Hostname

compendium.cat

Last fetched Mon, 25 May 2026 00:30:46 GMT

compendium.cat resolves to 1 IPv4 address operated by CESCA-AC in ES. WHOIS lists iana:76 as the registrar.

Nutrition Label

Resolution chain

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

IP	Prefix	ASN	Operator	Country
84.89.139.201	84.89.128.0/17	AS13041	CESCA-AC	ES

WHOIS identity

Registrar: iana:76
Organization: anna arnall
Contact emails: —

Subdomains

1 observed subdomain of compendium.cat.

Subdomain
www.compendium.cat

Web-graph footprint

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

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

mail.nominalia.com

SPF policy

2 SPF mechanisms authorising senders for compendium.cat.

Mechanism	Target
SPF_INCLUDE	relay.kinstamailservice.com
SPF_INCLUDE	spf.webapps.net

Pivot deeper into the graph from compendium.cat.

Cypher and MCP

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

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