dtnw.de on Whisper Internet Directory

Nutrition Label

Resolution chain

dtnw.de 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
213.164.159.154	213.164.128.0/19	AS9135	—	DE

WHOIS identity

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

Subdomains

4 observed subdomains of dtnw.de.

Subdomain
mserver.dtnw.de
www.dtnw.de
nextcloud.dtnw.de

Showing 3 of 4. View all subdomains →

Web-graph footprint

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

41 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

avng.gatworks.de

SPF policy

10 SPF mechanisms authorising senders for dtnw.de.

Mechanism	Target
SPF_A	dtnw.de
SPF_A	mailout02.iacd.net
SPF_A	mserver.dtnw.de
SPF_INCLUDE	_spf.gatworks.de
SPF_INCLUDE	spf.protection.outlook.com
SPF_IP	217.113.45.225/32
SPF_IP	2a00:fcc0:8002:3:0:0:0:2
SPF_IP	2a02:ea2:c101:1::25:200/64
SPF_IP	80.152.214.187
SPF_MX	dtnw.de

Related pages

Pivot deeper into the graph from dtnw.de.

Cypher and MCP

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

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