studnt.cn - robtex.com
studnt.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3036::6815:3e78🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3037::ac43:df85🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.62.120Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.223.133🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | adel.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a37🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | adel.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c037🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | adel.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2037🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | adel.ns.cloudflare.com | ||||||
| A | 108.162.192.55🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | adel.ns.cloudflare.com | ||||||
| A | 172.64.32.55🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | adel.ns.cloudflare.com | ||||||
| A | 173.245.58.55🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | adel.ns.cloudflare.com | ||||||
| NS | arch.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b44🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | arch.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c144🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | arch.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2144🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | arch.ns.cloudflare.com | ||||||
| A | 108.162.193.68🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | arch.ns.cloudflare.com | ||||||
| A | 172.64.33.68🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | arch.ns.cloudflare.com | ||||||
| A | 173.245.59.68🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | arch.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.62.120, 172.67.223.133 | ||||||
| IPv6 hints | 2606:4700:3036::6815:3e78, 2606:4700:3037::ac43:df85 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=246, name=cloudflare-ech.com | ||||||
| SOA | adel.ns.cloudflare.comdns@cloudflare.com serial=2401356165 | ||||||
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=2034667019 | ||||||
Same first word
Similar names
DNS History
9 records (6 active, 3 former)
●NSadel.ns.cloudflare.com2026-04-13 → 2026-04-13 · 2 obs
● 2026-04-13 18:37:18
●NSarch.ns.cloudflare.com2026-04-13 → 2026-04-13 · 2 obs
● 2026-04-13 18:37:18
○NSns1.nowcndns.com2026-03-12 → 2026-03-28 · 3 obs
● 2026-03-28 15:48:24
○ 2026-04-13 18:37:18
○NSns2.nowcndns.com2026-03-12 → 2026-03-28 · 3 obs
● 2026-03-28 15:48:24
○ 2026-04-13 18:37:18
●A104.21.62.1202026-04-13 → 2026-04-13 · 2 obs
● 2026-04-13 18:37:18
○A154.90.238.1372026-03-12 → 2026-03-28 · 3 obs
● 2026-03-28 15:48:24
○ 2026-04-13 18:37:18
●A172.67.223.1332026-04-13 → 2026-04-13 · 2 obs
● 2026-04-13 18:37:18
●A2606:4700:3036::6815:3e782026-04-13 → 2026-04-13 · 2 obs
● 2026-04-13 18:37:18
●A2606:4700:3037::ac43:df852026-04-13 → 2026-04-13 · 2 obs
● 2026-04-13 18:37:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| studnt.cn | adel.ns.cloudflare.com, arch.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.58.55
NS records: adel.ns.cloudflare.com, arch.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studnt.cn (unsigned zone)
⏱️ Timing
Total: 1003ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.223.133, 104.21.62.120 |
| AAAA | 2 | 2606:4700:3037::ac43:df85, 2606:4700:3036::6815:3e78 |
| NS | 2 | adel.ns.cloudflare.com, arch.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | adel.ns.cloudflare.com dns.cloudflare.co |
Analysis
IP Addresses
studnt.cn points to four IP numbers: 2606:4700:3036::6815:3e78, 2606:4700:3037::ac43:df85, 104.21.62.120 and 172.67.223.133.
Other host names including www.downsvets.co.uk, club-vip-volcano77.com, minibody.com.au, www.boomcar.no and prostorabaton.cz share IP numbers with studnt.cn.
Name Servers
studnt.cn's delegation uses two name servers, adel.ns.cloudflare.com and arch.ns.cloudflare.com.
studnt.cn shares the same name server setup as other domains, for example cnt7.cn, wootoolkit.com, bishopschools.net, eos34.cn and yingliwin.cn.
studnt.cn at least partially shares name servers with other domains, including climatestrike.ch, ask4hire.com, ethosagriculture.com, menoerdve.lt and kulturblicke.at.
These name servers are often used together with jack.ns.cloudflare.com.
Host names with six IP numbers:
adel.ns.cloudflare.com points to: 2606:4700:50::adf5:3a37, 2803:f800:50::6ca2:c037, 2a06:98c1:50::ac40:2037, 108.162.192.55, 172.64.32.55 and 173.245.58.55.
arch.ns.cloudflare.com points to: 2606:4700:58::adf5:3b44, 2803:f800:50::6ca2:c144, 2a06:98c1:50::ac40:2144, 108.162.193.68, 172.64.33.68 and 173.245.59.68.