openclass.cn - dns.ninja

openclass.cn

DNSSEC⚠️ Not signed
A183.90.184.202🇭🇰 CHL-AS-AP183.90.184.0/24 CloudRadium (HK) Limited Room 901, Block D 9/F., On Lok Factory Bldg.
NSns1.ename.net
A2001:df2:f080:1::8🇭🇰 HKCICL-AS-AP2001:df2:f080::/48 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED
A61.158.128.31🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network
PTR31.128.158.61.ha.cnc
A218.98.111.173🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED
NSns2.ename.net
A240e:97d:10:1402:0:1:0:1005🇨🇳 CHINANET-Guangdong-DongGuan-IDC240e:97d::/36 DongGuan IDC Network
A1.193.216.198🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network
A183.253.57.199🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)
A211.99.99.52🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object
SOAns1.ename.netadmin@ename.net serial=1751342668

cn

DNSSEC🔒 Signed (DS record present)
NSa.dns.cn
NSb.dns.cn
NSc.dns.cn
NSd.dns.cn
NSe.dns.cn
NSns.cernet.net ⚠️ Not in parent delegation
SOAa.dns.cnroot@cnnic.cn 2035-05-09 #4

Same first word

Similar names

DNS History

9 records (3 active, 6 former)

20162017201820192020202120222023202420252026NSns1.ename.netns2.ename.netdns1.iidns.comdns2.iidns.comdns3.iidns.comdns4.iidns.comdns5.iidns.comdns6.iidns.comA183.90.184.202
NSdns1.iidns.com2015-06-26 → 2016-05-09 · 4 obs
● 2015-06-26 22:08:20
● 2016-05-09 07:40:08
○ 2026-03-16 07:12:38
○ 2026-07-17 10:38:52
NSdns2.iidns.com2015-06-26 → 2016-05-09 · 4 obs
● 2015-06-26 22:08:20
● 2016-05-09 07:40:08
○ 2026-03-16 07:12:38
○ 2026-07-17 10:38:52
NSdns3.iidns.com2015-06-26 → 2016-05-09 · 4 obs
● 2015-06-26 22:08:20
● 2016-05-09 07:40:08
○ 2026-03-16 07:12:38
○ 2026-07-17 10:38:52
NSdns4.iidns.com2015-06-26 → 2016-05-09 · 4 obs
● 2015-06-26 22:08:20
● 2016-05-09 07:40:08
○ 2026-03-16 07:12:38
○ 2026-07-17 10:38:52
NSdns5.iidns.com2015-06-26 → 2016-05-09 · 4 obs
● 2015-06-26 22:08:20
● 2016-05-09 07:40:08
○ 2026-03-16 07:12:38
○ 2026-07-17 10:38:52
NSdns6.iidns.com2015-06-26 → 2016-05-09 · 4 obs
● 2015-06-26 22:08:20
● 2016-05-09 07:40:08
○ 2026-03-16 07:12:38
○ 2026-07-17 10:38:52
NSns1.ename.net2026-03-16 → 2026-07-17 · 3 obs
○ 2016-05-09 07:40:08
● 2026-03-16 07:12:38
● 2026-07-17 10:38:52
NSns2.ename.net2026-03-16 → 2026-07-17 · 3 obs
○ 2016-05-09 07:40:08
● 2026-03-16 07:12:38
● 2026-07-17 10:38:52
A183.90.184.2022015-06-26 → 2026-07-17 · 2 obs
● 2015-06-26 22:08:20
● 2026-07-17 10:38:52

🔍 DNS Trace

Analysis

IP Addresses

openclass.cn has exactly one IP address — 183.90.184.202.

Name Servers

DNS delegation for openclass.cn points to two name servers: ns1.ename.net and ns2.ename.net.

The name server configuration of openclass.cn is shared with other domains, for instance cnwhy.cn, sqqc.com, cnno1.net and two others.

The name servers of openclass.cn overlap at least partially with those of other domains — among them cqzcw.com, bashu.cc, 95050.cn and two more.

These name servers commonly appear alongside the name servers ns3.dns.com and ns4.dns.com.

Host names with four IP addresses:

ns2.ename.net resolves to 1.193.216.198, 183.253.57.199, 211.99.99.52 and 240e:97d:10:1402:0:1:0:1005.

Host names carrying three IP numbers:

ns1.ename.net has IP addresses 61.158.128.31, 218.98.111.173 and 2001:df2:f080:1::8.