cntzx.com - robtex.com
cntzx.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::6815:2bc1🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:b851🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.43.193Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.184.81🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | aspen.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::a29f:266d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aspen.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c26d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | aspen.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:226d🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | aspen.ns.cloudflare.com | ||||||
| A | 108.162.194.109🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aspen.ns.cloudflare.com | ||||||
| A | 162.159.38.109Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aspen.ns.cloudflare.com | ||||||
| A | 172.64.34.109🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | aspen.ns.cloudflare.com | ||||||
| NS | nash.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3bd1🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nash.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c1d1🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | nash.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:21d1🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | nash.ns.cloudflare.com | ||||||
| A | 108.162.193.209🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nash.ns.cloudflare.com | ||||||
| A | 172.64.33.209🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nash.ns.cloudflare.com | ||||||
| A | 173.245.59.209🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nash.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.43.193, 172.67.184.81 | ||||||
| IPv6 hints | 2606:4700:3033::6815:2bc1, 2606:4700:3036::ac43:b851 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=74, name=cloudflare-ech.com | ||||||
| SOA | aspen.ns.cloudflare.comdns@cloudflare.com serial=2401217731 | ||||||
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.netnstld@verisign-grs.com serial=1775942647 | ||||||
Same first word
cntzx.com |
Similar names
zxcnt.com |
nxtzc.com |
zxtnc.com |
ctznx.com |
nxczt.com |
xtnzc.com |
cxntz.com |
tzxnc.com |
xztcn.com |
ntzxc.com |
ntxcz.com |
nxzct.com |
tcxnz.com |
xnztc.com |
cxtzn.com |
zxtcn.com |
cnztx.com |
czxnt.com |
xztnc.com |
DNS History
10 records (6 active, 4 former)
○NS(root)2015-06-11 → 2020-02-27 · 4 obs
● 2020-02-27 07:29:36
○ 2026-03-31 19:04:04
○ 2026-04-11 21:36:28
●NSaspen.ns.cloudflare.com2026-03-31 → 2026-04-11 · 3 obs
● 2026-03-31 19:04:04
● 2026-04-11 21:36:28
●NSnash.ns.cloudflare.com2026-03-31 → 2026-04-11 · 3 obs
● 2026-03-31 19:04:04
● 2026-04-11 21:36:28
○MXmail.cntzx.com2015-06-11 → 2020-02-27 · 4 obs
● 2020-02-27 07:29:36
○ 2026-03-31 19:04:04
○ 2026-04-11 21:36:28
●A104.21.43.1932026-03-31 → 2026-04-11 · 3 obs
● 2026-03-31 19:04:04
● 2026-04-11 21:36:28
●A172.67.184.812026-03-31 → 2026-04-11 · 3 obs
● 2026-03-31 19:04:04
● 2026-04-11 21:36:28
○A180.76.252.2002020-02-27 → 2020-02-27 · 4 obs
● 2020-02-27 07:29:36
○ 2026-03-31 19:04:04
○ 2026-04-11 21:36:28
○A222.188.92.992015-06-11 → 2017-03-30 · 4 obs
● 2017-03-30 00:13:20
○ 2020-02-27 07:29:36
○ 2026-04-11 21:36:28
●A2606:4700:3033::6815:2bc12026-03-31 → 2026-04-11 · 3 obs
● 2026-03-31 19:04:04
● 2026-04-11 21:36:28
●A2606:4700:3036::ac43:b8512026-03-31 → 2026-04-11 · 3 obs
● 2026-03-31 19:04:04
● 2026-04-11 21:36:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cntzx.com | nash.ns.cloudflare.com, aspen.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.193.209
NS records: nash.ns.cloudflare.com, aspen.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cntzx.com (unsigned zone)
⏱️ Timing
Total: 307ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.43.193, 172.67.184.81 |
| AAAA | 2 | 2606:4700:3036::ac43:b851, 2606:4700:3033::6815:2bc1 |
| NS | 2 | aspen.ns.cloudflare.com, nash.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | aspen.ns.cloudflare.com dns.cloudflare.c |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (nash.ns.cloudflare.com, nash.ns.cloudflare.com, nash.ns.cloudflare.com...)
Analysis
IP Addresses
Four IP numbers are pointed to by cntzx.com: 2606:4700:3033::6815:2bc1, 2606:4700:3036::ac43:b851, 104.21.43.193 and 172.67.184.81.
other host names including thebestviagra.com, menac.at, www.confusedofcalcutta.com, zmwl.net and www.lovesystems.com share IP numbers with cntzx.com.
Name Servers
cntzx.com is delegated to two name servers aspen.ns.cloudflare.com and nash.ns.cloudflare.com.
cntzx.com shares the same name server setup as other domains, for instance live0766.com, fjnyj.com, tfdny.com, gz-daxiagu.com and tzopt.com.
cntzx.com at least partially shares name servers with other domains, for instance buchephalas.com, regalantes.com, nuandai.cn, regav77.ru and ceoav.com.
These name servers are commonly used alongside gordon.ns.cloudflare.com and donna.ns.cloudflare.com.
Host names with six IP numbers:
Host name aspen.ns.cloudflare.com points to: 2606:4700:50::a29f:266d, 2803:f800:50::6ca2:c26d, 2a06:98c1:50::ac40:226d, 108.162.194.109, 162.159.38.109 and 172.64.34.109.
Host name nash.ns.cloudflare.com points to: 2606:4700:58::adf5:3bd1, 2803:f800:50::6ca2:c1d1, 2a06:98c1:50::ac40:21d1, 108.162.193.209, 172.64.33.209 and 173.245.59.209.