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wwhois.ru domain tools

by wwhois.ru · remote · no sign-in to list tools · v1.1.0 · published by ru.wwhois

WHOIS/RDAP lookup, IP geolocation and Punycode conversion. 1400+ TLDs incl. IDN. No API key.

Changes · 2
CompareRegistry entry

3 tools: 2 change things and 1 only read.

Scanned Oct 21, 2026

1 check matched something in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http whois https://wwhois.ru/backend/mcp

Findings

Matches of fixed checks, with the text they matched.

1 warn
  • Warnpunycode_convert

    The server marks "punycode_convert" read-only (readOnlyHint: true), and its own name, description or input give the class "write".

    Matched text

    annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":true,"openWorldHint":true}; The name "punycode_convert" says "convert": a word for a change.

    What this check looks for

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

3 tools

Changes things 2Claude Code: ask
  • ip_geolocationGeolocate an IPv4/IPv6 address: country, region, city, ISP and organisation.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Geolocate an IPv4/IPv6 address: country, region, city, ISP and organisation.

    Annotations the server declares

    • title: IP geolocation
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • punycode_convertConvert a domain between Unicode (IDN) and Punycode/ACE (xn--) form, both directions, auto-detected.1 finding

    Why it is in this group

    • The name "punycode_convert" says "convert": a word for a change.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.

    Findings

    • Warn

      The server marks "punycode_convert" read-only (readOnlyHint: true), and its own name, description or input give the class "write".

      Matched text

      annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":true,"openWorldHint":true}; The name "punycode_convert" says "convert": a word for a change.

      What this check looks for
    Description, as the server wrote it
    Convert a domain between Unicode (IDN) and Punycode/ACE (xn--) form, both directions, auto-detected.

    Annotations the server declares

    • title: Punycode convert
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
Only reads 1Claude Code: allow
  • whois_lookupLook up WHOIS/RDAP data for a domain: registration state (registered / available / reserved / unsupported / unknown) and the full raw registry record (registrar, dates, name server…No findings

    Why it is in this group

    • The name "whois_lookup" says "lookup": a word for reading.
    Description, as the server wrote it
    Look up WHOIS/RDAP data for a domain: registration state (registered / available / reserved / unsupported / unknown) and the full raw registry record (registrar, dates, name servers, status). Supports 1400+ zones including IDN / Cyrillic domains.

    Annotations the server declares

    • title: WHOIS lookup
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Install

Pinned to version 1.1.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http whois https://wwhois.ru/backend/mcp

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__whois__whois_lookup"
    ],
    "ask": [
      "mcp__whois__ip_geolocation",
      "mcp__whois__punycode_convert"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as whois. Review it before you use it.