longcai021.cn - robtex.com
longcai021.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3031::ac43:8c3d🇺🇸 Cloudflare2606:4700:3031::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::6815:26e3🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.38.227Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.140.61🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | dion.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b9cCloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2803:f800:50::6ca2:c19cCloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| A | 2a06:98c1:50::ac40:219cCloudflare2a06:98c1:50::/45 | ||||||
| A | 108.162.193.156Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.33.156Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 173.245.59.156Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| NS | josephine.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:2640🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 2803:f800:50::6ca2:c240🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| A | 2a06:98c1:50::ac40:2240🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| A | 108.162.194.64🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 162.159.38.64Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| A | 172.64.34.64🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.38.227, 172.67.140.61 | ||||||
| IPv6 hints | 2606:4700:3031::ac43:8c3d, 2606:4700:3033::6815:26e3 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=201, name=cloudflare-ech.com | ||||||
| SOA | dion.ns.cloudflare.comdns@cloudflare.com serial=2402389991 | ||||||
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=2034714683 | ||||||
Same first word
longcai021.cn |
DNS History
10 records (6 active, 4 former)
●NSdion.ns.cloudflare.com2026-04-18 → 2026-04-26 · 2 obs
● 2026-04-18 11:01:56
● 2026-04-26 15:06:16
● 2026-04-26 15:06:16
●NSjosephine.ns.cloudflare.com2026-04-18 → 2026-04-26 · 2 obs
● 2026-04-18 11:01:56
● 2026-04-26 15:06:16
● 2026-04-26 15:06:16
●A104.21.38.2272026-04-26 → 2026-04-26 · 3 obs
○ 2026-04-18 11:01:56
● 2026-04-26 15:06:14
● 2026-04-26 15:06:16
● 2026-04-26 15:06:14
● 2026-04-26 15:06:16
●A172.67.140.612026-04-26 → 2026-04-26 · 3 obs
○ 2026-04-18 11:01:56
● 2026-04-26 15:06:14
● 2026-04-26 15:06:16
● 2026-04-26 15:06:14
● 2026-04-26 15:06:16
○A188.114.96.02026-04-18 → 2026-04-18 · 3 obs
● 2026-04-18 11:01:56
○ 2026-04-26 15:06:14
○ 2026-04-26 15:06:16
○ 2026-04-26 15:06:14
○ 2026-04-26 15:06:16
○A188.114.97.02026-04-18 → 2026-04-18 · 3 obs
● 2026-04-18 11:01:56
○ 2026-04-26 15:06:14
○ 2026-04-26 15:06:16
○ 2026-04-26 15:06:14
○ 2026-04-26 15:06:16
●A2606:4700:3031::ac43:8c3d2026-04-26 → 2026-04-26 · 3 obs
○ 2026-04-18 11:01:56
● 2026-04-26 15:06:14
● 2026-04-26 15:06:16
● 2026-04-26 15:06:14
● 2026-04-26 15:06:16
●A2606:4700:3033::6815:26e32026-04-26 → 2026-04-26 · 3 obs
○ 2026-04-18 11:01:56
● 2026-04-26 15:06:14
● 2026-04-26 15:06:16
● 2026-04-26 15:06:14
● 2026-04-26 15:06:16
○A2a06:98c1:3120::2026-04-18 → 2026-04-18 · 3 obs
● 2026-04-18 11:01:56
○ 2026-04-26 15:06:14
○ 2026-04-26 15:06:16
○ 2026-04-26 15:06:14
○ 2026-04-26 15:06:16
○A2a06:98c1:3121::2026-04-18 → 2026-04-18 · 3 obs
● 2026-04-18 11:01:56
○ 2026-04-26 15:06:14
○ 2026-04-26 15:06:16
○ 2026-04-26 15:06:14
○ 2026-04-26 15:06:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| longcai021.cn | dion.ns.cloudflare.com, josephine.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.156
NS records: dion.ns.cloudflare.com, josephine.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for longcai021.cn (unsigned zone)
⏱️ Timing
Total: 1373ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.140.61, 104.21.38.227 |
| AAAA | 2 | 2606:4700:3033::6815:26e3, 2606:4700:3031::ac43:8c3d |
| NS | 2 | dion.ns.cloudflare.com, josephine.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | dion.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
longcai021.cn points to four IP numbers: 2606:4700:3031::ac43:8c3d, 2606:4700:3033::6815:26e3, 104.21.38.227 and 172.67.140.61.
Name Servers
longcai021.cn is delegated to two name servers: dion.ns.cloudflare.com and josephine.ns.cloudflare.com.
Host names with six IP numbers: host name dion.ns.cloudflare.com points to: 2606:4700:58::adf5:3b9c, 2803:f800:50::6ca2:c19c, 2a06:98c1:50::ac40:219c, 108.162.193.156, 172.64.33.156 and 173.245.59.156; host name josephine.ns.cloudflare.com points to: 2606:4700:50::a29f:2640, 2803:f800:50::6ca2:c240, 2a06:98c1:50::ac40:2240, 108.162.194.64, 162.159.38.64 and 172.64.34.64.