Best Source For Domain WHOIS Database and API.
Tool to retrieve comprehensive ASN WHOIS information including ownership, network infrastructure, and IP address ranges. Use when you need to identify ASN ownership, organization details, or associated IP blocks for network administration or security analysis.
Tool to process multiple domains or IPs simultaneously, returning all DNS records in a single request (max 100). Use when you need to retrieve DNS records for multiple domains at once for efficient batch processing.
Tool to check availability of multiple domains in one request (max 100 domains). Use when you need to verify if domain names are available for registration. Response time ranges from 16 seconds to 1 minute for 100 domains.
Tool to query WHOIS information for up to 100 domains in a single request. Use when you need comprehensive registration details, contact information, name servers, and domain status for multiple domains. Response includes normalized and parsed WHOIS data with 1 credit charged per successful query for each domain.
Tool to check if a domain is available for registration with optional suggestions. Use when you need to verify domain availability or get alternative domain suggestions.
Tool to perform real-time DNS record resolution for network diagnostics and configuration verification. Use when you need to retrieve current DNS records for a domain or perform reverse DNS lookup for an IP address.
Tool to check availability and update status of domain data files including newly registered, expired, and dropped domains. Use when you need to verify that domain data files are prepared and ready for download before accessing file download endpoints.
Tool to retrieve geographic location information for an IP address including country, city, coordinates, ISP, and security details. Use when you need to identify the physical location of an IP, detect VPN/proxy usage, or gather network intelligence for security or analytics purposes.
Tool to retrieve comprehensive WHOIS information for an IP address including organization, ISP, and network details. Use when you need to identify IP ownership, allocation status, or contact information for network administration or security purposes.
Tool to check if an IP address is associated with malicious activity, security threats, or appears on blocklists. Use when you need to assess IP reputation, detect VPN/proxy/Tor usage, identify bots or spam sources, or evaluate security risk for access control and fraud prevention.
Tool to fetch live SSL certificate with full secure cert chain, validity dates, and issuer information. Use when you need to retrieve SSL certificate details for a domain, including certificate validation dates, issuer details, public key information, and certificate extensions.
Tool to discover all subdomains associated with a domain name. Use when you need to enumerate subdomains for security assessment, asset discovery, or domain reconnaissance. Supports filtering by active/inactive status and date ranges.
Tool to access historical domain records from comprehensive database with up to 100 records per page. Use when you need to retrieve historical WHOIS data for a domain dating back to 1986. Database is updated monthly with one-month data latency.
Tool to fetch real-time WHOIS domain data using v2.0 endpoint. Use when you need current domain ownership, registration dates, contact information, or nameserver details via the updated v2.0 API. Note that some fields may show 'REDACTED FOR PRIVACY' due to ICANN privacy regulations.
Tool to search for domains registered by a specific company or organization using reverse WHOIS lookup. Use when you need to find all domains associated with a particular company name. Performs full-text phrase matching with pagination support. Charges 5 credits per page retrieved.
Tool to search for domains registered with a specific email address. Use when you need to find all domains associated with an email in WHOIS records. Supports exact or regex email matching. Returns paginated results with domain registration details.
Tool to search for domains registered by a specific owner name using reverse WHOIS lookup. Use when you need to find all domains associated with a particular registrant or owner name. Performs pattern-based full-text search with pagination support.