Skip to content

Hostname

s4e.io

Last fetched

s4e.io resolves to 4 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists iana:625 as the registrar.

Nutrition Label

WHISPER CANON · s4e.ioRouting diversity3.5/10Peering density10.0/10MOAS conflict✓ noneThreat-feed listings8.0/10WHOIS transparency3.3/10Resolver footprint8.0/10canon.whisper.security/host/s4e.io

Resolution chain

s4e.io resolves to 4 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
104.21.59.241104.21.48.0/20AS13335CLOUDFLARENET - Cloudflare, Inc.CA
172.67.185.115172.67.176.0/20AS13335CLOUDFLARENET - 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:625
Organization
anchor security yazilim danismanlik a.s
Contact emails

Subdomains

21 observed subdomains of s4e.io.

Web-graph footprint

Distinct hostnames that link to or from s4e.io in the public web crawl.

86 sites link to this hostname.

Threat posture

History

Mail and authentication

SPF policy

3 SPF mechanisms authorising senders for s4e.io.

MechanismTarget
SPF_INCLUDE_spf.google.com
SPF_INCLUDEamazonses.com
SPF_INCLUDEsendgrid.net

Related pages

Pivot deeper into the graph from s4e.io.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "s4e.io"})-[: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.