ViewDNS.info
Operator: ViewDNS.info (ABN 44 205 887 507), Australia
DNS and domain tools with IP history, reverse WHOIS, an API and its own MCP for AI agents.
Technical Infrastructure
Product
ViewDNS.info
Availability and source date
Active
As of: 16 October 2026.
No functionality test has been performed.
Use in OSINT research
Helps identify domain changes and shared infrastructure. Shared servers or nameservers alone do not establish common control.
Queries
| Input | Result | Result type |
|---|---|---|
| Domain / website | DNS records, known subdomains, IP history and WHOIS details. | Retrieved |
| IP address | Other domains hosted there, reverse DNS and geographical IP mapping. | Retrieved |
| Person name | Domains with the corresponding registrant name or email address through reverse WHOIS. | Retrieved |
| Company / organisation name | Domains with the corresponding registrant name or email address through reverse WHOIS. | Retrieved |
| Email address | Domains with the corresponding registrant name or email address through reverse WHOIS. | Retrieved |
| ASN | Information about the autonomous system number. | Retrieved |
Features
- Look up DNS records, subdomains and previous IP addresses for a domain.
- Find other domains on the same IP address or using the same mail servers and nameservers.
- Search for domains by registrant name or email address.
- Retrieve WHOIS, ASN and IP information.
- Copy results or export them as CSV with a free account.
- Integrate queries into AI agents through the API or the provider's own MCP server.
Categories
- Technical Infrastructure
- DNS
- Domains & WHOIS
Coverage
Dataset
The provider's own domain, DNS, WHOIS and IP datasets, alongside live technical queries. The information reviewed does not specify regional completeness or a fixed historical coverage period.
Access
Requirements
The web tools are freely accessible. A free account increases results and query limits. The API and MCP require an API key.
Export
Copying and CSV export with an account; machine-readable results through the API.
Provider
ViewDNS.info (ABN 44 205 887 507)
Country of establishment
Australia
Interfaces
API
Available. An API key is required. 250 trial queries, followed by paid subscriptions or prepaid packages.
MCP
Available. The provider's own remote MCP at https://api.viewdns.info/mcp; authentication with a ViewDNS API key.
AI agents
Available. The provider demonstrates integration with Claude CLI and OpenAI through its MCP server.
Legal note
Limitations
- A shared IP address or nameserver can connect many unrelated websites.
- WHOIS and reverse WHOIS results depend on the available registration data.
- Under the API terms, the API and web tools may provide different features and results.
Guides and practical reports
Official · ViewDNS.info: connect MCP to Claude and OpenAI
ViewDNS.info · EN
Shows the MCP endpoint, authentication and setup.