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Hostname

php.ruhr

Last fetched

php.ruhr resolves to 1 IPv4 address operated by AS6878 in DE. WHOIS lists iana:151 as the registrar.

Nutrition Label

WHISPER CANON · php.ruhrRouting diversity1.5/10Peering density2.4/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency10.0/10Resolver footprint4.6/10canon.whisper.security/host/php.ruhr

Resolution chain

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

IPPrefixASNOperatorCountry
80.158.2.6980.158.2.0/24AS6878—DE

WHOIS identity

Registrar
iana:151
Organization
marc n. grotholtmann
Contact emails

Subdomains

12 observed subdomains of php.ruhr.

Subdomain
2014.php.ruhr
2015.php.ruhr
2016.php.ruhr
2017.php.ruhr
2018.php.ruhr
2019.php.ruhr
2020.php.ruhr
2021.php.ruhr
2022.php.ruhr
cfp.php.ruhr
www.php.ruhr

Showing 11 of 12. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from php.ruhr in the public web crawl.

8 sites link to this hostname.

3 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for php.ruhr.

MechanismTarget
SPF_Aotc-de-spf.mms.t-systems-service.com
SPF_INCLUDE_spf.google.com
SPF_INCLUDEservers.mcsv.net

Related pages

Pivot deeper into the graph from php.ruhr.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "php.ruhr"})-[: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.