Hostname

zbl.ch

Last fetched Fri, 29 May 2026 17:49:24 GMT

zbl.ch resolves to 1 IPv4 address operated by AS31052 in CH.

Nutrition Label

Resolution chain

zbl.ch 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
91.205.149.157	91.205.148.0/22	AS31052	—	CH

WHOIS identity

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

Subdomains

2 observed subdomains of zbl.ch.

Subdomain
mail.zbl.ch
www.zbl.ch

Web-graph footprint

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

40 sites link to this hostname.

Sample inbound links

Threat posture

History

Mail and authentication

MX records

mail.c3000.ch

SPF policy

3 SPF mechanisms authorising senders for zbl.ch.

Mechanism	Target
SPF_A	zbl.ch
SPF_INCLUDE	mailservers.webling.ch
SPF_MX	zbl.ch

Pivot deeper into the graph from zbl.ch.

Cypher and MCP

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

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