cn - robtex.com

cn

DNSSEC๐Ÿ”’ Signed (DS record present)
NSa.dns.cn โญ
A2001:dc7::1๐Ÿ‡จ๐Ÿ‡ณ CNNIC-CRITICAL-AP2001:dc7::/48 SICHUANIDC province network
PTRa.dns.cn
A203.119.25.1๐Ÿ‡จ๐Ÿ‡ณ CNNIC-CRITICAL-AP203.119.25.0/24 China Internet Network Information Center (CNNIC)
PTRa.dns.cn
NSb.dns.cn
A2001:dc7:1::1๐Ÿ‡จ๐Ÿ‡ณ CNNIC-CRITICAL-AP2001:dc7:1::/48 SICHUANIDC province network
PTRb.dns.cn
A203.119.26.1๐Ÿ‡จ๐Ÿ‡ณ CNNIC-CRITICAL-AP203.119.26.0/24 China Internet Network Information Center (CNNIC)
PTRb.dns.cn
NSc.dns.cn
A2001:dc7:2::1๐Ÿ‡จ๐Ÿ‡ณ CNNIC-CRITICAL-AP2001:dc7:2::/48 SICHUANIDC province network
PTRc.dns.cn
A203.119.27.1๐Ÿ‡จ๐Ÿ‡ณ CNNIC-CRITICAL-AP203.119.27.0/24 China Internet Network Information Center (CNNIC)
PTRc.dns.cn
NSd.dns.cn
A2001:dc7:1000::1๐Ÿ‡จ๐Ÿ‡ณ CNNIC-CRITICAL-AP2001:dc7:1000::/48 China Internet Network Information Center
PTRd.dns.cn
A203.119.28.1๐Ÿ‡จ๐Ÿ‡ณ CNNIC-CRITICAL-AP203.119.28.0/24 China Internet Network Information Center (CNNIC)
PTRd.dns.cn
NSe.dns.cn
A2001:dc7:3::1๐Ÿ‡จ๐Ÿ‡ณ CNNIC-CRITICAL-AP2001:dc7:3::/48 SICHUANIDC province network
PTRe.dns.cn
A203.119.29.1๐Ÿ‡จ๐Ÿ‡ณ CNNIC-CRITICAL-AP203.119.29.0/24 China Internet Network Information Center (CNNIC)
PTRe.dns.cn
NSns.cernet.net โš ๏ธ Not in parent delegation
A2001:250:c006::44๐Ÿ‡จ๐Ÿ‡ณ ERX-CERNET-BKB2001:250:c006::/48
PTRns.cernet.net
A2001:da8:1:100::44๐Ÿ‡จ๐Ÿ‡ณ CNGI-CERNET2-AS-AP2001:da8::/32
PTRcns.cernet.net
PTRns.cernet.net
A2001:dd9::44๐Ÿ‡จ๐Ÿ‡ณ CRIS-CERNET-AS2001:dd9::/48 China Education and Research Network (CERNET) FIT 3-220, Tsinghua University
PTRcns.cernet.net
PTRns.cernet.net
A103.137.60.44๐Ÿ‡จ๐Ÿ‡ณ ERX-CERNET-BKB103.137.60.0/24 China Education and Research Network (CERNET) FIT 3-220, Tsinghua University
PTRcns.cernet.net
PTRns.cernet.net
A202.112.0.44๐Ÿ‡จ๐Ÿ‡ณ ERX-CERNET-BKB202.112.0.0/24 CMI (Customer Route)
PTRns.cernet.net
SOAa.dns.cnroot@cnnic.cn serial=2034739073

(root)

DNSSEC๐Ÿ”’ Signed (DS record present)
NSa.root-servers.net โญ โš ๏ธ Not in parent delegation
NSb.root-servers.net โš ๏ธ Not in parent delegation
NSc.root-servers.net โš ๏ธ Not in parent delegation
NSd.root-servers.net โš ๏ธ Not in parent delegation
NSe.root-servers.net โš ๏ธ Not in parent delegation
NSf.root-servers.net โš ๏ธ Not in parent delegation
NSg.root-servers.net โš ๏ธ Not in parent delegation
NSh.root-servers.net โš ๏ธ Not in parent delegation
NSi.root-servers.net โš ๏ธ Not in parent delegation
NSj.root-servers.net โš ๏ธ Not in parent delegation
NSk.root-servers.net โš ๏ธ Not in parent delegation
NSl.root-servers.net โš ๏ธ Not in parent delegation
NSm.root-servers.net โš ๏ธ Not in parent delegation
SOAa.root-servers.netnstld@verisign-grs.com 2026-05-01 #2

Subdomains

Same first word

Similar names

DNS History

8 records (6 active, 2 former)

20162017201820192020202120222023202420252026NSa.dns.cnb.dns.cnc.dns.cnd.dns.cne.dns.cnns.cernet.netf.dns.cng.dns.cn
โ—NSa.dns.cn2015-09-03 โ†’ 2026-05-01 ยท 2 obs
โ— 2015-09-03 16:39:04
โ— 2026-05-01 22:03:08
โ—NSb.dns.cn2015-09-03 โ†’ 2026-05-01 ยท 2 obs
โ— 2015-09-03 16:39:04
โ— 2026-05-01 22:03:08
โ—NSc.dns.cn2015-09-03 โ†’ 2026-05-01 ยท 2 obs
โ— 2015-09-03 16:39:04
โ— 2026-05-01 22:03:08
โ—NSd.dns.cn2015-09-03 โ†’ 2026-05-01 ยท 2 obs
โ— 2015-09-03 16:39:04
โ— 2026-05-01 22:03:08
โ—NSe.dns.cn2015-09-03 โ†’ 2026-05-01 ยท 2 obs
โ— 2015-09-03 16:39:04
โ— 2026-05-01 22:03:08
โ—‹NSf.dns.cn2017-08-24 โ†’ 2022-01-12 ยท 5 obs
โ—‹ 2015-09-03 16:39:04
โ— 2017-08-24 14:37:04
โ— 2022-01-12 13:37:24
โ—‹ 2026-02-16 16:47:18
โ—‹ 2026-05-01 22:03:08
โ—‹NSg.dns.cn2017-08-24 โ†’ 2022-01-12 ยท 5 obs
โ—‹ 2015-09-03 16:39:04
โ— 2017-08-24 14:37:04
โ— 2022-01-12 13:37:24
โ—‹ 2026-02-16 16:47:18
โ—‹ 2026-05-01 22:03:08
โ—NSns.cernet.net2015-09-03 โ†’ 2026-05-01 ยท 2 obs
โ— 2015-09-03 16:39:04
โ— 2026-05-01 22:03:08

๐Ÿ” DNS Trace

Analysis

Hierarchy

cn is parent to 77hd.cn, vhmz.cn, huarc.cn, dtuh.cn and a-link.cn and hundreds of thousands of other host names.

Name Servers

cn delegates to six name servers: a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn, e.dns.cn and ns.cernet.net.

cn shares name servers with other domains at least partially, for instance gs.cn, js.cn, com.cn, ac.cn and sn.cn.

these name servers are often used together with the name servers cns.cernet.net.

Host names with five IP numbers:

The host name ns.cernet.net points to 2001:250:c006::44, 2001:da8:1:100::44, 2001:dd9::44, 103.137.60.44 and 202.112.0.44.

Host names with two IP numbers:

Host name a.dns.cn points to 2001:dc7::1 and 203.119.25.1.

Host name b.dns.cn points to 2001:dc7:1::1 and 203.119.26.1.

Host name c.dns.cn points to 2001:dc7:2::1 and 203.119.27.1.

Host name d.dns.cn points to 2001:dc7:1000::1 and 203.119.28.1.

Host name e.dns.cn points to 2001:dc7:3::1 and 203.119.29.1.