ptxrcb.cn - robtex.com
ptxrcb.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3030::6815:3d4f🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3036::ac43:cf64🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.61.79Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.207.100🇺🇸 Cloudflare172.67.192.0/20 , 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 | 104.21.61.79, 172.67.207.100 | ||||||
| IPv6 hints | 2606:4700:3030::6815:3d4f, 2606:4700:3036::ac43:cf64 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=92, name=cloudflare-ech.com | ||||||
| SOA | adel.ns.cloudflare.comdns@cloudflare.com serial=2411624918 | ||||||
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=2035155813 | ||||||
Subdomains
www.ptxrcb.cn |
Same first word
ptxrcb.cn |
Similar names
DNS History
9 records (6 active, 3 former)
●NSadel.ns.cloudflare.com2026-07-08 → 2026-08-08 · 2 obs
● 2026-08-08 12:49:36
●NSarch.ns.cloudflare.com2026-07-08 → 2026-08-08 · 2 obs
● 2026-08-08 12:49:36
○NSns1.nowcndns.com2026-07-08 → 2026-08-08 · 2 obs
○ 2026-08-08 12:49:36
○NSns2.nowcndns.com2026-07-08 → 2026-08-08 · 2 obs
○ 2026-08-08 12:49:36
●A104.21.61.792026-07-08 → 2026-08-08 · 2 obs
● 2026-08-08 12:49:36
●A172.67.207.1002026-07-08 → 2026-08-08 · 2 obs
● 2026-08-08 12:49:36
●A2606:4700:3030::6815:3d4f2026-07-08 → 2026-08-08 · 2 obs
● 2026-08-08 12:49:36
●A2606:4700:3036::ac43:cf642026-07-08 → 2026-08-08 · 2 obs
● 2026-08-08 12:49:36
○A38.173.241.2102026-07-08 → 2026-08-08 · 2 obs
○ 2026-08-08 12:49:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| ptxrcb.cn | adel.ns.cloudflare.com, arch.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.59.68
NS records: adel.ns.cloudflare.com, arch.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for ptxrcb.cn (unsigned zone)
⏱️ Timing
Total: 4746ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.61.79, 172.67.207.100 |
| AAAA | 2 | 2606:4700:3030::6815:3d4f, 2606:4700:3036::ac43:cf64 |
| 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
Hierarchy
www.ptxrcb.cn is delegated beneath ptxrcb.cn.
IP Addresses
ptxrcb.cn points to the four IP addresses 104.21.61.79, 172.67.207.100, 2606:4700:3030::6815:3d4f and 2606:4700:3036::ac43:cf64.
Two other host names, along with pepesbytopkapi.com, thewww.dubaonews.com and industryandco.com, also share IP numbers with ptxrcb.cn.
Name Servers
ptxrcb.cn is delegated to two name servers: adel.ns.cloudflare.com and arch.ns.cloudflare.com.
ptxrcb.cn shares its NS records with other domains, for example tlsgs.cn, teew.cn, dazhongbanchang0.cn and two others.
There is at least partial name server overlap between ptxrcb.cn and other domains — callexpress.com, kazer.es, samajalive.in and two more among them.
DNS names with 6 IP addresses:
adel.ns.cloudflare.com resolves to 108.162.192.55, 172.64.32.55, 173.245.58.55 and 3 other IP addresses.
arch.ns.cloudflare.com resolves to 108.162.193.68, 172.64.33.68, 173.245.59.68 and 3 other IP addresses.