dztkrs.cn - robtex.com
dztkrs.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::ac43:b4df🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::6815:4bbd🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.75.189Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.180.223🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | matias.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c49🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | matias.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c349🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | matias.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2349🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | matias.ns.cloudflare.com | ||||||
| A | 108.162.195.73🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | matias.ns.cloudflare.com | ||||||
| A | 162.159.44.73Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | matias.ns.cloudflare.com | ||||||
| A | 172.64.35.73🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | matias.ns.cloudflare.com | ||||||
| NS | thea.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26f7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | thea.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2f7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | thea.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22f7🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | thea.ns.cloudflare.com | ||||||
| A | 108.162.194.247🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | thea.ns.cloudflare.com | ||||||
| A | 162.159.38.247Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | thea.ns.cloudflare.com | ||||||
| A | 172.64.34.247🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | thea.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.75.189, 172.67.180.223 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:b4df, 2606:4700:3037::6815:4bbd | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=184, name=cloudflare-ech.com | ||||||
| SOA | matias.ns.cloudflare.comdns@cloudflare.com serial=2399893952 | ||||||
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.cnroot@cnnic.cn serial=2034666022 | ||||||
Subdomains
www.dztkrs.cn |
Same first word
dztkrs.cn |
DNS History
9 records (6 active, 3 former)
○NSdm1.longmingdns.com2026-03-31 → 2026-04-13 · 2 obs
○ 2026-04-13 11:16:08
○NSdm2.longmingdns.com2026-03-31 → 2026-04-13 · 2 obs
○ 2026-04-13 11:16:08
●NSmatias.ns.cloudflare.com2026-03-31 → 2026-04-13 · 2 obs
● 2026-04-13 11:16:08
●NSthea.ns.cloudflare.com2026-03-31 → 2026-04-13 · 2 obs
● 2026-04-13 11:16:08
●A104.21.75.1892026-03-31 → 2026-04-13 · 2 obs
● 2026-04-13 11:16:08
○A107.148.171.2322026-03-31 → 2026-04-13 · 2 obs
○ 2026-04-13 11:16:08
●A172.67.180.2232026-03-31 → 2026-04-13 · 2 obs
● 2026-04-13 11:16:08
●A2606:4700:3031::ac43:b4df2026-03-31 → 2026-04-13 · 2 obs
● 2026-04-13 11:16:08
●A2606:4700:3037::6815:4bbd2026-03-31 → 2026-04-13 · 2 obs
● 2026-04-13 11:16:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | e.dns.cn, a.dns.cn, b.dns.cn, c.dns.cn... | - |
| dztkrs.cn | thea.ns.cloudflare.com, matias.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.247
NS records: thea.ns.cloudflare.com, matias.ns.cloudflare.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at cn: Error: DNS query timeout: 203.119.29.1 for DNSKEY cn
⏱️ Timing
Total: 3132ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.180.223, 104.21.75.189 |
| AAAA | 2 | 2606:4700:3031::ac43:b4df, 2606:4700:3037::6815:4bbd |
| NS | 2 | matias.ns.cloudflare.com, thea.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | matias.ns.cloudflare.com dns.cloudflare. |
Analysis
Hierarchy
dztkrs.cn is parent of www.dztkrs.cn.
IP Addresses
dztkrs.cn points to four IP numbers: 2606:4700:3031::ac43:b4df, 2606:4700:3037::6815:4bbd, 104.21.75.189 and 172.67.180.223.
Other host names, for instance mail.namninsamling.se, kis.net-forum.ru, www.ihezu.city, dijitalacentem.com and dylmine.com share IP numbers with dztkrs.cn.
Name Servers
dztkrs.cn's delegation is to two name servers matias.ns.cloudflare.com and thea.ns.cloudflare.com.
dztkrs.cn shares the same name server configuration as other domains, such as gotapi.cn, jkfdjz.cn, zourong.cn, h312.cn and yinpinpeixun.cn.
dztkrs.cn at least partially shares its name servers with other domains, for instance monitor-set.com, k7549.com, vzfeilive.ru, 71277.cn and npnt.com.tw.
These name servers are commonly used alongside carla.ns.cloudflare.com and ezra.ns.cloudflare.com.
Host names with six IP numbers:
matias.ns.cloudflare.com points to: 2606:4700:58::a29f:2c49, 2803:f800:50::6ca2:c349, 2a06:98c1:50::ac40:2349, 108.162.195.73, 162.159.44.73 and 172.64.35.73.
thea.ns.cloudflare.com points to: 2606:4700:50::a29f:26f7, 2803:f800:50::6ca2:c2f7, 2a06:98c1:50::ac40:22f7, 108.162.194.247, 162.159.38.247 and 172.64.34.247.