duancuo.cn - robtex.com
duancuo.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:4733🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:a97d🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.71.51Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.169.125🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | ajay.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b38🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ajay.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c138🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | ajay.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2138🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | ajay.ns.cloudflare.com | ||||||
| A | 108.162.193.56🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ajay.ns.cloudflare.com | ||||||
| A | 172.64.33.56🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ajay.ns.cloudflare.com | ||||||
| A | 173.245.59.56🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ajay.ns.cloudflare.com | ||||||
| NS | olivia.ns.cloudflare.com | ||||||
| A | 2606:4700:50::a29f:26dd🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olivia.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c2dd🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | olivia.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:22dd🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | olivia.ns.cloudflare.com | ||||||
| A | 108.162.194.221🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olivia.ns.cloudflare.com | ||||||
| A | 162.159.38.221Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olivia.ns.cloudflare.com | ||||||
| A | 172.64.34.221🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | olivia.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.71.51, 172.67.169.125 | ||||||
| IPv6 hints | 2606:4700:3030::6815:4733, 2606:4700:3037::ac43:a97d | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=167, name=cloudflare-ech.com | ||||||
| SOA | ajay.ns.cloudflare.comdns@cloudflare.com serial=2400048088 | ||||||
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=2034669115 | ||||||
Same first word
duancuo.cn |
Similar names
DNS History
13 records (6 active, 7 former)
●NSajay.ns.cloudflare.com2026-02-19 → 2026-04-14 · 2 obs
● 2026-04-14 09:04:40
○NSdm1.longmingdns.com2026-02-19 → 2026-04-14 · 2 obs
○ 2026-04-14 09:04:40
○NSdm2.longmingdns.com2026-02-19 → 2026-04-14 · 2 obs
○ 2026-04-14 09:04:40
●NSolivia.ns.cloudflare.com2026-02-19 → 2026-04-14 · 2 obs
● 2026-04-14 09:04:40
●A104.21.71.512026-02-19 → 2026-04-14 · 5 obs
● 2026-02-27 14:48:26
○ 2026-03-01 01:46:14
○ 2026-04-03 09:12:48
● 2026-04-14 09:04:40
○A154.193.248.2172026-02-19 → 2026-04-14 · 2 obs
○ 2026-04-14 09:04:40
●A172.67.169.1252026-02-19 → 2026-04-14 · 5 obs
● 2026-02-27 14:48:26
○ 2026-03-01 01:46:14
○ 2026-04-03 09:12:48
● 2026-04-14 09:04:40
○A188.114.96.02026-03-01 → 2026-04-03 · 4 obs
● 2026-03-01 01:46:14
● 2026-04-03 09:12:48
○ 2026-04-14 09:04:40
○A188.114.97.02026-03-01 → 2026-04-03 · 4 obs
● 2026-03-01 01:46:14
● 2026-04-03 09:12:48
○ 2026-04-14 09:04:40
●A2606:4700:3030::6815:47332026-02-19 → 2026-04-14 · 5 obs
● 2026-02-27 14:48:26
○ 2026-03-01 01:46:14
○ 2026-04-03 09:12:48
● 2026-04-14 09:04:40
●A2606:4700:3037::ac43:a97d2026-02-19 → 2026-04-14 · 5 obs
● 2026-02-27 14:48:26
○ 2026-03-01 01:46:14
○ 2026-04-03 09:12:48
● 2026-04-14 09:04:40
○A2a06:98c1:3120::2026-03-01 → 2026-04-03 · 4 obs
● 2026-03-01 01:46:14
● 2026-04-03 09:12:48
○ 2026-04-14 09:04:40
○A2a06:98c1:3121::2026-03-01 → 2026-04-03 · 4 obs
● 2026-03-01 01:46:14
● 2026-04-03 09:12:48
○ 2026-04-14 09:04:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| duancuo.cn | ajay.ns.cloudflare.com, olivia.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.56
NS records: ajay.ns.cloudflare.com, olivia.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for duancuo.cn (unsigned zone)
⏱️ Timing
Total: 1006ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.71.51, 172.67.169.125 |
| AAAA | 2 | 2606:4700:3030::6815:4733, 2606:4700:3037::ac43:a97d |
| NS | 2 | ajay.ns.cloudflare.com, olivia.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | ajay.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
duancuo.cn maps to four IP numbers: 2606:4700:3030::6815:4733, 2606:4700:3037::ac43:a97d, 104.21.71.51 and 172.67.169.125.
Other host names such as lgprojeksiyonservisi.com, www.delrussia.ru, www.thegaslowcentre.co.uk, calypsomarine.co.uk and cdjnrt.com share IPs with duancuo.cn.
Name Servers
Two name servers ajay.ns.cloudflare.com and olivia.ns.cloudflare.com handle the delegation for duancuo.cn.
duancuo.cn shares the same name server setup as other domains, for example ithuayuan.cn, fubangdd.com, cqfe.cn, czztoy.cn and nrtyp737.cn.
duancuo.cn at least partially shares name servers with other domains, for example fubebivexiiaservices.digital, equilibriumsoftware.net, technonetforge.digital, bindirai.ae and xinyitech.cn.
These name servers are often used together with peyton.ns.cloudflare.com and paityn.ns.cloudflare.com.
Host names with six IP numbers:
ajay.ns.cloudflare.com points to 2606:4700:58::adf5:3b38, 2803:f800:50::6ca2:c138, 2a06:98c1:50::ac40:2138, 108.162.193.56, 172.64.33.56 and 173.245.59.56.
olivia.ns.cloudflare.com points to 2606:4700:50::a29f:26dd, 2803:f800:50::6ca2:c2dd, 2a06:98c1:50::ac40:22dd, 108.162.194.221, 162.159.38.221 and 172.64.34.221.