Hostname

derweinberg.de

Last fetched Sun, 19 Jul 2026 13:41:24 GMT

derweinberg.de resolves to 1 IPv4 address operated by AS21473 in DE.

Nutrition Label

Resolution chain

derweinberg.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
213.183.76.224	213.183.64.0/19	AS21473	—	DE

WHOIS identity

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

Subdomains

2 observed subdomains of derweinberg.de.

Subdomain
dev.derweinberg.de
www.derweinberg.de

Web-graph footprint

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

14 sites linked to from this hostname.

Sample outbound links

Threat posture

History

Mail and authentication

MX records

w017fa90.kasserver.com

SPF policy

3 SPF mechanisms authorising senders for derweinberg.de.

Mechanism	Target
SPF_A	derweinberg.de
SPF_INCLUDE	spf.kasserver.com
SPF_MX	derweinberg.de

Pivot deeper into the graph from derweinberg.de.

Cypher and MCP

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

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