`cntzz.cn`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:ab31^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:1cf8^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.28.248^{Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.171.49^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`elisa.ns.cloudflare.com` ⭐
		A	2606:4700:50::a29f:2636^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c236^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elisa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2236^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elisa.ns.cloudflare.com`
		A	108.162.194.54^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisa.ns.cloudflare.com`
		A	162.159.38.54^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisa.ns.cloudflare.com`
		A	172.64.34.54^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elisa.ns.cloudflare.com`
NS	`max.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b84^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c184^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`max.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2184^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`max.ns.cloudflare.com`
		A	108.162.193.132^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
		A	172.64.33.132^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
		A	173.245.59.132^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`max.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.28.248, 172.67.171.49
		IPv6 hints	2606:4700:3034::ac43:ab31, 2606:4700:3037::6815:1cf8
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=98, name=cloudflare-ech.com
SOA	`elisa.ns.cloudflare.com`dns@cloudflare.com serial=2401774769

`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=2034757241

Same first word

cntzz.cn

Similar names

cnzzt.cn

zzntc.com

zntzc.com

DNS History

17 records (6 active, 11 former)

●NSelisa.ns.cloudflare.com2026-04-01 → 2026-05-06 · 3 obs

○ 2020-02-24 14:15:54
● 2026-04-01 18:36:54
● 2026-05-06 13:03:28

○NSf1g1ns1.dnspod.net2015-04-24 → 2020-02-24 · 4 obs

● 2015-04-24 18:03:38
● 2020-02-24 14:15:54
○ 2026-04-01 18:36:54
○ 2026-05-06 13:03:28

○NSf1g1ns2.dnspod.net2015-04-24 → 2020-02-24 · 4 obs

● 2015-04-24 18:03:38
● 2020-02-24 14:15:54
○ 2026-04-01 18:36:54
○ 2026-05-06 13:03:28

●NSmax.ns.cloudflare.com2026-04-01 → 2026-05-06 · 3 obs

○ 2020-02-24 14:15:54
● 2026-04-01 18:36:54
● 2026-05-06 13:03:28

○A103.71.238.2122020-02-24 → 2020-02-24 · 4 obs

○ 2016-07-16 07:36:14
● 2020-02-24 14:15:54
○ 2026-04-01 18:36:54
○ 2026-05-06 13:03:28

●A104.21.28.2482026-05-06 → 2026-05-06 · 3 obs

○ 2026-04-01 18:36:54
● 2026-05-06 13:03:26
● 2026-05-06 13:03:28

○A119.28.48.2292015-10-14 → 2015-10-14 · 4 obs

○ 2015-04-24 18:03:38
● 2015-10-14 21:50:10
○ 2015-12-20 05:34:22
○ 2026-05-06 13:03:28

●A172.67.171.492026-05-06 → 2026-05-06 · 3 obs

○ 2026-04-01 18:36:54
● 2026-05-06 13:03:26
● 2026-05-06 13:03:28

○A188.114.96.02026-04-01 → 2026-04-01 · 4 obs

○ 2020-02-24 14:15:54
● 2026-04-01 18:36:54
○ 2026-05-06 13:03:26
○ 2026-05-06 13:03:28

○A188.114.97.02026-04-01 → 2026-04-01 · 4 obs

○ 2020-02-24 14:15:54
● 2026-04-01 18:36:54
○ 2026-05-06 13:03:26
○ 2026-05-06 13:03:28

●A2606:4700:3034::ac43:ab312026-05-06 → 2026-05-06 · 3 obs

○ 2026-04-01 18:36:54
● 2026-05-06 13:03:26
● 2026-05-06 13:03:28

●A2606:4700:3037::6815:1cf82026-05-06 → 2026-05-06 · 3 obs

○ 2026-04-01 18:36:54
● 2026-05-06 13:03:26
● 2026-05-06 13:03:28

○A2a06:98c1:3120::2026-04-01 → 2026-04-01 · 4 obs

○ 2020-02-24 14:15:54
● 2026-04-01 18:36:54
○ 2026-05-06 13:03:26
○ 2026-05-06 13:03:28

○A2a06:98c1:3121::2026-04-01 → 2026-04-01 · 4 obs

○ 2020-02-24 14:15:54
● 2026-04-01 18:36:54
○ 2026-05-06 13:03:26
○ 2026-05-06 13:03:28

○A42.200.36.492015-12-20 → 2016-07-16 · 5 obs

○ 2015-10-14 21:50:10
● 2015-12-20 05:34:22
● 2016-07-16 07:36:14
○ 2020-02-24 14:15:54
○ 2026-05-06 13:03:28

○A59.175.188.822015-04-24 → 2015-04-24 · 3 obs

● 2015-04-24 18:03:38
○ 2015-10-14 21:50:10
○ 2026-05-06 13:03:28

○CNAMEdnspod-free.mydnspod.net2015-10-14 → 2015-10-14 · 3 obs

● 2015-10-14 21:50:10
○ 2015-12-20 05:34:22
○ 2026-05-06 13:03:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	e.dns.cn, b.dns.cn, c.dns.cn, a.dns.cn...	-
cntzz.cn	max.ns.cloudflare.com, elisa.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.34.54

NS records: max.ns.cloudflare.com, elisa.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cntzz.cn (unsigned zone)

⏱️ Timing

Total: 1071ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.171.49, 104.21.28.248`
AAAA	2	`2606:4700:3034::ac43:ab31, 2606:4700:3037::6815:1cf8`
NS	2	`elisa.ns.cloudflare.com, max.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`elisa.ns.cloudflare.com dns.cloudflare.c`

Analysis

IP Addresses

cntzz.cn maps to four IP numbers: 2606:4700:3034::ac43:ab31, 2606:4700:3037::6815:1cf8, 104.21.28.248 and 172.67.171.49.

Other host names, for instance betlegend.nl, stelvarionex.com, findmylifestyle.com, cnkzfashions.com and hoii.xuanyangdq.com share IP numbers with cntzz.cn.

Name Servers

Two name servers elisa.ns.cloudflare.com and max.ns.cloudflare.com handle delegation for cntzz.cn.

cntzz.cn uses the same name server setup as other domains, for example shdssf.cn, khzk.com.cn, scientecmatrix.com.cn, bjkcgw.cn and hkylbx.cn.

cntzz.cn partially shares name servers with other domains; examples include lcmdev.net, alpaca.company, bengawan4dviral.com, chisondo.com and conteudo.org.

Host names with six IP numbers: elisa.ns.cloudflare.com points to: 2606:4700:50::a29f:2636, 2803:f800:50::6ca2:c236, 2a06:98c1:50::ac40:2236, 108.162.194.54, 162.159.38.54 and 172.64.34.54; max.ns.cloudflare.com points to: 2606:4700:58::adf5:3b84, 2803:f800:50::6ca2:c184, 2a06:98c1:50::ac40:2184, 108.162.193.132, 172.64.33.132 and 173.245.59.132.

cntzz.cn - robtex.com

cntzz.cn

cn

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`cntzz.cn`

`cn`