codeonce.cn - dns.ninja
codeonce.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::6815:1054Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:a6f6Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.16.84Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.166.246Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | marge.ns.cloudflare.com ⭐ | ||||||
| NS | vicente.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.16.84, 172.67.166.246 | ||||||
| IPv6 hints | 2606:4700:3031::6815:1054, 2606:4700:3037::ac43:a6f6 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=18, name=cloudflare-ech.com | ||||||
| SOA | marge.ns.cloudflare.comdns@cloudflare.com serial=2419701528 | ||||||
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=2035571557 | ||||||
Same first word
Similar names
DNS History
7 records (6 active, 1 former)
●NSmarge.ns.cloudflare.com2026-11-07 → 2026-11-14 · 2 obs
● 2026-11-07 22:16:26
● 2026-11-14 16:00:26
● 2026-11-14 16:00:26
●NSvicente.ns.cloudflare.com2026-11-07 → 2026-11-14 · 2 obs
● 2026-11-07 22:16:26
● 2026-11-14 16:00:26
● 2026-11-14 16:00:26
●A104.21.16.842026-11-10 → 2026-11-14 · 3 obs
○ 2026-11-07 22:16:26
● 2026-11-10 17:28:42
● 2026-11-14 16:00:26
● 2026-11-10 17:28:42
● 2026-11-14 16:00:26
○A107.163.184.2032026-11-07 → 2026-11-07 · 3 obs
● 2026-11-07 22:16:26
○ 2026-11-10 17:28:42
○ 2026-11-14 16:00:26
○ 2026-11-10 17:28:42
○ 2026-11-14 16:00:26
●A172.67.166.2462026-11-10 → 2026-11-14 · 3 obs
○ 2026-11-07 22:16:26
● 2026-11-10 17:28:42
● 2026-11-14 16:00:26
● 2026-11-10 17:28:42
● 2026-11-14 16:00:26
●A2606:4700:3031::6815:10542026-11-10 → 2026-11-14 · 3 obs
○ 2026-11-07 22:16:26
● 2026-11-10 17:28:42
● 2026-11-14 16:00:26
● 2026-11-10 17:28:42
● 2026-11-14 16:00:26
●A2606:4700:3037::ac43:a6f62026-11-10 → 2026-11-14 · 3 obs
○ 2026-11-07 22:16:26
● 2026-11-10 17:28:42
● 2026-11-14 16:00:26
● 2026-11-10 17:28:42
● 2026-11-14 16:00:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| codeonce.cn | marge.ns.cloudflare.com, vicente.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.32.191
NS records: marge.ns.cloudflare.com, vicente.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for codeonce.cn (unsigned zone)
⏱️ Timing
Total: 2624ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.16.84, 172.67.166.246 |
| AAAA | 2 | 2606:4700:3037::ac43:a6f6, 2606:4700:3031::6815:1054 |
| NS | 2 | marge.ns.cloudflare.com, vicente.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | marge.ns.cloudflare.com dns.cloudflare.c |
Analysis
IP Addresses
codeonce.cn resolves to four IP addresses: 104.21.16.84, 172.67.166.246, 2606:4700:3031::6815:1054 and 2606:4700:3037::ac43:a6f6.
Name Servers
DNS delegation for codeonce.cn points to two name servers: marge.ns.cloudflare.com and vicente.ns.cloudflare.com.