`th21.net`

DNSSEC	⚠️ Not signed
A	208.98.40.35^{🇺🇸 SHARKTECH-1208.98.40.0/24}
NS	`www.th21.net` ⭐
		A	208.98.40.38^{🇺🇸 SHARKTECH-1208.98.40.0/24}
NS	`ns1.4.cn` ⚠️ Not in zone NS records
		A	107.167.27.66^{🇺🇸 SHARKTECH-1107.167.27.0/24 CMI (Customer Route)}
NS	`ns2.4.cn` ⚠️ Not in zone NS records
		A	208.98.43.66^{🇺🇸 SHARKTECH-1208.98.43.0/24}
			PTR	`jensenstilbud.com`
SOA	`www.th21.net`th21@net 2008-08-03 #0

`net`

	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=1784408092

Previously NS for

www.th21.net

th21.net

Same first word

th21.df.gov.br

th21.net

th21.com

Similar names

12th.com

21th.cz

21th.ws

12th.day

12th.org

21th.co.kr

12th.co

12th.shop

21th.ir

21th.com

t21h.xyz

12th.ru

21th.ac

21th.com.ua

th12.net

1th2.com

ht12.vip

12th.icu

12th.net

ht21.vip

2t1h.fr

12ht.com

12th.eu

12th.in

t21h.com

12th.cl

21th.pl

12th.ai

12th.com.ua

DNS History

18 records (4 active, 14 former)

●NSns1.4.cn2026-04-05 → 2026-07-18 · 3 obs

○ 2017-08-18 17:12:22
● 2026-04-05 16:42:30
● 2026-07-18 21:18:26

●NSns2.4.cn2026-04-05 → 2026-07-18 · 3 obs

○ 2017-08-18 17:12:22
● 2026-04-05 16:42:30
● 2026-07-18 21:18:26

○NSth21.net2015-05-07 → 2017-08-18 · 4 obs

● 2015-05-07 19:23:18
● 2017-08-18 17:12:22
○ 2026-04-05 16:42:30
○ 2026-07-18 21:18:26

●NSwww.th21.net2026-04-05 → 2026-07-18 · 4 obs

○ 2017-08-18 17:12:22
● 2026-04-05 16:42:30
○ 2026-07-15 03:33:44
● 2026-07-18 21:18:26

○A120.192.27.1582015-05-07 → 2015-05-07 · 3 obs

● 2015-05-07 19:23:18
○ 2015-10-13 06:22:34
○ 2026-07-18 21:18:26

○A208.98.40.2012026-06-03 → 2026-06-03 · 4 obs

○ 2026-05-28 05:44:46
● 2026-06-03 10:03:20
○ 2026-07-01 20:22:46
○ 2026-07-18 21:18:26

○A208.98.40.2042026-05-25 → 2026-05-25 · 4 obs

○ 2026-04-27 03:15:46
● 2026-05-25 19:40:54
○ 2026-05-28 05:44:46
○ 2026-07-18 21:18:26

○A208.98.40.2222026-07-03 → 2026-07-03 · 4 obs

○ 2026-07-01 20:22:46
● 2026-07-03 14:55:18
○ 2026-07-04 04:11:50
○ 2026-07-18 21:18:26

●A208.98.40.352026-07-18 → 2026-07-18 · 2 obs

○ 2026-07-04 04:11:50
● 2026-07-18 21:18:26

○A208.98.40.762026-04-19 → 2026-04-19 · 4 obs

○ 2026-04-18 03:20:00
● 2026-04-19 15:40:18
○ 2026-04-27 03:15:46
○ 2026-07-18 21:18:26

○A208.98.43.162026-05-28 → 2026-05-28 · 4 obs

○ 2026-05-25 19:40:54
● 2026-05-28 05:44:46
○ 2026-06-03 10:03:20
○ 2026-07-18 21:18:26

○A208.98.43.172026-04-05 → 2026-04-05 · 4 obs

○ 2017-08-06 18:49:32
● 2026-04-05 16:42:30
○ 2026-04-18 03:20:00
○ 2026-07-18 21:18:26

○A208.98.43.912026-07-01 → 2026-07-01 · 4 obs

○ 2026-06-03 10:03:20
● 2026-07-01 20:22:46
○ 2026-07-03 14:55:18
○ 2026-07-18 21:18:26

○A222.173.37.42016-11-29 → 2016-11-29 · 4 obs

○ 2016-06-21 07:21:30
● 2016-11-29 23:02:30
○ 2017-08-06 18:49:32
○ 2026-07-18 21:18:26

○A60.208.37.1302015-05-07 → 2016-03-25 · 4 obs

● 2015-05-07 19:23:18
● 2016-03-25 14:04:14
○ 2016-06-21 07:21:30
○ 2026-07-18 21:18:26

○A60.208.37.1862016-06-21 → 2016-06-21 · 4 obs

○ 2016-03-25 14:04:14
● 2016-06-21 07:21:30
○ 2016-11-29 23:02:30
○ 2026-07-18 21:18:26

○CNAMEjinniuone.idc123.net.cn2016-06-21 → 2017-08-18 · 5 obs

○ 2016-03-25 14:04:14
● 2016-06-21 07:21:30
● 2017-08-18 17:12:22
○ 2026-04-05 16:42:30
○ 2026-07-18 21:18:26

○CNAMEqls.idc123.net.cn2015-10-13 → 2016-03-25 · 4 obs

● 2015-10-13 06:22:34
● 2016-03-25 14:04:14
○ 2016-06-21 07:21:30
○ 2026-07-18 21:18:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
net	h.gtld-servers.net, a.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net...	-
th21.net	ns1.4.cn, ns2.4.cn	-

✅ Authoritative Response

Server:107.167.27.66

NS records: ns1.4.cn, ns2.4.cn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for th21.net (unsigned zone)

⏱️ Timing

Total: 1856ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`208.98.40.37`
SOA	1	`www.th21.net th21.net`

Analysis

IP Addresses

th21.net has exactly one IP address — 208.98.40.35.

mailmx4.vuelos.cz.cc, www.zefpc.com, www.img.61flash.com plus two other host names have IP numbers in common with th21.net.

Name Servers

th21.net is served by three name servers: ns1.4.cn, ns2.4.cn and www.th21.net.

th21.net has at least partial name server overlap with other domains, such as 38783.com, zhzf.cn, wedocharge.com and two others.

These name servers tend to appear together with the name servers ns3.goldenname.com, ns4.goldenname.com and www.38783.com, plus two others.

ns1.4.cn has IP address 107.167.27.66, ns2.4.cn has IP address 208.98.43.66 and www.th21.net has IP address 208.98.40.38 — one address each.

th21.net - robtex.com

th21.net

net