Mmcp.market

Prefix WhoIs MCP server

by pwhois.org·org.pwhois/pwhois·v1.0.0
No reviews yet

Live BGP routing table and registry lookups: IP origin, ASN prefixes, transit, org search.

B70/100grade B
Write a reviewRun it
What users say
No reviews yet
Be the first
Safety scan
B70/100

full report

Adoption
New

Little public usage data yet

Reviews

Write one

Nobody has reviewed Prefix WhoIs yet.

If you have run it, two minutes of your experience saves the next person an afternoon.

Prefix WhoIs tools

Tool list not cached yet. `describe` through the gateway fetches it live.

Public scan report

scanner v0.1.5 · 2026-09-19 · same rubric, same numbers if you re-run it

1 low
  • –Code scanremote-only server, no package to scann/a
  • Live reliabilityremote reachable in 309ms (auth required)20/20
  • –Tool poisoningtools not inspected (endpoint requires auth); not countedn/a
  • Auth qualityOAuth resource metadata advertised on 40115/15
  • Maintenanceno repository listed3/15
  • Maintainer identityverified namespace with website, no repo4/10

Findings (1)

  • lowNo source repository listedmaint.no-repo
Overall 70/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

Install directly

claude mcp add --transport http pwhois https://pwhois.org/mcp/
Add to Cursor

Prefix WhoIs: common questions

Is Prefix WhoIs MCP server safe?
Mostly: it is graded B (70/100). Read the Prefix WhoIs safety report
How do I install Prefix WhoIs?
It runs remotely at pwhois.org. Add it to Claude Code, Claude Desktop or Cursor with the snippets above, or call it through the mcp.market gateway without installing anything.
Does Prefix WhoIs need an API key?
No key to paste: it signs you in with OAuth when your client connects.
Is Prefix WhoIs maintained?
The latest release is v1.0.0.
Is Prefix WhoIs up?
100% of our last 5 checks got an answer. We check remote servers about four times a day.
What can I use instead of Prefix WhoIs?
Servers from other publishers that do the same job: Cronus UI MCP server, Find MCP - Agentage MCP Directory MCP server and Neuronto Agentic Resource Discovery (ARD) Index MCP server. Compare all Prefix WhoIs alternatives.

Alternatives to Prefix WhoIs

Same job from other publishers: the closest match first, then the best rated.

All Prefix WhoIs alternatives →
  • Cronus UI
    Search, install, compose, add-page, and theme Cronus UI from the live registry.
    A
  • Find MCP - Agentage MCP Directory
    Search the official MCP registry: 17,000+ servers with trust grades, stars, tools, install config.
    A
  • Neuronto Agentic Resource Discovery (ARD) Index
    Neuronto Agentic Resource Discovery ARD Index. Search every ARD registry + 31,411 verified tools.
    B
  • Faa Aircraft Registry
    Offline, keyless lookup of the US civil aircraft registry — decode N-numbers, search records.
    A
Prefix WhoIs vs Cronus UIPrefix WhoIs vs Find MCP - Agentage MCP DirectoryPrefix WhoIs vs Neuronto Agentic Resource Discovery (ARD) Index

More from pwhois.org →