`21212.cn`

DNSSEC	⚠️ Not signed
NS	`ns1.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns1.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.judns.com` ⚠️ Not in zone NS records
		A	162.159.27.251^{Cloudflare162.159.27.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
NS	`ns2.julydns.com` ⚠️ Not in parent delegation
		A	162.159.48.223^{Cloudflare162.159.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}

`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=2035113512

Same first word

21212.com

21212.cn

21212.academy

Similar names

11222.de

11222.com

12122.com

22112.cn

21122.us

21122.cn

12122.net

21122.xyz

12221.cfd

12221.com

22112.net

22211.com

22211.cn

11222.ph

12212.com

12122.info

12221.ru

11222.us

11222.com.cn

21122.com

11222.ru

21122.net

11222.net

22121.cc

11222.cn

12122.org

12122.net.cn

22112.co

22112.com

DNS History

4 records (4 active, 0 former)

●NSns1.judns.com2026-06-03 → 2026-07-31 · 2 obs

● 2026-06-03 07:55:32
● 2026-07-31 00:32:22

●NSns1.julydns.com2026-06-03 → 2026-07-31 · 6 obs

● 2026-06-03 07:55:32
○ 2026-06-09 08:24:56
● 2026-06-12 08:33:36
○ 2026-07-21 13:01:40
● 2026-07-31 00:32:20
● 2026-07-31 00:32:22

●NSns2.judns.com2026-06-03 → 2026-07-31 · 2 obs

● 2026-06-03 07:55:32
● 2026-07-31 00:32:22

●NSns2.julydns.com2026-06-03 → 2026-07-31 · 6 obs

● 2026-06-03 07:55:32
○ 2026-06-09 08:24:56
● 2026-06-12 08:33:36
○ 2026-07-21 13:01:40
● 2026-07-31 00:32:20
● 2026-07-31 00:32:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn...	-
21212.cn	ns1.judns.com, ns2.judns.com	-

✅ Authoritative Response

Server:162.159.27.251

NS records: ns1.judns.com, ns2.judns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 21212.cn (unsigned zone)

⏱️ Timing

Total: 896ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.julydns.com, ns2.julydns.com`

Analysis

Name Servers

21212.cn has four authoritative name servers: ns1.judns.com, ns2.judns.com, ns1.julydns.com and ns2.julydns.com.

21212.cn partially shares its NS delegation with several other domains, including banicold.com, weiyanzm.cn, jlzdzl.com and two others.

These name servers are regularly seen alongside ns1.onclouddns.com and ns2.onclouddns.com as name servers.

ns1.judns.com and ns2.judns.com each resolve to 162.159.27.251, while ns1.julydns.com and ns2.julydns.com each resolve to 162.159.48.223.

These two host names — ns1.judns.com and ns2.judns.com — each point to 162.159.27.251 IP addresses.

These two host names — ns1.julydns.com and ns2.julydns.com — each point to 162.159.48.223 IP addresses.

21212.cn - robtex.com

21212.cn

cn