cstnet.cn is not available!

  • No website
  • Not on blocklists
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）
Registered on
Expires on
Name servers
  • ns3.cstnet.cn
  • ns4.cstnet.cn
Status
  • ok
DNSSEC
Not signed
Checked
Visit cstnet.cn

Website

Answer
No answer in time

DNS records

cstnet.cn

A
TTL 3 hours
MX
  • 1mx1.cstnet.cn
  • 5mx.cstnet.cn
TTL 1 hour
NS
  • ns3.cstnet.cn
  • ns4.cstnet.cn
TTL 3 hours
TXT
  • v=spf1 include:spf.mail.cstnet.cn -all
TTL 3 hours
SOA
  • Primary server
    panda.cstnet.cn
    Contact
    [email protected]
    Serial
    2019091060
    Refresh
    1 hour
    Retry
    1 hour
    Expire
    42 days
    Negative TTL
    1 day
TTL 3 hours
CAA
None: any certificate authority may issue for this name

www.cstnet.cn

A
TTL 1 hour

_dmarc.cstnet.cn

TXT
TTL 1 hour

As 159.226.18.13 answers them

Reputation

Domain blocklists

  • Spamhaus DBL Not listed
  • SURBL Not listed
  • URIBL Not listed

Rankings

63,292 Tranco rank down from 55,767 on 2026-09-21
4.81Open PageRank, out of 10
172,672Open PageRank position
150Referring domains

From Tranco and Open PageRank

WHOIS

Domain Name: cstnet.cn
ROID: 20030312s10001s00042651-cn
Domain Status: ok
Registrant: 中国科学院计算机网络信息中心
Registrant Contact Email: dongchao@cnic.cn
Sponsoring 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）
Name Server: ns3.cstnet.cn
Name Server: ns4.cstnet.cn
Registration Time: 2003-03-17 12:20:05
Expiration Time: 2035-03-17 12:48:36
DNSSEC: unsigned

DNSSEC

cstnet.cn is not signed.

. Verified

  • Found 3 DNSKEY records for .
  • DS=20326/SHA-256 verifies DNSKEY=20326/SEP
  • DS=38696/SHA-256 verifies DNSKEY=38696/SEP
  • Found 1 RRSIGs over DNSKEY RRset
  • RRSIG=38696 and DNSKEY=38696/SEP verifies the DNSKEY RRset

cn Verified

  • Found 1 DS records for cn in the . zone
  • DS=33094/SHA-256 has algorithm RSASHA256
  • Found 1 RRSIGs over DS RRset
  • RRSIG=8763 and DNSKEY=8763 verifies the DS RRset
  • Found 2 DNSKEY records for cn
  • DS=33094/SHA-256 verifies DNSKEY=33094/SEP
  • Found 2 RRSIGs over DNSKEY RRset
  • RRSIG=27768 over the DNSKEY RRset was made with a key that is not trusted here
  • RRSIG=33094 and DNSKEY=33094/SEP verifies the DNSKEY RRset

cstnet.cn Not signed

  • No DS records found for cstnet.cn in the cn zone