
DOT
Preço de Polkadot
$4,5200
-$0,02300
(-0,51%)
Alteração de preço nas últimas 24 horas

Como se sente hoje relativamente à DOT?
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Informações do mercado de Polkadot
Capitalização do mercado
A capitalização do mercado é calculada ao multiplicar a oferta em circulação de uma moeda pelo último preço da mesma.
Capitalização do mercado = Oferta em circulação × Último preço
Capitalização do mercado = Oferta em circulação × Último preço
Oferta em circulação
O montante total de uma moeda que está disponível no mercado.
Classificação da capitalização de mercado
A classificação de uma moeda no que diz respeito ao valor da capitalização do mercado.
Máximo histórico
O preço mais elevado que uma moeda atingiu no seu histórico de trading.
Mínimo histórico
O preço mais baixo que uma moeda atingiu no seu histórico de trading.
Capitalização do mercado
$6,88B
Oferta em circulação
1 522 267 060 DOT
100,00% de
1 522 267 060 DOT
Classificação da capitalização de mercado
--
Auditorias

Última auditoria: 1/06/2020
Máximo em 24h
$4,5820
Mínimo em 24h
$4,3780
Máximo histórico
$55,0940
-91,80% (-$50,5740)
Última atualização: 4/11/2021
Mínimo histórico
$2,5000
+80,79% (+$2,0200)
Última atualização: 22/08/2020
Calculadora de DOT


Desempenho do preço de Polkadot em USD
O preço atual de Polkadot é $4,5200. Ao longo das últimas 24 horas, o Polkadot diminuiu -0,51%. Atualmente, tem uma oferta em circulação de 1 522 267 060 DOT e uma oferta máxima de 1 522 267 060 DOT, o que resulta numa capitalização de mercado totalmente diluída de $6,88B. De momento, a moeda Polkadot ocupa a posição 0 na classificação de capitalização do mercado. O preço de Polkadot/USD é atualizado em tempo real.
Hoje
-$0,02300
-0,51%
7 dias
+$0,23700
+5,53%
30 dias
-$0,44600
-8,99%
3 meses
-$2,3220
-33,94%
Conversões de Polkadot populares
Última atualização: 22/03/2025, 14:24
1 DOT em USD | 4,5180 $ |
1 DOT em EUR | 4,1538 € |
1 DOT em PHP | 258,97 ₱ |
1 DOT em IDR | 74 665,34 Rp |
1 DOT em GBP | 3,4972 £ |
1 DOT em CAD | 6,5165 $ |
1 DOT em AED | 16,5939 AED |
1 DOT em VND | 115 579,4 ₫ |
Sobre Polkadot (DOT)
A classificação fornecida é uma classificação agregada recolhida pela OKX a partir das fontes fornecidas e destina-se apenas a fins informativos. A OKX não garante a qualidade ou a exatidão das classificações. Não visa fornecer (i) aconselhamento ou recomendações de investimento; (ii) uma oferta ou solicitação para comprar, vender ou deter ativos digitais; ou (iii) aconselhamento financeiro, contabilístico, jurídico ou fiscal. Os ativos digitais, incluindo criptomoedas estáveis e NFTs, envolvem um elevado grau de risco, podem ter grandes flutuações e podem, inclusivamente, perder todo o valor. O preço e o desempenho dos ativos digitais não são garantidos e podem mudar sem aviso. Os seus ativos digitais não estão cobertos por seguro contra eventuais perdas. Os ganhos históricos não são indicativos de ganhos futuros. A OKX não garante quaisquer ganhos nem a amortização do capital ou dos juros. A OKX não fornece recomendações de investimento ou de ativos. Deve ponderar cuidadosamente se transacionar ou deter ativos digitais vai ao encontro da sua condição financeira. Informe-se junto do seu consultor jurídico/fiscal/de investimentos para esclarecer questões relativas às suas circunstâncias específicas.
Mostrar mais
- Site oficial
- Documento técnico
- Github
- Explorador de blocos
Acerca dos sites de terceiros
Acerca dos sites de terceiros
Ao utilizar o site de terceiros ("TPW"), aceita que qualquer utilização do TPW está sujeita e será regida pelos termos do TPW. Salvo indicação expressa por escrito, a OKX e os seus afiliados ("OKX") não estão, de forma alguma, associados ao proprietário ou operador do TPW. Concorda que a OKX não é responsável nem imputável por quaisquer perdas, danos e outras consequências que advenham da sua utilização do TPW. Tenha presente que utilizar um TPW poderá resultar na perda ou diminuição dos seus ativos.
Perguntas frequentes sobre Polkadot
Qual é o preço mais alto de sempre de DOT?
Os gráficos de Polkadots da OKX revelam que o preço da DOT atingiu o seu pico de 55,09 $ a 4 de novembro de 2021. Por essa altura, a sua capitalização de mercado chegou aos 53,21 mil milhões de dólares.
Qual é a oferta total de Polkadot?
A Polkadot foi lançada com uma oferta inicial de 10 milhões. Contudo, após a alteração da sua denominação, o saldo de tokens aumentou em 100, transformando a oferta inicial em mil milhões. Contudo, a oferta de Polkadot não tem um limite, visto que é inflacionária. Em setembro de 2022 estavam em circulação mais de 1,2 mil milhões de tokens de DOT.
Onde posso comprar Polkadot?
A OKX oferece várias maneiras de obter suporte. O nosso self-servicecentro de apoioaborda as perguntas mais frequentes sobre compra, venda e trading de ativos digitais. Também temos uma próspera comunidade global, que pode ser acedida em vários canais, incluindo Telegram, Reddit, Facebook, Line, Weibo e Twitter.
Quanto vale 1 Polkadot hoje?
Atualmente, um Polkadot vale $4,5200. Para obter respostas e informações sobre a ação do preço de Polkadot, está no sítio certo. Explore os gráficos Polkadot mais recentes e transacione de forma responsável com a OKX.
O que são as criptomoedas?
As criptomoedas, como Polkadot, são ativos digitais que operam num livro-razão público chamado blockchain. Saiba mais sobre as moedas e os tokens disponibilizados na OKX e os respetivos atributos diferentes, que inclui preços em direto e gráficos em tempo real.
Quando foram inventadas as criptomoedas?
Graças à crise financeira de 2008, o interesse em finanças descentralizadas aumentou. A Bitcoin proporcionou uma nova solução ao ser um ativo digital seguro numa rede descentralizada. Desde então, têm sido criados muitos outros tokens, como Polkadot.
O preço da Polkadot vai subir hoje?
Veja a nossa Página de previsão do preço de Polkadot para prever preços futuros e determinar os seus preços-alvo.
Divulgação ASG
Os regulamentos ASG (ambientais, sociais e de governação) para criptoativos visam abordar o seu impacto ambiental (por exemplo, mineração intensiva em termos de energia), promover a transparência e garantir práticas de governação éticas para alinhar a indústria das criptomoedas com objetivos sociais e de sustentabilidade mais amplos. Estes regulamentos incentivam a conformidade com normas que mitigam riscos e promovem a confiança nos ativos digitais.
Detalhes do ativo
Nome
OKcoin Europe LTD
Identificador de entidade jurídica relevante
54930069NLWEIGLHXU42
Nome do criptoativo
Polkadot DOT
Mecanismo de consenso
Polkadot DOT is present on the following networks: binance_smart_chain, huobi, polkadot.
Binance Smart Chain (BSC) uses a hybrid consensus mechanism called Proof of Staked Authority (PoSA), which combines elements of Delegated Proof of Stake (DPoS) and Proof of Authority (PoA). This method ensures fast block times and low fees while maintaining a level of decentralization and security. Core Components 1. Validators (so-called “Cabinet Members”): Validators on BSC are responsible for producing new blocks, validating transactions, and maintaining the network’s security. To become a validator, an entity must stake a significant amount of BNB (Binance Coin). Validators are selected through staking and voting by token holders. There are 21 active validators at any given time, rotating to ensure decentralization and security. 2. Delegators: Token holders who do not wish to run validator nodes can delegate their BNB tokens to validators. This delegation helps validators increase their stake and improves their chances of being selected to produce blocks. Delegators earn a share of the rewards that validators receive, incentivizing broad participation in network security. 3. Candidates: Candidates are nodes that have staked the required amount of BNB and are in the pool waiting to become validators. They are essentially potential validators who are not currently active but can be elected to the validator set through community voting. Candidates play a crucial role in ensuring there is always a sufficient pool of nodes ready to take on validation tasks, thus maintaining network resilience and decentralization. Consensus Process 4. Validator Selection: Validators are chosen based on the amount of BNB staked and votes received from delegators. The more BNB staked and votes received, the higher the chance of being selected to validate transactions and produce new blocks. The selection process involves both the current validators and the pool of candidates, ensuring a dynamic and secure rotation of nodes. 5. Block Production: The selected validators take turns producing blocks in a PoA-like manner, ensuring that blocks are generated quickly and efficiently. Validators validate transactions, add them to new blocks, and broadcast these blocks to the network. 6. Transaction Finality: BSC achieves fast block times of around 3 seconds and quick transaction finality. This is achieved through the efficient PoSA mechanism that allows validators to rapidly reach consensus. Security and Economic Incentives 7. Staking: Validators are required to stake a substantial amount of BNB, which acts as collateral to ensure their honest behavior. This staked amount can be slashed if validators act maliciously. Staking incentivizes validators to act in the network's best interest to avoid losing their staked BNB. 8. Delegation and Rewards: Delegators earn rewards proportional to their stake in validators. This incentivizes them to choose reliable validators and participate in the network’s security. Validators and delegators share transaction fees as rewards, which provides continuous economic incentives to maintain network security and performance. 9. Transaction Fees: BSC employs low transaction fees, paid in BNB, making it cost-effective for users. These fees are collected by validators as part of their rewards, further incentivizing them to validate transactions accurately and efficiently.
The Huobi Eco Chain (HECO) blockchain employs a Hybrid-Proof-of-Stake (HPoS) consensus mechanism, combining elements of Proof-of-Stake (PoS) to enhance transaction efficiency and scalability. Key Features of HECO's Consensus Mechanism: 1. Validator Selection: HECO supports up to 21 validators, selected based on their stake in the network. 2. Transaction Processing: Validators are responsible for processing transactions and adding blocks to the blockchain. 3. Transaction Finality: The consensus mechanism ensures quick finality, allowing for rapid confirmation of transactions. 4. Energy Efficiency: By utilizing PoS elements, HECO reduces energy consumption compared to traditional Proof-of-Work systems.
Polkadot, a heterogeneous multi-chain framework designed to enable different blockchains to interoperate, uses a sophisticated consensus mechanism known as Nominated Proof-of-Stake (NPoS). This mechanism combines elements of Proof-of-Stake (PoS) and a layered consensus model involving multiple roles and stages. Core Components 1. Validators: Validators are responsible for producing new blocks and finalizing the relay chain, Polkadot's main chain. They stake DOT tokens and validate transactions, ensuring the security and integrity of the network. 2. Nominators: Nominators delegate their stake to trusted validators, choosing which validators they believe will act honestly and effectively. They share in the rewards and penalties of the validators they nominate. 3. Collators: Collators maintain parachains (individual blockchains that connect to the Polkadot relay chain) by collecting transactions from users and producing state transition proofs for validators. 4. Fishermen: Fishermen monitor the network for malicious activity. They report bad behavior to the validators to help maintain network security. Consensus Process Polkadot's consensus mechanism operates through a combination of two key protocols: GRANDPA (GHOST-based Recursive Ancestor Deriving Prefix Agreement) and BABE (Blind Assignment for Blockchain Extension). 1. BABE (Block Production): BABE is the block production mechanism. It operates similarly to a lottery, where validators are pseudo-randomly assigned slots to produce blocks based on their stake. Each validator signs the blocks they produce, which are then propagated through the network. 2. GRANDPA (Finality): GRANDPA is the finality gadget that provides a higher level of security by finalizing blocks after they are produced. Unlike traditional blockchains where blocks are considered final after a number of confirmations, GRANDPA allows for asynchronous finality. Validators vote on chains, and once a supermajority agrees, the chain is finalized instantly. Detailed Steps 1. Block Production (BABE): Slot Allocation: Validators are selected to produce blocks in specific time slots. Block Proposal: The selected validator for a slot proposes a block, including new transactions and state changes. 2. Block Propagation and Preliminary Consensus: Proposed blocks are propagated across the network, where other validators verify the correctness of the transactions and state transitions. 3. Finalization (GRANDPA): Voting on Blocks: Validators vote on the chains they believe to be the correct history. Supermajority Agreement: Once more than two-thirds of validators agree on a block, it is finalized. Instant Finality: This finality process ensures that once a block is finalized, it is irreversible and becomes part of the canonical chain. 4. Rewards and Penalties: Validators and nominators earn rewards for participating in the consensus process and maintaining network security. Misbehavior, such as producing invalid blocks or being offline, results in penalties, including slashing of staked tokens.
Mecanismos de incentivo e taxas aplicáveis
Polkadot DOT is present on the following networks: binance_smart_chain, huobi, polkadot.
Binance Smart Chain (BSC) uses the Proof of Staked Authority (PoSA) consensus mechanism to ensure network security and incentivize participation from validators and delegators. Incentive Mechanisms 1. Validators: Staking Rewards: Validators must stake a significant amount of BNB to participate in the consensus process. They earn rewards in the form of transaction fees and block rewards. Selection Process: Validators are selected based on the amount of BNB staked and the votes received from delegators. The more BNB staked and votes received, the higher the chances of being selected to validate transactions and produce new blocks. 2. Delegators: Delegated Staking: Token holders can delegate their BNB to validators. This delegation increases the validator's total stake and improves their chances of being selected to produce blocks. Shared Rewards: Delegators earn a portion of the rewards that validators receive. This incentivizes token holders to participate in the network’s security and decentralization by choosing reliable validators. 3. Candidates: Pool of Potential Validators: Candidates are nodes that have staked the required amount of BNB and are waiting to become active validators. They ensure that there is always a sufficient pool of nodes ready to take on validation tasks, maintaining network resilience. 4. Economic Security: Slashing: Validators can be penalized for malicious behavior or failure to perform their duties. Penalties include slashing a portion of their staked tokens, ensuring that validators act in the best interest of the network. Opportunity Cost: Staking requires validators and delegators to lock up their BNB tokens, providing an economic incentive to act honestly to avoid losing their staked assets. Fees on the Binance Smart Chain 5. Transaction Fees: Low Fees: BSC is known for its low transaction fees compared to other blockchain networks. These fees are paid in BNB and are essential for maintaining network operations and compensating validators. Dynamic Fee Structure: Transaction fees can vary based on network congestion and the complexity of the transactions. However, BSC ensures that fees remain significantly lower than those on the Ethereum mainnet. 6. Block Rewards: Incentivizing Validators: Validators earn block rewards in addition to transaction fees. These rewards are distributed to validators for their role in maintaining the network and processing transactions. 7. Cross-Chain Fees: Interoperability Costs: BSC supports cross-chain compatibility, allowing assets to be transferred between Binance Chain and Binance Smart Chain. These cross-chain operations incur minimal fees, facilitating seamless asset transfers and improving user experience. 8. Smart Contract Fees: Deployment and Execution Costs: Deploying and interacting with smart contracts on BSC involves paying fees based on the computational resources required. These fees are also paid in BNB and are designed to be cost-effective, encouraging developers to build on the BSC platform.
The Huobi Eco Chain (HECO) blockchain employs a Hybrid-Proof-of-Stake (HPoS) consensus mechanism, combining elements of Proof-of-Stake (PoS) to enhance transaction efficiency and scalability. Incentive Mechanism: 1. Validator Rewards: Validators are selected based on their stake in the network. They process transactions and add blocks to the blockchain. Validators receive rewards in the form of transaction fees for their role in maintaining the blockchain's integrity. 2. Staking Participation: Users can stake Huobi Token (HT) to become validators or delegate their tokens to existing validators. Staking helps secure the network and, in return, participants receive a portion of the transaction fees as rewards. Applicable Fees: 1. Transaction Fees (Gas Fees): Users pay gas fees in HT tokens to execute transactions and interact with smart contracts on the HECO network. These fees compensate validators for processing and validating transactions. 2. Smart Contract Execution Fees: Deploying and interacting with smart contracts incur additional fees, which are also paid in HT tokens. These fees cover the computational resources required to execute contract code.
Polkadot uses a consensus mechanism called Nominated Proof-of-Stake (NPoS), which involves a combination of validators, nominators, and a unique layered consensus process to secure the network: Incentive Mechanisms 1. Validators: Staking Rewards: Validators are responsible for producing new blocks and finalizing the relay chain. They are incentivized with staking rewards, which are distributed in proportion to their stake and their performance in the consensus process. Validators earn these rewards for maintaining uptime and correctly validating transactions. Commission: Validators can set a commission rate that they charge on the rewards earned by their nominators. This incentivizes them to perform well to attract more nominators. 2. Nominators: Delegation: Nominators stake their tokens by delegating them to trusted validators. They share in the rewards earned by the validators they support. This mechanism incentivizes nominators to carefully choose reliable validators. Rewards Distribution: The rewards are distributed among validators and their nominators based on the amount of stake contributed by each party. This ensures that both parties are incentivized to maintain the network’s security. 3. Collators: Parachain Maintenance: Collators maintain parachains by collecting transactions and producing state transition proofs for validators. They are incentivized through rewards for their role in keeping the parachain operational and secure. 4. Fishermen: Monitoring: Fishermen are responsible for monitoring the network for malicious activities. They are rewarded for identifying and reporting malicious behavior, which helps maintain the network’s security. 5. Economic Penalties: Slashing: Validators and nominators face penalties in the form of slashing if they engage in malicious activities such as double-signing or being offline for extended periods. Slashing results in the loss of a portion of their staked tokens, which serves as a strong deterrent against bad behavior. Unbonding Period: To withdraw staked tokens, participants must go through an unbonding period during which their tokens are still at risk of being slashed. This ensures continued network security even when validators or nominators decide to exit. Fees on the Polkadot Blockchain 1. Transaction Fees: Dynamic Fees: Transaction fees on Polkadot are dynamic, adjusting based on network demand and the complexity of the transaction. This model ensures that fees remain fair and proportional to the network’s usage. Fee Burn: A portion of the transaction fees is burned (permanently removed from circulation), which helps to control inflation and can potentially increase the value of the remaining tokens. 2. Smart Contract Fees: Execution Costs: Fees for deploying and interacting with smart contracts on Polkadot are based on the computational resources required. This encourages efficient use of network resources. 3. Parachain Slot Auction Fees: Bidding for Slots: Projects that want to secure a parachain slot must participate in a slot auction. They bid DOT tokens, and the highest bidders win the right to operate a parachain for a specified period. This process ensures that only serious projects with significant backing can secure parachain slots, contributing to the network's overall quality and security.
Início do período ao qual a divulgação é relativa
2024-03-12
Fim do período ao qual a divulgação é relativa
2025-03-12
Relatório de energia
Consumo de energia
630794.60858 (kWh/a)
Consumo de energia renovável
18.621885607 (%)
Intensidade da energia
0.00029 (kWh)
Principais fontes de energia e metodologias
To determine the proportion of renewable energy usage, the locations of the nodes are to be determined using public information sites, open-source crawlers and crawlers developed in-house. If no information is available on the geographic distribution of the nodes, reference networks are used which are comparable in terms of their incentivization structure and consensus mechanism. This geo-information is merged with public information from the European Environment Agency (EEA) and thus determined.
Fontes de consumo de energia e metodologias
The energy consumption of this asset is aggregated across multiple components:
For the calculation of energy consumptions, the so called “bottom-up” approach is being used. The nodes are considered to be the central factor for the energy consumption of the network. These assumptions are made on the basis of empirical findings through the use of public information sites, open-source crawlers and crawlers developed in-house. The main determinants for estimating the hardware used within the network are the requirements for operating the client software. The energy consumption of the hardware devices was measured in certified test laboratories. When calculating the energy consumption, we used - if available - the Functionally Fungible Group Digital Token Identifier (FFG DTI) to determine all implementations of the asset of question in scope and we update the mappings regulary, based on data of the Digital Token Identifier Foundation.
To determine the energy consumption of a token, the energy consumption of the network(s) huobi, binance_smart_chain is calculated first. Based on the crypto asset's gas consumption per network, the share of the total consumption of the respective network that is assigned to this asset is defined. When calculating the energy consumption, we used - if available - the Functionally Fungible Group Digital Token Identifier (FFG DTI) to determine all implementations of the asset of question in scope and we update the mappings regulary, based on data of the Digital Token Identifier Foundation.
Relatório de emissões
Emissões de GEE de âmbito 1 da DLT — Controladas
0.00000 (tCO2e/a)
Emissões de GEE de âmbito 2 da DLT — Compradas
186.17194 (tCO2e/a)
Intensidade de GEE
0.00008 (kgCO2e)
Principais fontes de GEE e metodologias
To determine the GHG Emissions, the locations of the nodes are to be determined using public information sites, open-source crawlers and crawlers developed in-house. If no information is available on the geographic distribution of the nodes, reference networks are used which are comparable in terms of their incentivization structure and consensus mechanism. This geo-information is merged with public information from the European Environment Agency (EEA) and thus determined.
Aviso legal
Os conteúdos sociais nesta página ("Conteúdos"), que incluem, entre outros, os tweets e estatísticas fornecidos pela LunarCrush, provêm de terceiros e destinam-se a fins informativos conforme estão disponibilizados. A OKX não garante a qualidade ou a exatidão dos Conteúdos, sendo que os mesmos não representam as opiniões da OKX. Não visam fornecer (i) aconselhamento ou recomendações de investimento; (ii) uma oferta ou solicitação para comprar, vender ou deter ativos digitais; ou (iii) aconselhamento financeiro, contabilístico, jurídico ou fiscal. Os ativos digitais, incluindo criptomoedas estáveis e NFT, envolvem um elevado grau de risco e podem sofrer grandes flutuações. O preço e o desempenho dos ativos digitais não são garantidos e podem mudar sem aviso. A OKX não fornece recomendações de investimento ou de ativos. Deve ponderar cuidadosamente se transacionar ou deter ativos digitais vai ao encontro da sua condição financeira. Informe-se junto do seu consultor jurídico/fiscal/de investimentos para esclarecer questões relativas às suas circunstâncias específicas. Para obter mais detalhes, consulte os nossos Termos de Utilização e o Aviso de Risco. Ao utilizar o site de terceiros ("TPW"), aceita que qualquer utilização do TPW está sujeita e será regida pelos termos do TPW. Salvo indicação expressa por escrito, a OKX e os seus afiliados ("OKX") não estão, de forma alguma, associados ao proprietário ou operador do TPW. Concorda que a OKX não é responsável nem imputável por quaisquer perdas, danos e outras consequências que advenham da sua utilização do TPW. Tenha presente que utilizar um TPW poderá resultar na perda ou diminuição dos seus ativos.
Calculadora de DOT


Redes sociais