Hostname

prolibro.ch

Last fetched Sat, 25 Jul 2026 08:02:37 GMT

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

Nutrition Label

Resolution chain

prolibro.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: verlag pro libro luzern
Contact emails: —

Subdomains

2 observed subdomains of prolibro.ch.

Subdomain
mail.prolibro.ch
www.prolibro.ch

Web-graph footprint

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

15 sites link to this hostname.

1 site linked to from this hostname.

Sample inbound links

Sample outbound links

weberverlag.ch

Threat posture

History

Mail and authentication

MX records

smtp.google.com

SPF policy

2 SPF mechanisms authorising senders for prolibro.ch.

Mechanism	Target
SPF_INCLUDE	_spf.google.com
SPF_INCLUDE	spf.protection.cyon.net

Pivot deeper into the graph from prolibro.ch.

Cypher and MCP

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

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