Hostname

cvknet.de

Last fetched Thu, 23 Jul 2026 07:33:50 GMT

cvknet.de resolves to 1 IPv4 address operated by AS8741 in DE.

Nutrition Label

Resolution chain

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

IP	Prefix	ASN	Operator	Country
212.63.143.142	212.65.96.0/20	AS8741	—	DE

WHOIS identity

No WHOIS records are currently associated with cvknet.de in WhisperGraph.

Subdomains

2 observed subdomains of cvknet.de.

Subdomain
mail.cvknet.de
www.cvknet.de

Web-graph footprint

Distinct hostnames that link to or from cvknet.de in the public web crawl.

46 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

mail.cvknet.de

SPF policy

1 SPF mechanism authorising senders for cvknet.de.

Mechanism	Target
SPF_INCLUDE	spf.clustermail.de

Pivot deeper into the graph from cvknet.de.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "cvknet.de"})-[: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.