stdcode.cn - dns.ninja
stdcode.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::ac43:ceae🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3032::6815:5594🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.85.148Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.206.174🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | memphis.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::a29f:2cbd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | memphis.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3bd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | memphis.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23bd🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | memphis.ns.cloudflare.com | ||||||
| A | 108.162.195.189🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | memphis.ns.cloudflare.com | ||||||
| A | 162.159.44.189Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | memphis.ns.cloudflare.com | ||||||
| A | 172.64.35.189🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | memphis.ns.cloudflare.com | ||||||
| NS | venus.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3aeb🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venus.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0eb🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | venus.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20eb🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | venus.ns.cloudflare.com | ||||||
| A | 108.162.192.235🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venus.ns.cloudflare.com | ||||||
| A | 172.64.32.235🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venus.ns.cloudflare.com | ||||||
| A | 173.245.58.235🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | venus.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.85.148, 172.67.206.174 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:ceae, 2606:4700:3032::6815:5594 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=202, name=cloudflare-ech.com | ||||||
| SOA | memphis.ns.cloudflare.comdns@cloudflare.com serial=2416197274 | ||||||
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 | ||||||
| SOA | a.dns.cnroot@cnnic.cn serial=2035377024 | ||||||
Same first word
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Next names
stdcr.cn |
stdcrystal.cn |
stdcs.cn |
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DNS History
6 records (6 active, 0 former)
●NSmemphis.ns.cloudflare.com2026-09-16 → 2026-09-30 · 2 obs
● 2026-09-30 04:54:06
●NSvenus.ns.cloudflare.com2026-09-16 → 2026-09-30 · 2 obs
● 2026-09-30 04:54:06
●A104.21.85.1482026-09-17 → 2026-09-30 · 2 obs
● 2026-09-30 04:54:06
●A172.67.206.1742026-09-17 → 2026-09-30 · 2 obs
● 2026-09-30 04:54:06
●A2606:4700:3031::ac43:ceae2026-09-17 → 2026-09-30 · 2 obs
● 2026-09-30 04:54:06
●A2606:4700:3032::6815:55942026-09-17 → 2026-09-30 · 2 obs
● 2026-09-30 04:54:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | 11 records |
| stdcode.cn | venus.ns.cloudflare.com, memphis.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.192.235
NS records: venus.ns.cloudflare.com, memphis.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for stdcode.cn (unsigned zone)
⏱️ Timing
Total: 1637ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.85.148, 172.67.206.174 |
| AAAA | 2 | 2606:4700:3031::ac43:ceae, 2606:4700:3032::6815:5594 |
| NS | 2 | memphis.ns.cloudflare.com, venus.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | memphis.ns.cloudflare.com dns.cloudflare |
📌 Glue Records Collected
Total: 11
In-bailiwick: 10 (a.dns.cn, a.dns.cn, b.dns.cn...)
Out-of-bailiwick: 1 (ns.cernet.net)
Analysis
IP Addresses
stdcode.cn has four IP addresses: 104.21.85.148, 172.67.206.174, 2606:4700:3031::ac43:ceae and 2606:4700:3032::6815:5594.
Additional host names — sun52.cyou, koitoto177.site, gryb.kz and two others — share IP numbers with stdcode.cn.
Name Servers
DNS delegation for stdcode.cn points to two name servers: memphis.ns.cloudflare.com and venus.ns.cloudflare.com.
stdcode.cn shares its name server setup with other domains, including gzdawenxin.com, dslp8n.cn, horrocrux.com and two others.
stdcode.cn has at least partial name server overlap with other domains, such as spannishhealthy.com, addisonlinna.com, polar-muse.com and two others.
It is common to see these name servers used together with name servers rosalie.ns.cloudflare.com and grace.ns.cloudflare.com.
Host names with 6 IP numbers:
memphis.ns.cloudflare.com has IP addresses 108.162.195.189, 162.159.44.189 and 172.64.35.189, plus 3 other.
venus.ns.cloudflare.com has IP addresses 108.162.192.235, 172.64.32.235 and 173.245.58.235, plus 3 other.