Hostname
yfca.org
Last fetched
yfca.org resolves to 2 IPv4 addresses operated by AS21499 in FR. WHOIS lists iana:9 as the registrar.
Nutrition Label
Resolution chain
yfca.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 |
|---|---|---|---|---|
| 160.153.128.31 | 160.153.128.0/21 | AS21499 | — | FR |
| 209.188.31.58 | 209.188.31.0/26 | AS22612 | NAMECHEAP-NET - Namecheap, Inc. | US |
WHOIS identity
- Registrar
- iana:9
- Organization
- matthew klein
- Contact emails
Subdomains
51 observed subdomains of yfca.org.
Showing 22 of 51. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from yfca.org in the public web crawl.
16 sites link to this hostname.
16 sites linked to from this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
5 SPF mechanisms authorising senders for yfca.org.
| Mechanism | Target |
|---|---|
| SPF_A | yfca.org |
| SPF_INCLUDE | spf.se.web-hosting.com |
| SPF_INCLUDE | spf.spamhero.com |
| SPF_IP | 209.188.31.58 |
| SPF_MX | yfca.org |
Related pages
Pivot deeper into the graph from yfca.org.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "yfca.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.