Hostname
21cn.net
Last fetched
21cn.net resolves to 1 IPv4 address operated by AS58466 in CN. WHOIS lists iana:4163 as the registrar.
Nutrition Label
Resolution chain
21cn.net 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 |
|---|---|---|---|---|
| 14.116.220.229 | 14.116.220.0/23 | AS58466 | — | CN |
WHOIS identity
- Registrar
- iana:4163
- Organization
- 21cn corporation
- Contact emails
Subdomains
33 observed subdomains of 21cn.net.
Showing 25 of 33. View all subdomains →
Web-graph footprint
Distinct hostnames that link to or from 21cn.net in the public web crawl.
6 sites link to this hostname.
Sample inbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
2 SPF mechanisms authorising senders for 21cn.net.
| Mechanism | Target |
|---|---|
| SPF_INCLUDE | hwmail-spf.21cn.com |
| SPF_INCLUDE | mail-spf.21cn.com |
Related pages
Pivot deeper into the graph from 21cn.net.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "21cn.net"})-[: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.