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Hostname

f.io

Last fetched

f.io resolves to 20 IPv4 addresses operated by AMAZON-AES - Amazon.com, Inc. in US. WHOIS lists iana:470 as the registrar.

Nutrition Label

WHISPER CANON · f.ioRouting diversity6.6/10Peering density6.7/10MOAS conflict✓ noneThreat-feed listings6.0/10WHOIS transparency0.0/10Resolver footprint8.5/10canon.whisper.security/host/f.io

Resolution chain

f.io resolves to 20 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
107.21.221.69107.21.128.0/17AS14618AMAZON-AES - Amazon.com, Inc.US
18.210.173.5418.208.0.0/13AS14618AMAZON-AES - Amazon.com, Inc.US
184.72.253.189184.72.128.0/17AS14618AMAZON-AES - Amazon.com, Inc.US
3.211.39.2503.208.0.0/12AS14618AMAZON-AES - Amazon.com, Inc.US
3.214.116.1703.208.0.0/12AS14618AMAZON-AES - Amazon.com, Inc.US
34.195.227.3834.192.0.0/12AS14618AMAZON-AES - Amazon.com, Inc.US
34.197.115.3034.192.0.0/12AS14618AMAZON-AES - Amazon.com, Inc.US
34.198.46.4134.192.0.0/12AS14618AMAZON-AES - Amazon.com, Inc.US
34.231.172.17634.224.0.0/12AS14618AMAZON-AES - Amazon.com, Inc.US
34.232.126.13334.224.0.0/12AS14618AMAZON-AES - Amazon.com, Inc.US
34.234.176.13734.224.0.0/12AS14618AMAZON-AES - Amazon.com, Inc.US
44.196.194.20444.192.0.0/11AS14618AMAZON-AES - Amazon.com, Inc.US
44.199.74.6844.192.0.0/11AS14618AMAZON-AES - Amazon.com, Inc.US
44.206.78.3944.192.0.0/11AS14618AMAZON-AES - Amazon.com, Inc.US
44.210.174.12744.192.0.0/11AS14618AMAZON-AES - Amazon.com, Inc.US
44.212.135.18344.192.0.0/11AS14618AMAZON-AES - Amazon.com, Inc.US
50.19.213.19650.19.128.0/17AS14618AMAZON-AES - Amazon.com, Inc.US
52.2.82.11052.2.0.0/15AS14618AMAZON-AES - Amazon.com, Inc.US
52.20.198.3652.20.0.0/14AS14618AMAZON-AES - Amazon.com, Inc.US
52.200.70.4752.200.0.0/13AS14618AMAZON-AES - Amazon.com, Inc.US

WHOIS identity

Registrar
iana:470
Organization
—
Contact emails
—

Subdomains

2 observed subdomains of f.io.

Subdomain
dev.f.io
staging.f.io

Web-graph footprint

Distinct hostnames that link to or from f.io in the public web crawl.

1,426 sites link to this hostname.

Sample inbound links

Threat posture

History

Related pages

Pivot deeper into the graph from f.io.

Cypher and MCP

Reproduce the resolution chain directly against graph.whisper.security:

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

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