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Hostname

pen4you.de

Last fetched

pen4you.de resolves to 1 IPv4 address operated by AS24940 in DE.

Nutrition Label

WHISPER CANON · pen4you.deRouting diversity1.5/10Peering density6.5/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint4.6/10canon.whisper.security/host/pen4you.de

Resolution chain

pen4you.de resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
78.46.81.7478.46.0.0/15AS24940—DE

WHOIS identity

No WHOIS records are currently associated with pen4you.de in WhisperGraph.

Subdomains

5 observed subdomains of pen4you.de.

Subdomain
dev.pen4you.de
mail.pen4you.de
mta-sts.pen4you.de
webmail.pen4you.de
www.pen4you.de

Web-graph footprint

Distinct hostnames that link to or from pen4you.de in the public web crawl.

16 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

  • pen4you.de

SPF policy

13 SPF mechanisms authorising senders for pen4you.de.

MechanismTarget
SPF_Ahildenbrand.com
SPF_Ahmnet.de
SPF_Apen4you.de
SPF_Aroot01-mx.hmnet.eu
SPF_Aroot01.hmnet.eu
SPF_Aroot03-mx.hmnet.eu
SPF_Aroot03.hmnet.eu
SPF_IP2001:1520:1:200:0:0:0:3cd
SPF_IP2a01:4f8:120:3032:0:0:0:2
SPF_IP62.138.184.136
SPF_IP78.46.81.66
SPF_IP78.46.81.74
SPF_MXpen4you.de

Related pages

Pivot deeper into the graph from pen4you.de.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "pen4you.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.