Hostname

c2pa.org

Last fetched Thu, 25 Jun 2026 12:21:39 GMT

c2pa.org has no current public IPv4 resolution in WhisperGraph; WHOIS lists iana:1387 as the registrar.

Nutrition Label

Resolution chain

c2pa.org has no current public IPv4 resolution in WhisperGraph. The WHOIS record below is the only graph data we have on this hostname.

WHOIS identity

Registrar: iana:1387
Organization: the linux foundation
Contact emails: —

Subdomains

9 observed subdomains of c2pa.org.

Subdomain
form.c2pa.org
join.c2pa.org
lists.c2pa.org
members.c2pa.org
sbal.c2pa.org
spec.c2pa.org
www.c2pa.org

Showing 7 of 9. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from c2pa.org in the public web crawl.

1,361 sites link to this hostname.

311 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 c2pa.org.

Mechanism	Target
SPF_A	c2pa.org
SPF_INCLUDE	8112310.spf10.hubspotemail.net
SPF_INCLUDE	_spf.google.com

Pivot deeper into the graph from c2pa.org.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "c2pa.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.