a3021.cn - robtex.com
a3021.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:2e24🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3030::ac43:df24🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.46.36Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.223.36🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | dorthy.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3af9🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dorthy.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0f9🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | dorthy.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20f9🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | dorthy.ns.cloudflare.com | ||||||
| A | 108.162.192.249🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dorthy.ns.cloudflare.com | ||||||
| A | 172.64.32.249🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dorthy.ns.cloudflare.com | ||||||
| A | 173.245.58.249🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | dorthy.ns.cloudflare.com | ||||||
| NS | rayden.ns.cloudflare.com | ||||||
| A | 2606:4700:58::a29f:2ca3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rayden.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c3a3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | rayden.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:23a3🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | rayden.ns.cloudflare.com | ||||||
| A | 108.162.195.163🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rayden.ns.cloudflare.com | ||||||
| A | 162.159.44.163Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rayden.ns.cloudflare.com | ||||||
| A | 172.64.35.163🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rayden.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.46.36, 172.67.223.36 | ||||||
| IPv6 hints | 2606:4700:3030::6815:2e24, 2606:4700:3030::ac43:df24 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=177, name=cloudflare-ech.com | ||||||
| SOA | dorthy.ns.cloudflare.comdns@cloudflare.com serial=2398090941 | ||||||
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=2034662315 | ||||||
Same first word
a3021.cn |
Similar names
DNS History
6 records (6 active, 0 former)
●NSdorthy.ns.cloudflare.com2026-03-31 → 2026-04-12 · 2 obs
● 2026-04-12 11:41:42
●NSrayden.ns.cloudflare.com2026-03-31 → 2026-04-12 · 2 obs
● 2026-04-12 11:41:42
●A104.21.46.362026-03-31 → 2026-04-12 · 2 obs
● 2026-04-12 11:41:42
●A172.67.223.362026-03-31 → 2026-04-12 · 2 obs
● 2026-04-12 11:41:42
●A2606:4700:3030::6815:2e242026-03-31 → 2026-04-12 · 2 obs
● 2026-04-12 11:41:42
●A2606:4700:3030::ac43:df242026-03-31 → 2026-04-12 · 2 obs
● 2026-04-12 11:41:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | c.dns.cn, a.dns.cn, b.dns.cn, d.dns.cn... | - |
| a3021.cn | dorthy.ns.cloudflare.com, rayden.ns.cloudflare.com | - |
✅ Authoritative Response
Server:162.159.44.163
NS records: dorthy.ns.cloudflare.com, rayden.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for a3021.cn (unsigned zone)
⏱️ Timing
Total: 383ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.46.36, 172.67.223.36 |
| AAAA | 2 | 2606:4700:3030::ac43:df24, 2606:4700:3030::6815:2e24 |
| NS | 2 | dorthy.ns.cloudflare.com, rayden.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | dorthy.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
a3021.cn points to four IP numbers: 2606:4700:3030::6815:2e24, 2606:4700:3030::ac43:df24, 104.21.46.36 and 172.67.223.36.
Other host names including jipemania.com, zhongya-valve.com, with-you.directory, acuere.com.au and ralliturk.net share IP numbers with a3021.cn.
Name Servers
a3021.cn's delegation uses two name servers, dorthy.ns.cloudflare.com and rayden.ns.cloudflare.com.
a3021.cn shares the same name server setup as other domains, for example jlsfxy.com, zhuhaijiudian.cn, zsb0416.com, casccc.com and cqqiancai.com.
a3021.cn at least partially shares name servers with other domains, including solanastakex.com, solopraeiqa.sbs, mintbilisim.com, salters.org.uk and heimumo.com.
These name servers are often used together with dayana.ns.cloudflare.com.
Host names with six IP numbers:
dorthy.ns.cloudflare.com points to: 2606:4700:50::adf5:3af9, 2803:f800:50::6ca2:c0f9, 2a06:98c1:50::ac40:20f9, 108.162.192.249, 172.64.32.249 and 173.245.58.249.
rayden.ns.cloudflare.com points to: 2606:4700:58::a29f:2ca3, 2803:f800:50::6ca2:c3a3, 2a06:98c1:50::ac40:23a3, 108.162.195.163, 162.159.44.163 and 172.64.35.163.