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Hostname

b2check.com

Last fetched

b2check.com resolves to 2 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists iana:113 as the registrar.

Nutrition Label

WHISPER CANON · b2check.comRouting diversity2.4/10Peering density10.0/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint3.2/10canon.whisper.security/host/b2check.com

Resolution chain

b2check.com resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
104.21.83.193104.21.80.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA
172.67.181.3172.67.176.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA

WHOIS identity

Registrar
iana:113
Organization
—
Contact emails
—

Subdomains

3 observed subdomains of b2check.com.

Subdomain
mail.b2check.com
www.b2check.com
webhook.b2check.com

Web-graph footprint

Distinct hostnames that link to or from b2check.com in the public web crawl.

6 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

Related pages

Pivot deeper into the graph from b2check.com.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "b2check.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.