Hostname
submail.cn
Last fetched
submail.cn resolves to 1 IPv4 address operated by ALIBABA-CN-NET Hangzhou Alibaba Advertising Co.,Ltd. in CN.
Nutrition Label
Resolution chain
submail.cn 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 |
|---|---|---|---|---|
| 121.196.21.208 | 121.196.0.0/16 | AS37963 | ALIBABA-CN-NET Hangzhou Alibaba Advertising Co.,Ltd. | CN |
WHOIS identity
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Subdomains
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Web-graph footprint
Distinct hostnames that link to or from submail.cn in the public web crawl.
Sample inbound links
Sample outbound links
Threat posture
History
Mail and authentication
MX records
SPF policy
3 SPF mechanisms authorising senders for submail.cn.
| Mechanism | Target |
|---|---|
| SPF_A | submail.cn |
| SPF_INCLUDE | spf.submail.cn |
| SPF_MX | submail.cn |
Related pages
Pivot deeper into the graph from submail.cn.
Cypher and MCP
Reproduce the resolution chain directly against graph.whisper.security:
MATCH (h:HOSTNAME {name: "submail.cn"})-[: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.