Skip to content

Hostname

d4.dk

Last fetched

d4.dk resolves to 1 IPv4 address operated by SENTIA in DK.

Nutrition Label

WHISPER CANON · d4.dkRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/d4.dk

Resolution chain

d4.dk resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
81.7.138.5481.7.136.0/22AS47292SENTIADK

WHOIS identity

Registrar
—
Organization
d4 aps
Contact emails

Subdomains

13 observed subdomains of d4.dk.

Subdomain
apppush.d4.dk
www.d4.dk
spf.d4.dk
mx2.d4.dk
mail2.d4.dk
mail.d4.dk
forceaudit.d4.dk
force.d4.dk
d4whistler.d4.dk
bavarian-nordic.d4.dk
apptestcert2019.d4.dk
apptestcert.d4.dk

Showing 12 of 13. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from d4.dk in the public web crawl.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for d4.dk.

MechanismTarget
SPF_MXd4.dk

Related pages

Pivot deeper into the graph from d4.dk.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "d4.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.