`stu51.com`

DNSSEC	⚠️ Not signed
A	47.240.20.166^{🇭🇰 Alibaba-Cloud47.240.0.0/17 Proxy-registered route object}
NS	`ns1.22.cn` ⭐
		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`
		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}
SOA	`ns1.22.cn`dnsadmin@22.cn serial=1772342016

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1778553751

Same first word

stu51.com

Similar names

51tus.top

51stu.cn

DNS History

9 records (3 active, 6 former)

○NSf1g1ns1.dnspod.net2015-08-02 → 2016-02-25 · 5 obs

○ 2008-03-16 17:30:50
● 2015-08-02 21:09:16
● 2016-02-25 03:50:06
○ 2016-06-30 21:01:22
○ 2026-05-12 03:12:10

○NSnamerich1.dnspod.net2015-08-02 → 2016-02-25 · 5 obs

○ 2008-03-16 17:30:50
● 2015-08-02 21:09:16
● 2016-02-25 03:50:06
○ 2016-06-30 21:01:22
○ 2026-05-12 03:12:10

○NSnamerich2.dnspod.net2015-08-02 → 2016-02-25 · 5 obs

○ 2008-03-16 17:30:50
● 2015-08-02 21:09:16
● 2016-02-25 03:50:06
○ 2016-06-30 21:01:22
○ 2026-05-12 03:12:10

●NSns1.22.cn2026-04-09 → 2026-05-12 · 3 obs

○ 2020-02-24 06:51:42
● 2026-04-09 06:19:42
● 2026-05-12 03:12:10

○NSns1.yiyu.com2016-06-30 → 2020-02-24 · 6 obs

○ 2016-02-25 03:50:06
● 2016-06-30 21:01:22
○ 2017-02-13 09:35:04
● 2020-02-24 06:51:42
○ 2026-04-09 06:19:42
○ 2026-05-12 03:12:10

●NSns2.22.cn2026-04-09 → 2026-05-12 · 3 obs

○ 2020-02-24 06:51:42
● 2026-04-09 06:19:42
● 2026-05-12 03:12:10

○NSns2.yiyu.com2016-06-30 → 2016-06-30 · 4 obs

○ 2016-02-25 03:50:06
● 2016-06-30 21:01:22
○ 2017-02-13 09:35:04
○ 2026-05-12 03:12:10

○A43.229.108.142015-08-02 → 2017-02-13 · 5 obs

○ 2008-03-16 17:30:50
● 2015-08-02 21:09:16
● 2017-02-13 09:35:04
○ 2020-02-24 06:51:42
○ 2026-05-12 03:12:10

●A47.240.20.1662020-02-24 → 2026-05-12 · 3 obs

○ 2017-02-13 09:35:04
● 2020-02-24 06:51:42
● 2026-05-12 03:12:10

🔍 DNS Trace

Analysis

IP Addresses

stu51.com points to a single IP number: 47.240.20.166.

Other host names, for instance pyzm.com, www.haoyundao.com, delux.cn, ahrefs.cn and huoyuanw.com share IP numbers with stu51.com.

Name Servers

stu51.com is delegated to two name servers: ns1.22.cn and ns2.22.cn.

stu51.com uses the same name server setup as other domains, for instance scenic.cn, lenovac.com, qr37.com, adtour.cn and xgyltd.com.

Four IP numbers: 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.

Three IP numbers: ns1.22.cn points to 2001:df2:f080:1::5, 61.158.128.10 and 218.98.111.136.

stu51.com - robtex.com

stu51.com

com

Same first word

Similar names

DNS History

🔍 DNS Trace

Analysis

IP Addresses

Name Servers

`stu51.com`

`com`