Hostname

tuv.nl

Last fetched Fri, 03 Jul 2026 12:34:37 GMT

tuv.nl resolves to 1 IPv4 address operated by AS200003 in DE. WHOIS lists registrar:deutsche telekom ag as the registrar.

Nutrition Label

Resolution chain

tuv.nl 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
185.39.104.87	185.39.104.0/24	AS200003	—	DE

WHOIS identity

Registrar: registrar:deutsche telekom ag
Organization: —
Contact emails: —

Subdomains

2 observed subdomains of tuv.nl.

Subdomain
mta-sts.tuv.nl
www.tuv.nl

Web-graph footprint

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

459 sites link to this hostname.

128 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 tuv.nl.

Mechanism	Target
SPF_INCLUDE	tuv-nord.com

Pivot deeper into the graph from tuv.nl.

Cypher and MCP

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

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