Hostname

sei.sd.cn

Last fetched Thu, 09 Jul 2026 18:58:53 GMT

sei.sd.cn resolves to 1 IPv4 address operated by AS37963 in CN. WHOIS lists registrar:北京新网数码信息技术有限公司 as the registrar.

Nutrition Label

Resolution chain

sei.sd.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
39.105.121.111	39.104.0.0/15	AS37963	—	CN
39.105.121.111	39.104.0.0/15	AS37963	—	CN

WHOIS identity

Registrar

registrar:北京新网数码信息技术有限公司

Organization

山东省特种设备检验研究院集团有限公司

Contact emails

gaoyang@sdtj.sd.cn

Subdomains

2 observed subdomains of sei.sd.cn.

Subdomain
bj.sei.sd.cn
www.sei.sd.cn

Web-graph footprint

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

17 sites link to this hostname.

17 sites linked to from this hostname.

Sample inbound links

Sample outbound links

Threat posture

History

Pivot deeper into the graph from sei.sd.cn.

Cypher and MCP

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

MATCH (h:HOSTNAME {name: "sei.sd.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.