Skip to content

Hostname

esn.ch

Last fetched

esn.ch resolves to 1 IPv4 address operated by HETZNER-AS in DE.

Nutrition Label

WHISPER CANON · esn.chRouting diversity—Peering density—MOAS conflict—Threat-feed listings—WHOIS transparency—Resolver footprint—canon.whisper.security/host/esn.ch

Resolution chain

esn.ch resolves to 1 distinct IPv4 address via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
49.13.110.3649.13.0.0/16AS24940HETZNER-ASDE

WHOIS identity

Registrar
—
Organization
esn switzerland
Contact emails
—

Subdomains

40 observed subdomains of esn.ch.

Subdomain
alumni.esn.ch
speakout.esn.ch
sat46.esn.ch
sandbox5.esn.ch
sandbox4.esn.ch
sandbox3.esn.ch
sandbox2.esn.ch
sandbox1.esn.ch
olten.esn.ch
neuchatel.esn.ch
luzern.esn.ch
lugano.esn.ch
lausanne.esn.ch
htwchur.esn.ch
geneva.esn.ch
fribourg.esn.ch
forum.esn.ch
fhnw.esn.ch
events.esn.ch
epfl.esn.ch
cndlausanne.esn.ch
chur.esn.ch
booklet.esn.ch
bern.esn.ch
basel.esn.ch

Showing 25 of 40. View all subdomains →

Web-graph footprint

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

53 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

2 SPF mechanisms authorising senders for esn.ch.

MechanismTarget
SPF_INCLUDE_spf.google.com
SPF_INCLUDE_spf.kos.ch

Related pages

Pivot deeper into the graph from esn.ch.

Cypher and MCP

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

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