ukcs.cn - robtex.com
ukcs.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::ac43:8b17🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3032::6815:5eb5🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.94.181Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.139.23🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | dakota.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2c4f🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dakota.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c34f🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | dakota.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:234f🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | dakota.ns.cloudflare.com | ||||||
| A | 108.162.195.79🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dakota.ns.cloudflare.com | ||||||
| A | 162.159.44.79Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dakota.ns.cloudflare.com | ||||||
| A | 172.64.35.79🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dakota.ns.cloudflare.com | ||||||
| NS | hazel.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:269d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hazel.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c29d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | hazel.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:229d🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | hazel.ns.cloudflare.com | ||||||
| A | 108.162.194.157🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hazel.ns.cloudflare.com | ||||||
| A | 162.159.38.157Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hazel.ns.cloudflare.com | ||||||
| A | 172.64.34.157🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | hazel.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.94.181, 172.67.139.23 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:8b17, 2606:4700:3032::6815:5eb5 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=241, name=cloudflare-ech.com | ||||||
| SOA | dakota.ns.cloudflare.comdns@cloudflare.com serial=2400376771 | ||||||
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=2034666310 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NSdakota.ns.cloudflare.com2026-04-08 → 2026-04-13 · 2 obs
● 2026-04-13 13:35:24
●NShazel.ns.cloudflare.com2026-04-08 → 2026-04-13 · 2 obs
● 2026-04-13 13:35:24
●A104.21.94.1812026-04-08 → 2026-04-13 · 2 obs
● 2026-04-13 13:35:24
●A172.67.139.232026-04-08 → 2026-04-13 · 2 obs
● 2026-04-13 13:35:24
●A2606:4700:3031::ac43:8b172026-04-08 → 2026-04-13 · 2 obs
● 2026-04-13 13:35:24
●A2606:4700:3032::6815:5eb52026-04-08 → 2026-04-13 · 2 obs
● 2026-04-13 13:35:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, a.dns.cn, b.dns.cn, e.dns.cn... | - |
| ukcs.cn | hazel.ns.cloudflare.com, dakota.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.34.157
NS records: hazel.ns.cloudflare.com, dakota.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ukcs.cn (unsigned zone)
⏱️ Timing
Total: 258ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.94.181, 172.67.139.23 |
| AAAA | 2 | 2606:4700:3032::6815:5eb5, 2606:4700:3031::ac43:8b17 |
| NS | 2 | dakota.ns.cloudflare.com, hazel.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | dakota.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
ukcs.cn points to four IP numbers: 2606:4700:3031::ac43:8b17, 2606:4700:3032::6815:5eb5, 104.21.94.181 and 172.67.139.23.
Other host names, for instance jeux-2-guerre.fr, kalaikaveri.com, tanhua6.cc, trendview.ca and westmodernclinic.com share IP numbers with ukcs.cn.
Name Servers
ukcs.cn is delegated to two name servers: dakota.ns.cloudflare.com and hazel.ns.cloudflare.com.
ukcs.cn uses the same name server setup as other domains, for instance gdattx.cn, foodiecastle.com, 230gm.cn, cnmemorize.cn and zuanhui.cn.
ukcs.cn shares name servers with other domains at least partially, for instance yuhsine.com, drevonilarthusa.com, aoshi5.com, 24-gry.pl and boyet.me.
these name servers are often used with nadia.ns.cloudflare.com, tricia.ns.cloudflare.com and violet.ns.cloudflare.com.
Host names with six IP numbers: dakota.ns.cloudflare.com points to 2606:4700:58::a29f:2c4f, 2803:f800:50::6ca2:c34f, 2a06:98c1:50::ac40:234f, 108.162.195.79, 162.159.44.79 and 172.64.35.79; hazel.ns.cloudflare.com points to 2606:4700:50::a29f:269d, 2803:f800:50::6ca2:c29d, 2a06:98c1:50::ac40:229d, 108.162.194.157, 162.159.38.157 and 172.64.34.157.