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Hostname

opensignal.com

Last fetched

opensignal.com resolves to 2 IPv4 addresses operated by MCPL-AS in US. WHOIS lists iana:468 as the registrar.

Nutrition Label

WHISPER CANON · opensignal.comRouting diversity1.5/10Peering density1.2/10MOAS conflict✓ noneThreat-feed listings6.8/10WHOIS transparency10.0/10Resolver footprint4.6/10canon.whisper.security/host/opensignal.com

Resolution chain

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

WHOIS identity

Registrar
iana:468
Organization
brendan gill
Contact emails

Subdomains

49 observed subdomains of opensignal.com.

Web-graph footprint

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

2,636 sites link to this hostname.

Threat posture

History

Mail and authentication

SPF policy

7 SPF mechanisms authorising senders for opensignal.com.

MechanismTarget
SPF_INCLUDE2562844.spf02.hubspotemail.net
SPF_INCLUDE_spf.google.com
SPF_INCLUDE_spf.ultipro.com
SPF_INCLUDEamazonses.com
SPF_INCLUDElmspf.lrn.com
SPF_INCLUDEmail.zendesk.com
SPF_INCLUDEservers.mcsv.net

Related pages

Pivot deeper into the graph from opensignal.com.

Cypher and MCP

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

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