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Hostname

fastify.io

Last fetched

fastify.io resolves to 104.21.86.32, announced in 104.21.80.0/20 by CLOUDFLARENET - Cloudflare, Inc. in CA. fastify.io is not listed on any threat feed indexed by WhisperGraph; reconciled level NONE.

Threat posture

0threat score (procedure-native scale)

NONE

No threats observed.

Threat feeds listing this
0
Verdict coverage
known-clean

Nutrition Label

WHISPER CANON · fastify.ioRouting diversity1.5/10Peering density10.0/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint3.2/10canon.whisper.security/host/fastify.io

Resolution chain

IPv6 resolution

Attribution

Cloudflare

cdn · ORIGIN_AS, CDN

WHOIS identity

Registrar
iana:1387
Registrant organisation
the linux foundation

Subdomains

Subdomain
goodfirstissue.fastify.io
www.fastify.io

Showing 2 of 2 subdomains (2 per page).

Web-graph footprint

Sampled `LINKS_TO` edges. The hyperlink layer is a pilot sample, not a web-scale crawl, so these are illustrative.

Sample inbound links

Sample outbound links

Mail and authentication

Nameservers

  • kianchau.ns.cloudflare.com
  • vera.ns.cloudflare.com

MX records

  • amir.mx.cloudflare.net
  • isaac.mx.cloudflare.net
  • linda.mx.cloudflare.net

SPF policy

  • include: _spf.mx.cloudflare.net

Threat-feed evidence

History

Related pages

Pivot from fastify.io into the addresses, networks and registries it depends on.

Cypher and MCP

Reproduce this hostname's resolution chain against graph.whisper.security:

MATCH (h:HOSTNAME {name: "fastify.io"})-[:RESOLVES_TO]->(ip:IPV4)
      -[:ANNOUNCED_BY]->(ap:ANNOUNCED_PREFIX)-[:ROUTES]->(a:ASN)
OPTIONAL MATCH (a)-[:HAS_NAME]->(n:ASN_NAME)
RETURN ip.name AS ip, ap.name AS prefix, a.name AS asn, n.name AS network
LIMIT 20

Or query Whisper from your own LLM workflow via the Whisper MCP server.