Hostname

math.ac.cn

Last fetched Tue, 26 May 2026 17:02:28 GMT

math.ac.cn has no current public IPv4 resolution in WhisperGraph; WHOIS lists registrar:北京国科云计算技术有限公司（原北京中科三方网络技术有限公司） as the registrar.

Nutrition Label

Resolution chain

math.ac.cn has no current public IPv4 resolution in WhisperGraph. The WHOIS record below is the only graph data we have on this hostname.

WHOIS identity

Registrar

registrar:北京国科云计算技术有限公司（原北京中科三方网络技术有限公司）

Organization

中国科学院数学与系统科学研究院

Contact emails

Subdomains

5 observed subdomains of math.ac.cn.

Subdomain
algebra.math.ac.cn
yilin.math.ac.cn
www.math.ac.cn
ns.math.ac.cn
lib.math.ac.cn

Web-graph footprint

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

58 sites link to this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Mail and authentication

MX records

mx.cstnet.cn

SPF policy

1 SPF mechanism authorising senders for math.ac.cn.

Mechanism	Target
SPF_INCLUDE	spf.mail.cstnet.cn

Pivot deeper into the graph from math.ac.cn.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "math.ac.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.