Provide current and historical ownership information on domains / IPs. Identify all connections between domains, registrants, registrars, and DNS servers.
Look into all current and historical DNS / IP connections between domains and A, MX, NS, and other records. Monitor suspicious changes to DNS records.
Get detailed context on an IP address, including its user’s geolocation, time zone, connected domains, connection type, IP range, ASN,
and other network ownership details.
Access our web-based solution to dig into
and monitor all domain events of interest.
Get access to a web-based enterprise-grade solution to search and monitor domain registrations and ownership details for branded terms, fuzzy matches, registrants of interest, and more.
New gTLD Intelligence Services (NGIS)
Independent, evidence-based DNS and abuse intelligence for applicants, advisors, governments, and counsel participating in the ICANN 2026 New gTLD Program.
Predictive Threat Intelligence Feeds
Detect and block access to and from dangerous domain names before malicious actors can weaponize them. Contact us today for more information.
Unlock integrated intelligence on Internet properties and their ownership, infrastructure, and other attributes.
Our complete set of domain, IP, and DNS intelligence available via API calls as an annual subscription with predictable pricing.
Security Intelligence (SI) Suite
Offers complete access to WHOIS, IP, DNS, and subdomain data for product enrichment, threat hunting and more.
Uncover entire attack surfaces with this API to embed asset discovery, vulnerability scanning, and technology metadata into your platform. Now in early access.
Talk to our APIs using LLMs. Connect your preferred LLM to WhoisXML API and simply chat about WHOIS, DNS, threat intelligence, and more.
I’m your Domain Intelligence Assistant. I make it easy to explore WHOIS, DNS, and threat data from WhoisXML API — I’m cloud-based, fast, and always ready to help.
WhoisXML API Domain Intelligence Advisor (via ChatGPT)
A custom GPT for WHOIS, DNS, IP, and threat intelligence research. Connects ChatGPT directly to WhoisXML API to enable fast, conversational investigations and domain insights.
Ed Gibbs, 研究副总裁, whoisxmlapi.com
包含 CR/LF（回车/换行）行结尾的 CSV 文件可能会导致某些 CSV 转 JSON 工具解析失败。这种情况通常发生在 Windows 系统创建的 CSV 文件上，它们使用 CR/LF（\r\n）作为行结尾，而许多基于 Unix 的工具则只接受 LF（\n）结尾。这一问题影响到 WhoisXMLAPI 提供的多个数据源，如 WHOIS、Netblocks 和 IP 地理位置数据等。
本项目旨在将 DNS_Premium_365 数据集上传到本地 ClickHouse 数据库中，以实现高效、优化和快速查询功能。
