Hostname
builtinsf.com
Last fetched
builtinsf.com resolves to 2 IPv4 addresses operated by CLOUDFLARENET - Cloudflare, Inc. in CA. WHOIS lists iana:146 as the registrar.
Nutrition Label
Resolution chain
builtinsf.com 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 |
|---|---|---|---|---|
| 104.17.157.54 | 104.17.144.0/20 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
| 104.17.158.54 | 104.17.144.0/20 | AS13335 | CLOUDFLARENET - Cloudflare, Inc. | CA |
WHOIS identity
- Registrar
- iana:146
- Organization
- community ventures
- Contact emails
Subdomains
2 observed subdomains of builtinsf.com.
Web-graph footprint
Distinct hostnames that link to or from builtinsf.com in the public web crawl.
994 sites link to this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
1 SPF mechanism authorising senders for builtinsf.com.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | spf.mandrillapp.com |
Related pages
Pivot deeper into the graph from builtinsf.com.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "builtinsf.com"})-[: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.