`ofcourse.cn`

DNSSEC	⚠️ Not signed
NS	`ns1.22.cn` ⚠️ Not in zone NS records
		A	2001:df2:f080:1::5^{🇭🇰 HKCICL-AS-AP2001:df2:f080::/48 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
		A	61.158.128.10^{🇨🇳 CHINA169-Backbone61.158.128.0/17 CNC Group CHINA169 Henan Province Network}
			PTR	`10.128.158.61.ha.cnc`
		A	218.98.111.136^{🇩🇪 HKCICL-AS-AP218.98.111.0/24 HONG KONG COMMUNICATIONS INTERNATIONAL CO.,LIMITED}
NS	`ns2.22.cn` ⚠️ Not in zone NS records
		A	240e:97d:10:1402:0:1:0:1002^{🇨🇳 CHINANET-Guangdong-DongGuan-IDC240e:97d::/36 DongGuan IDC Network}
		A	1.193.216.203^{🇨🇳 CHINANET-Henan-Luoyang-IDC1.193.216.0/24 Chinatelecom HeNan Province Network}
		A	183.253.57.207^{🇨🇳 CHINAMOBILE-CN183.253.0.0/16 CMI (Customer Route)}
		A	211.99.99.61^{🇨🇳 DONGGUAN-1211.99.99.0/24 Proxy-registered route object}

`cn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.cn` ⭐
	NS	`b.dns.cn`
	NS	`c.dns.cn`
	NS	`d.dns.cn`
	NS	`e.dns.cn`
	NS	`ns.cernet.net` ⚠️ Not in parent delegation
	SOA	`a.dns.cn`root@cnnic.cn serial=2034772537

Same first word

ofcourse.net.au

ofcourse.com.pl

ofcourse.sk

ofcourse.me

ofcourse.be

ofcourse.cz

ofcourse.net

ofcourse.co.za

ofcourse.cn

ofcourse.co.uk

ofcourse.ru

ofcourse.de

ofcourse.in

ofcourse.ca

ofcourse.info

ofcourse.com

ofcourse.es

ofcourse.org

Similar names

ofsource.com

ofsource.org

sourceof.net

souforce.cloud

erofocus.nl

ofsource.eu

erofocus.com

souforce.com

coreofus.com

ofsource.fr

foruseco.com

ofsource.pro

sroufeco.com

sourceof.com

DNS History

5 records (2 active, 3 former)

●NSns1.22.cn2026-05-04 → 2026-05-10 · 2 obs

● 2026-05-04 23:23:52
● 2026-05-10 00:26:42

●NSns2.22.cn2026-05-04 → 2026-05-10 · 2 obs

● 2026-05-04 23:23:52
● 2026-05-10 00:26:42

○A124.16.31.1502016-11-19 → 2016-11-19 · 4 obs

○ 2016-04-03 00:47:00
● 2016-11-19 02:15:54
○ 2017-09-14 21:30:00
○ 2026-05-10 00:26:42

○A184.105.178.912015-05-15 → 2016-04-03 · 4 obs

● 2015-05-15 11:38:00
● 2016-04-03 00:47:00
○ 2016-11-19 02:15:54
○ 2026-05-10 00:26:42

○A47.90.82.1592017-09-14 → 2017-09-14 · 4 obs

○ 2016-11-19 02:15:54
● 2017-09-14 21:30:00
○ 2026-05-04 23:23:52
○ 2026-05-10 00:26:42

🔍 DNS Trace

Analysis

Name Servers

ofcourse.cn is delegated to two name servers ns1.22.cn and ns2.22.cn.

ofcourse.cn shares the same name server setup as other domains, for instance dsfunk.com, becomingcelia.com, 937game.com, djyg.cn and 100yh.cn.

Host names with four IP numbers: The host name ns2.22.cn points to 240e:97d:10:1402:0:1:0:1002, 1.193.216.203, 183.253.57.207 and 211.99.99.61.

Host names with three IP numbers: The host name ns1.22.cn points to 2001:df2:f080:1::5, 61.158.128.10 and 218.98.111.136.

ofcourse.cn - robtex.com

ofcourse.cn

cn