Hostname

ebuilding21.de

Last fetched Thu, 16 Jul 2026 14:21:58 GMT

ebuilding21.de appears in WhisperGraph with partial WHOIS records but no current public IPv4 resolution.

Nutrition Label

Resolution chain

ebuilding21.de has no current public IPv4 resolution in WhisperGraph. The WHOIS record below is the only graph data we have on this hostname.

WHOIS identity

No WHOIS records are currently associated with ebuilding21.de in WhisperGraph.

Subdomains

1 observed subdomain of ebuilding21.de.

Subdomain
www.ebuilding21.de

Web-graph footprint

Distinct hostnames that link to or from ebuilding21.de in the public web crawl.

5 sites linked to from this hostname.

Sample inbound links

ehome21.de

Sample outbound links

Threat posture

History

Mail and authentication

MX records

w00df954.kasserver.com

SPF policy

3 SPF mechanisms authorising senders for ebuilding21.de.

Mechanism	Target
SPF_A	ebuilding21.de
SPF_INCLUDE	spf.kasserver.com
SPF_MX	ebuilding21.de

Pivot deeper into the graph from ebuilding21.de.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "ebuilding21.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.