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Hostname

tobrien.de

Last fetched

tobrien.de resolves to 1 IPv4 address operated by CYON - cyon AG in CH.

Nutrition Label

WHISPER CANON · tobrien.deRouting diversity1.5/10Peering density1.9/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint3.2/10canon.whisper.security/host/tobrien.de

Resolution chain

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

IPPrefixASNOperatorCountry
149.126.4.140149.126.0.0/21AS47302CYON - cyon AGCH

WHOIS identity

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

Subdomains

3 observed subdomains of tobrien.de.

Subdomain
hostmaster.tobrien.de
mail.tobrien.de
www.tobrien.de

Web-graph footprint

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

24 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for tobrien.de.

MechanismTarget
SPF_INCLUDEspf.protection.cyon.net

Related pages

Pivot deeper into the graph from tobrien.de.

Cypher and MCP

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

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