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Hostname

ctz.cn

Last fetched

ctz.cn resolves to 3 IPv4 addresses operated by ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd. in CN. WHOIS lists registrar:浙江贰贰网络有限公司 as the registrar.

Nutrition Label

WHISPER CANON · ctz.cnRouting diversity3.0/10Peering density5.0/10MOAS conflict✓ noneThreat-feed listings6.0/10WHOIS transparency6.7/10Resolver footprint3.2/10canon.whisper.security/host/ctz.cn

Resolution chain

ctz.cn resolves to 3 distinct IPv4 addresses via WhisperGraph DNS data. Each row links to the IP, prefix, and announcing ASN.

IPPrefixASNOperatorCountry
101.37.182.106101.37.128.0/17AS37963ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd.CN
121.43.120.149121.42.0.0/15AS37963ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd.CN
47.96.151.7647.96.0.0/15AS37963ALIBABA-CN-NET - Hangzhou Alibaba Advertising Co.,Ltd.

WHOIS identity

Registrar
registrar:浙江贰贰网络有限公司
Organization
上海谷川税务师事务所有限公司
Contact emails

Subdomains

2 observed subdomains of ctz.cn.

Web-graph footprint

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

86 sites link to this hostname.

11 sites linked to from this hostname.

Threat posture

History

Mail and authentication

SPF policy

1 SPF mechanism authorising senders for ctz.cn.

MechanismTarget
SPF_INCLUDEspf.163.com

Related pages

Pivot deeper into the graph from ctz.cn.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "ctz.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.