Hostname

playbau.ch

Last fetched Sun, 19 Jul 2026 05:29:28 GMT

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

Nutrition Label

Resolution chain

playbau.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

No WHOIS records are currently associated with playbau.ch in WhisperGraph.

Subdomains

2 observed subdomains of playbau.ch.

Subdomain
mail.playbau.ch
www.playbau.ch

Web-graph footprint

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

Sample inbound links

mimaler.ch

Threat posture

History

Mail and authentication

MX records

mail.playbau.ch

SPF policy

3 SPF mechanisms authorising senders for playbau.ch.

Mechanism	Target
SPF_A	playbau.ch
SPF_INCLUDE	_spf.ch-dns.net
SPF_MX	playbau.ch

Pivot deeper into the graph from playbau.ch.

Cypher and MCP

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

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