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First seen 2026-05-07 · Last seen 2026-05-07 · pending crawled 2026-05-14

CN · 159.226.242.225 · AS7497 Computer Network Information Center of Chinese Academy of Sciences CNIC-CAS

Reputation 92/100 no dmarc policy

ssl error: [SSL: CERTIFICATE_VERIFY_FAILED] certificate verify failed: unable to get local issuer certificate (_ssl.c:1000)

Registration

Registrar
Beijing Guokeyun Computing Technology Co., Ltd
Created
1998-01-12
Expires
2030-01-11 1332 days left
Updated
2026-03-16
Name servers
  • dns29.hichina.com
  • dns30.hichina.com
  • ns1.sfn.cn
  • ns2.sfn.cn

DNS records live

NS
  • dns29.hichina.com
  • dns30.hichina.com
MX
  • 10 mx.cstnet.cn
TXT
  • globalsign-domain-verification=KRmK5KxJ-bH9E-UTTmPUaAa2t7Wz58vYONe331Qn0i CEOV260130554894

Email authentication weak

SPF
v=spf1 include:spf.mail.cstnet.cn -all
strict (-all)
DMARC
not published
DKIM
no key found at common selectors

Certificate (current)

GlobalSign RSA OV SSL CA 2018
from 2026-01-30 to 2027-03-03
Expires in 288 days

Full certificate history on crt.sh ↗

Linked from (1)