Hostname

part21.ch

Last fetched Wed, 15 Jul 2026 16:52:32 GMT

part21.ch appears in WhisperGraph with partial WHOIS records but no current public IPv4 resolution.

Nutrition Label

Resolution chain

part21.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: association romande trisomie 21 - art 21
Contact emails: —

Subdomains

1 observed subdomain of part21.ch.

Subdomain
www.part21.ch

Web-graph footprint

Distinct hostnames that link to or from part21.ch in the public web crawl.

12 sites link to this hostname.

61 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

mta-gw.infomaniak.ch

SPF policy

1 SPF mechanism authorising senders for part21.ch.

Mechanism	Target
SPF_INCLUDE	spf.infomaniak.ch

Pivot deeper into the graph from part21.ch.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "part21.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.