Hostname
extension.org
Last fetched
extension.org resolves to 2 IPv4 addresses operated by AUTOMATTIC - Automattic, Inc in US. WHOIS lists iana:468 as the registrar.
Nutrition Label
Resolution chain
extension.org resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.
| IP | Prefix | ASN | Operator | Country |
|---|---|---|---|---|
| 199.16.172.130 | 199.16.172.0/24 | AS2635 | AUTOMATTIC - Automattic, Inc | US |
| 199.16.173.240 | 199.16.173.0/24 | AS2635 | AUTOMATTIC - Automattic, Inc | US |
WHOIS identity
- Registrar
- iana:468
- Organization
- dan cotton
- Contact emails
Subdomains
112 observed subdomains of extension.org.
Showing 25 of 112. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from extension.org in the public web crawl.
1,211 sites link to this hostname.
Threat posture
History
Mail and authentication
MX records
SPF policy
12 SPF mechanisms authorising senders for extension.org.
| Mechanism | Target |
|---|---|
| SPF_A | smtpout.cm-hosting.com |
| SPF_INCLUDE | _spf.google.com |
| SPF_INCLUDE | amazonses.com |
| SPF_INCLUDE | email1.kayako.com |
| SPF_INCLUDE | mailgun.org |
| SPF_INCLUDE | sendgrid.net |
| SPF_INCLUDE | servers.mcsv.net |
| SPF_IP | 52.24.83.101/32 |
| SPF_IP | 52.26.44.93/32 |
| SPF_IP | 66.147.239.72 |
| SPF_IP | 72.55.140.81/32 |
| SPF_MX | extension.org |
Related pages
Pivot deeper into the graph from extension.org.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "extension.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 20Or query Whisper from your own LLM workflow via the Whisper MCP server.