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Hostname

guandayun.com

Last fetched

guandayun.com resolves to 3 IPv4 addresses operated by AS56005 in CN. WHOIS lists iana:420 as the registrar.

Nutrition Label

WHISPER CANON · guandayun.comRouting diversity3.0/10Peering density8.3/10MOAS conflict✓ noneThreat-feed listings8.0/10WHOIS transparency10.0/10Resolver footprint4.6/10canon.whisper.security/host/guandayun.com

Resolution chain

guandayun.com resolves to 3 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
42.51.180.2942.51.128.0/18AS56005—CN
43.174.246.3443.174.246.0/24AS139341—SG
43.174.247.3443.174.247.0/24AS139341—SG

WHOIS identity

Registrar
iana:420
Organization
chen wen gui
Contact emails

Subdomains

3 observed subdomains of guandayun.com.

Subdomain
jz.guandayun.com
opengeo.guandayun.com
www.guandayun.com

Web-graph footprint

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

14 sites link to this hostname.

46 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for guandayun.com.

MechanismTarget
SPF_INCLUDEspf.mail.qq.com

Related pages

Pivot deeper into the graph from guandayun.com.

Cypher and MCP

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

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