att03.cn - robtex.com
att03.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::6815:50a9🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:9832🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.80.169Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.152.50🇺🇸 Cloudflare172.67.144.0/20 , 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 | 104.21.80.169, 172.67.152.50 | ||||||
| IPv6 hints | 2606:4700:3033::6815:50a9, 2606:4700:3035::ac43:9832 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=155, name=cloudflare-ech.com | ||||||
| SOA | adel.ns.cloudflare.comdns@cloudflare.com serial=2401601862 | ||||||
cn
| DNSSEC | ⚠️ Not signed | ||||||
| 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=2034717176 | ||||||
Same first word
DNS History
9 records (6 active, 3 former)
●NSadel.ns.cloudflare.com2026-04-27 → 2026-04-27 · 2 obs
● 2026-04-27 07:44:20
●NSarch.ns.cloudflare.com2026-04-27 → 2026-04-27 · 2 obs
● 2026-04-27 07:44:20
○NSns1.nowcndns.com2026-03-21 → 2026-03-21 · 2 obs
○ 2026-04-27 07:44:20
○NSns2.nowcndns.com2026-03-21 → 2026-03-21 · 2 obs
○ 2026-04-27 07:44:20
●A104.21.80.1692026-04-27 → 2026-04-27 · 2 obs
● 2026-04-27 07:44:20
●A172.67.152.502026-04-27 → 2026-04-27 · 2 obs
● 2026-04-27 07:44:20
●A2606:4700:3033::6815:50a92026-04-27 → 2026-04-27 · 2 obs
● 2026-04-27 07:44:20
●A2606:4700:3035::ac43:98322026-04-27 → 2026-04-27 · 2 obs
● 2026-04-27 07:44:20
○A38.14.21.422026-03-21 → 2026-03-21 · 2 obs
○ 2026-04-27 07:44:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| att03.cn | adel.ns.cloudflare.com, arch.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.68
NS records: adel.ns.cloudflare.com, arch.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for att03.cn (unsigned zone)
⏱️ Timing
Total: 860ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.80.169, 172.67.152.50 |
| AAAA | 2 | 2606:4700:3033::6815:50a9, 2606:4700:3035::ac43:9832 |
| 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
att03.cn points to four IP numbers: 2606:4700:3033::6815:50a9, 2606:4700:3035::ac43:9832, 104.21.80.169 and 172.67.152.50.
Other host names, for instance www.amigoszaragoza.com, travelbuddiesperu.com, adff.super1zhangwei.workers.dev, calendr.be and free-audiobook.com share IP numbers with att03.cn.
Name Servers
att03.cn is delegated to two name servers: adel.ns.cloudflare.com and arch.ns.cloudflare.com.
att03.cn uses the same name server setup as other domains, for instance codaa.org, shxi8.cn, ipcam168.cn, aspnetboilerplate.com and d8cs.cn.
att03.cn shares name servers with other domains at least partially, for instance strip(0x736c7574).com, s350aaa.com, wpt-cn.com, chechebj.com and genkicards.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.