Hostname

bcrz.de

Last fetched Fri, 31 Jul 2026 10:20:06 GMT

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

Nutrition Label

Resolution chain

bcrz.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 bcrz.de in WhisperGraph.

Subdomains

6 observed subdomains of bcrz.de.

Subdomain
asm.bcrz.de
bruecke.bcrz.de
liacon.bcrz.de
smtp.bcrz.de
smtp2.bcrz.de
wildcard.bcrz.de

Threat posture

History

Mail and authentication

MX records

w018eed2.kasserver.com

SPF policy

3 SPF mechanisms authorising senders for bcrz.de.

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

Pivot deeper into the graph from bcrz.de.

Cypher and MCP

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

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