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Hostname

co3.dk

Last fetched

co3.dk resolves to 1 IPv4 address operated by AS209242 in US.

Nutrition Label

WHISPER CANON · co3.dkRouting diversity1.5/10Peering density1.2/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency10.0/10Resolver footprint8.9/10canon.whisper.security/host/co3.dk

Resolution chain

co3.dk resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
199.60.103.155199.60.103.0/24AS209242—US

WHOIS identity

Registrar
—
Organization
co3 a/s
Contact emails

Subdomains

44 observed subdomains of co3.dk.

Subdomain
aws.co3.dk
blog.co3.dk
blogs.co3.dk
co3azurelab.co3.dk
dw.co3.dk
dynamicweb.co3.dk
hej.co3.dk
hn.co3.dk
hosting.co3.dk
info.co3.dk
int.co3.dk
intranet.co3.dk
labs.co3.dk
mail2.co3.dk
ns.co3.dk
pdns.co3.dk
s3.co3.dk
sql2.co3.dk
ss.co3.dk
svr.co3.dk
test.co3.dk
via.co3.dk
vpn.co3.dk
web1.co3.dk
web2.co3.dk

Showing 25 of 44. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from co3.dk in the public web crawl.

274 sites link to this hostname.

1 site linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

33 SPF mechanisms authorising senders for co3.dk.

MechanismTarget
SPF_INCLUDE26250954.spf06.hubspotemail.net
SPF_INCLUDE_spf.google.com
SPF_INCLUDE_spf.wehost.dk
SPF_INCLUDEacemdns.com
SPF_INCLUDEapp.sgizmo.com
SPF_INCLUDEmail.zendesk.com
SPF_INCLUDEspf.protection.outlook.com
SPF_IP185.150.198.82/31
SPF_IP185.163.188.0/22
SPF_IP185.37.140.0/26
SPF_IP185.38.180.0/22
SPF_IP185.51.78.140/30
SPF_IP185.99.120.0/22
SPF_IP192.162.216.0/22
SPF_IP194.9.86.0/23
SPF_IP2001:16d8:c001:2073::/64
SPF_IP2001:67c:27e0:2212::/64
SPF_IP2001:978:2a01::/48
SPF_IP2001:978:2a02::/48
SPF_IP2001:9b0:1:704::/64
SPF_IP208.70.128.0/21
SPF_IP213.136.34.128/26
SPF_IP2a01:77c0:1180::/46
SPF_IP2a01:77c0:6::/47
SPF_IP2a04:7180:0:2400::/64
SPF_IP68.71.200.64/27
SPF_IP72.35.12.0/24
SPF_IP72.35.23.0/24
SPF_IP79.136.102.64/26
SPF_IP83.140.31.128/26
SPF_IP89.104.206.0/23
SPF_IP91.236.209.128/26
SPF_IP94.136.64.224/27

Related pages

Pivot deeper into the graph from co3.dk.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "co3.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.