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Hostname

b2rs.ch

Last fetched

b2rs.ch appears in WhisperGraph with partial WHOIS records but no current public IPv4 resolution.

Nutrition Label

WHISPER CANON · b2rs.chRouting diversity0.0/10Peering density0.0/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency3.3/10Resolver footprint3.2/10canon.whisper.security/host/b2rs.ch

Resolution chain

b2rs.ch has no current public IPv4 resolution in WhisperGraph. The WHOIS record below is the only graph data we have on this hostname.

WHOIS identity

Registrar
—
Organization
michael lyrenmann
Contact emails
—

Subdomains

3 observed subdomains of b2rs.ch.

Subdomain
mail.b2rs.ch
webmail.b2rs.ch
www.b2rs.ch

Web-graph footprint

Distinct hostnames that link to or from b2rs.ch in the public web crawl.

9 sites link to this hostname.

11 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

4 SPF mechanisms authorising senders for b2rs.ch.

MechanismTarget
SPF_Ab2rs.ch
SPF_INCLUDE_spf.kreativmedia.ch
SPF_IP89.110.140.192/32
SPF_MXb2rs.ch

Related pages

Pivot deeper into the graph from b2rs.ch.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "b2rs.ch"})-[: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.