Blockchain Explorers & Market Data

Public blockchain explorers for 25+ major blockchain networks enabling instant transaction lookups, address queries, and block exploration combined with real-time cryptocurrency market data covering 9,000+ cryptocurrencies and 90+ fiat currencies. Hosted infrastructure eliminates need for self-hosted explorer software while providing fast, reliable blockchain data visualization and financial data feeds.

Blockchain Explorer Capabilities

Multi-Chain Explorer Coverage - Public explorers for Bitcoin (BTC), Ethereum (ETH), Litecoin (LTC), Dogecoin (DOGE), Bitcoin Cash (BCH), DigiByte (DGB), Groestlcoin (GRS), Dash, Ethereum PoW (ETHW), BNB Smart Chain (BSC), Ethereum Classic (ETC), Base, Tron (TRX), eCash (XEC), Polygon (POL), Avalanche (AVAX), and 10+ additional networks.

Transaction Search and Analysis - Query transaction details by transaction hash (txid) to view inputs/outputs, fees, confirmations, timestamps, and transaction status across supported networks.

Address History Queries - Look up any blockchain address to view complete transaction history, current balance, received/sent amounts, and associated transaction count.

Block Exploration - Browse blockchain blocks to examine block height, timestamp, miner/validator, included transactions, block rewards, and block hash information.

Real-Time Data - Explorers display up-to-date blockchain state synchronized with live network conditions, showing mempool status, latest blocks, and pending transactions where applicable.

Market Data API Capabilities

Comprehensive Asset Coverage - Market data for 9,000+ cryptocurrencies including major assets (Bitcoin, Ethereum, BNB) through long-tail altcoins, plus 90+ fiat currencies for cross-currency conversions and fiat-crypto pricing.

Real-Time Data Updates - Live market data updated every few seconds, providing current price, trading volume, market capitalization, and 24-hour price change percentages. Ensures applications display up-to-date market conditions.

Multi-Exchange Aggregation - Price data aggregated from leading global exchanges including Binance, Kucoin, Huobi, Gate.io, OKX, and Poloniex. Aggregation methodology provides market-wide pricing rather than single-exchange snapshots, reducing price manipulation risk and improving accuracy.

Historical Data Access - Query historical price data to analyze asset performance over time, calculate price fluctuations, track volatility, and power charting interfaces. Supports backtesting, trend analysis, and historical reporting.

Use Cases

Transaction Verification - Users can verify payment confirmation, check transaction status, and confirm funds arrived at destination addresses after transfers or trades.

Address Monitoring - Monitor addresses for incoming/outgoing activity, balance changes, or transaction patterns for security monitoring, accounting, or operational purposes.

Blockchain Research - Researchers, analysts, and developers can explore on-chain activity, study transaction patterns, analyze network usage, and investigate blockchain behavior.

Crypto Wallets - Display real-time portfolio values, fiat conversions, and asset prices within wallet interfaces. Historical data supports portfolio performance tracking over time.

Trading Platforms and Exchanges - Power trading interfaces with live market data, price charts, volume indicators, and market cap rankings. Historical data enables technical analysis tools.

Portfolio Trackers - Aggregate portfolio values across multiple assets, calculate profit/loss, track performance against benchmarks, and generate reports using historical and real-time pricing.

Customer Support - Support teams for wallets, exchanges, and crypto services can look up user transactions to troubleshoot issues, confirm payments, and validate claims.

Technical Specifications

• Block Explorer Networks: 25+ blockchains including major Layer 1 chains (Bitcoin, Ethereum, BNB Smart Chain) and popular altcoins
• Market Data Coverage: 9,000+ cryptocurrencies, 90+ fiat currencies
• Data Sources: Binance, Kucoin, Huobi, Gate.io, OKX, Poloniex, and additional exchanges
• Update Frequency: Real-time synchronization for blockchain data, every few seconds for market data
• Search Capabilities: Transaction hash lookup, address history, block exploration
• API Type: RESTful HTTP API for market data
• Access: Public web interface for explorers (no registration), API requires paid plan for market data
• Uptime: 99.95%
• Support: 24/7 technical support

NOWNodes blockchain explorers and market data API provide essential transparency and financial data tools for end-users, developers, and businesses needing to verify on-chain activity and access accurate pricing information without running infrastructure or building custom integrations.