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Hostname

calsancb.com

Last fetched

calsancb.com resolves to 1 IPv4 address operated by SARENET in ES. WHOIS lists iana:379 as the registrar.

Nutrition Label

WHISPER CANON · calsancb.comRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/calsancb.com

Resolution chain

calsancb.com resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
212.81.135.161212.81.128.0/17AS3262SARENETES

WHOIS identity

Registrar
iana:379
Organization
calsancb
Contact emails

Subdomains

3 observed subdomains of calsancb.com.

Subdomain
admin.calsancb.com
www.calsancb.com
webmail.calsancb.com

Web-graph footprint

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

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for calsancb.com.

MechanismTarget
SPF_Acalsancb.com
SPF_Amail.boza.es
SPF_MXcalsancb.com

Related pages

Pivot deeper into the graph from calsancb.com.

Cypher and MCP

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

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