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Hostname

coldtec.nl

Last fetched

coldtec.nl resolves to 1 IPv4 address operated by STRATO STRATO AG in DE. WHOIS lists registrar:cronon gmbh as the registrar.

Nutrition Label

WHISPER CANON · coldtec.nlRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/coldtec.nl

Resolution chain

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

IPPrefixASNOperatorCountry
81.169.145.14581.169.144.0/22AS6724STRATO STRATO AGDE

WHOIS identity

Registrar
registrar:cronon gmbh
Organization
—
Contact emails
—

Subdomains

8 observed subdomains of coldtec.nl.

Subdomain
cos.coldtec.nl
phs.coldtec.nl
www.coldtec.nl
vandorp.coldtec.nl
tudelft.coldtec.nl
projecten.coldtec.nl
offerte.coldtec.nl

Showing 7 of 8. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from coldtec.nl in the public web crawl.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

5 SPF mechanisms authorising senders for coldtec.nl.

MechanismTarget
SPF_Acoldtec.nl
SPF_INCLUDEsendgrid.net
SPF_INCLUDEspf-westeu.emailsignatures365.com
SPF_INCLUDEspf.protection.outlook.com
SPF_MXcoldtec.nl

Related pages

Pivot deeper into the graph from coldtec.nl.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "coldtec.nl"})-[: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.