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Hostname

circle4.com

Last fetched

circle4.com resolves to 1 IPv4 address operated by PAIR-NETWORKS - pair Networks in US. WHOIS lists iana:2 as the registrar.

Nutrition Label

WHISPER CANON · circle4.comRouting diversity1.5/10Peering density1.9/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency10.0/10Resolver footprint4.0/10canon.whisper.security/host/circle4.com

Resolution chain

circle4.com resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
216.92.103.54216.92.0.0/16AS7859PAIR-NETWORKS - pair NetworksUS

WHOIS identity

Registrar
iana:2
Organization
perfect privacy,
Contact emails

Subdomains

1 observed subdomain of circle4.com.

Subdomain
www.circle4.com

Web-graph footprint

Distinct hostnames that link to or from circle4.com in the public web crawl.

10 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

5 SPF mechanisms authorising senders for circle4.com.

MechanismTarget
SPF_Agyumri.pair.com
SPF_Amailwash56.pair.com
SPF_INCLUDEpairlist.com
SPF_INCLUDErelay.pair.com
SPF_INCLUDEwebmail.pair.com

Related pages

Pivot deeper into the graph from circle4.com.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "circle4.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.