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Hostname

certum.pl

Last fetched

certum.pl resolves to 1 IPv4 address operated by AS28785 in PL. WHOIS lists registrar:ovh sas as the registrar.

Nutrition Label

WHISPER CANON · certum.plRouting diversity1.5/10Peering density2.8/10MOAS conflict✓ noneThreat-feed listings6.8/10WHOIS transparency3.3/10Resolver footprint4.6/10canon.whisper.security/host/certum.pl

Resolution chain

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

IPPrefixASNOperatorCountry
213.222.201.184213.222.201.0/24AS28785PL

WHOIS identity

Registrar
registrar:ovh sas
Organization
asseco data systems
Contact emails

Subdomains

188 observed subdomains of certum.pl.

Web-graph footprint

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

237 sites link to this hostname.

45 sites linked to from this hostname.

Threat posture

History

Mail and authentication

SPF policy

2 SPF mechanisms authorising senders for certum.pl.

MechanismTarget
SPF_IP213.222.198.98
SPF_IP213.222.201.98

Related pages

Pivot deeper into the graph from certum.pl.

Cypher and MCP

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

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