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Hostname

sfbookcase.com

Last fetched

sfbookcase.com resolves to 4 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists iana:1910 as the registrar.

Nutrition Label

WHISPER CANON · sfbookcase.comRouting diversity3.5/10Peering density10.0/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency10.0/10Resolver footprint3.2/10canon.whisper.security/host/sfbookcase.com

Resolution chain

sfbookcase.com resolves to 4 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
104.21.16.196104.21.16.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA
172.67.215.148172.67.208.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA
188.114.96.5188.114.96.0/24AS13335CLOUDFLARENET - Cloudflare, Inc.CA
188.114.97.5188.114.97.0/24AS13335CLOUDFLARENET - Cloudflare, Inc.CA

WHOIS identity

Registrar
iana:1910
Organization
paul farris
Contact emails

Subdomains

1 observed subdomain of sfbookcase.com.

Web-graph footprint

Distinct hostnames that link to or from sfbookcase.com in the public web crawl.

16 sites link to this hostname.

488 sites linked to from this hostname.

Threat posture

History

Mail and authentication

Related pages

Pivot deeper into the graph from sfbookcase.com.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "sfbookcase.com"})-[: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.