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Hostname

ef.cn

Last fetched

ef.cn resolves to 2 IPv4 addresses operated by AS9808 in CN. WHOIS lists registrar:阿里云计算有限公司（万网） as the registrar.

Nutrition Label

WHISPER CANON · ef.cnRouting diversity2.4/10Peering density8.8/10MOAS conflict✓ noneThreat-feed listings10.0/10WHOIS transparency6.7/10Resolver footprint4.0/10canon.whisper.security/host/ef.cn

Resolution chain

ef.cn resolves to 2 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
112.49.49.147112.49.0.0/16AS9808—CN
123.138.202.53123.138.0.0/15AS4837—CN

WHOIS identity

Registrar
registrar:阿里云计算有限公司（万网）
Organization
????????????
Contact emails

Subdomains

25 observed subdomains of ef.cn.

Subdomain
accounts.ef.cn
www.ef.cn
tv.ef.cn
testhello.ef.cn
stg-accounts.ef.cn
qa-accounts.ef.cn
omni-sso-staging.ef.cn
kids.ef.cn
itsupport.ef.cn
help.ef.cn
hello.ef.cn
cnce1m1.ef.cn
ai.ef.cn

Showing 13 of 25. View all subdomains →

Web-graph footprint

Distinct hostnames that link to or from ef.cn in the public web crawl.

Sample inbound links

Threat posture

History

Mail and authentication

MX records

Related pages

Pivot deeper into the graph from ef.cn.

Cypher and MCP

Reproduce the resolution chain directly against graph.whisper.security:

MATCH (h:HOSTNAME {name: "ef.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 20

Or query Whisper from your own LLM workflow via the Whisper MCP server.