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Hostname

certum.ch

Last fetched

certum.ch resolves to 1 IPv4 address operated by AS61098 in CH.

Nutrition Label

WHISPER CANON · certum.chRouting diversity1.5/10Peering density4.7/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint3.2/10canon.whisper.security/host/certum.ch

Resolution chain

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

IPPrefixASNOperatorCountry
159.100.243.167159.100.240.0/22AS61098—CH

WHOIS identity

Registrar
—
Organization
axpo informatik
Contact emails
—

Subdomains

5 observed subdomains of certum.ch.

Subdomain
autodiscover.certum.ch
news.certum.ch
sip.certum.ch
support.certum.ch
www.certum.ch

Web-graph footprint

Distinct hostnames that link to or from certum.ch in the public web crawl.

29 sites link to this hostname.

21 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

5 SPF mechanisms authorising senders for certum.ch.

MechanismTarget
SPF_INCLUDEspf.appmail.swisscom.com
SPF_INCLUDEspf.protection.outlook.com
SPF_IP185.94.144.39/32
SPF_IP185.94.144.40/32
SPF_MXcertum.ch

Related pages

Pivot deeper into the graph from certum.ch.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "certum.ch"})-[: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.