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Hostname

cst.dk

Last fetched

cst.dk resolves to 1 IPv4 address operated by AS1835 in DK. WHOIS lists registrar:københavns universitet as the registrar.

Nutrition Label

WHISPER CANON · cst.dkRouting diversity1.5/10Peering density4.2/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency10.0/10Resolver footprint3.2/10canon.whisper.security/host/cst.dk

Resolution chain

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

IPPrefixASNOperatorCountry
130.225.251.141130.225.0.0/16AS1835—DK

WHOIS identity

Registrar
registrar:københavns universitet
Organization
center for sporgteknologi
Contact emails

Subdomains

20 observed subdomains of cst.dk.

Subdomain
andreord.cst.dk
cst2.cst.dk
domainserver.cst.dk
eik.cst.dk
fedterm.cst.dk
kai.cst.dk
mail.cst.dk
pia.cst.dk
power.cst.dk
power2.cst.dk
sif.cst.dk
srv-main.cst.dk
wildcard.cst.dk
winn.cst.dk
wordties.cst.dk
www.cst.dk

Showing 16 of 20. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from cst.dk in the public web crawl.

72 sites link to this hostname.

44 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

6 SPF mechanisms authorising senders for cst.dk.

MechanismTarget
SPF_Aunicph-gw.ku.dk
SPF_INCLUDEbulk.spf.ku.dk
SPF_INCLUDEspf.protection.outlook.com
SPF_IP92.43.124.147/32
SPF_IP92.43.124.21/32
SPF_MXcst.dk

Related pages

Pivot deeper into the graph from cst.dk.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "cst.dk"})-[: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.