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Hostname

esn.org

Last fetched

esn.org resolves to 4 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists iana:269 as the registrar.

Nutrition Label

WHISPER CANON · esn.orgRouting diversity3.5/10Peering density10.0/10MOAS conflict✓ noneThreat-feed listings6.8/10WHOIS transparency10.0/10Resolver footprint3.2/10canon.whisper.security/host/esn.org

Resolution chain

esn.org resolves to 4 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
104.21.18.100104.21.16.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA
172.67.181.145172.67.176.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA
188.114.96.3188.114.96.0/24AS13335CLOUDFLARENET - Cloudflare, Inc.CA
188.114.97.3188.114.97.0/24AS13335CLOUDFLARENET - Cloudflare, Inc.CA

WHOIS identity

Registrar
iana:269
Organization
erasmus student network aisbl
Contact emails

Subdomains

274 observed subdomains of esn.org.

Subdomain
404.esn.org
_spf.esn.org
accounts.esn.org
activities.esn.org
agmvoucher.esn.org
alumni.esn.org
api.esn.org
app.esn.org
atrium.esn.org
awards.esn.org
azure.esn.org
azuresite.esn.org
bowser-jr.esn.org
bowser.esn.org
bulb.esn.org
candidates.esn.org
capqi.esn.org
cloud.esn.org
committees.esn.org
daisy.esn.org
dev.esn.org
dictionary.esn.org
donate.esn.org
eduk8.esn.org
elearning.esn.org

Showing 25 of 274. View all subdomains →

Web-graph footprint

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

1,399 sites link to this hostname.

548 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

3 SPF mechanisms authorising senders for esn.org.

MechanismTarget
SPF_Aesn.org
SPF_INCLUDE_spf.esn.org
SPF_MXesn.org

Related pages

Pivot deeper into the graph from esn.org.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "esn.org"})-[: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.