Skip to content

Hostname

prefer.cat

Last fetched

prefer.cat resolves to 1 IPv4 address operated by AS197712 in ES. WHOIS lists iana:1403 as the registrar.

Nutrition Label

WHISPER CANON · prefer.catRouting diversity1.5/10Peering density1.2/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency0.0/10Resolver footprint5.2/10canon.whisper.security/host/prefer.cat

Resolution chain

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

IPPrefixASNOperatorCountry
185.66.41.134185.66.40.0/22AS197712—ES

WHOIS identity

Registrar
iana:1403
Organization
—
Contact emails
—

Subdomains

4 observed subdomains of prefer.cat.

Subdomain
hostmaster.prefer.cat
mail.prefer.cat
wildcard.prefer.cat
www.prefer.cat

Web-graph footprint

Distinct hostnames that link to or from prefer.cat in the public web crawl.

Sample inbound links

Threat posture

History

Mail and authentication

MX records

SPF policy

1 SPF mechanism authorising senders for prefer.cat.

MechanismTarget
SPF_INCLUDE_spf.srv.cat

Related pages

Pivot deeper into the graph from prefer.cat.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "prefer.cat"})-[: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.