v503.cn - robtex.com
v503.cn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::6815:26b4🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3034::ac43:891f🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.38.180Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.137.31🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | carter.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:58::adf5:3b50🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carter.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c150🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | carter.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2150🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | carter.ns.cloudflare.com | ||||||
| A | 108.162.193.80🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carter.ns.cloudflare.com | ||||||
| A | 172.64.33.80🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carter.ns.cloudflare.com | ||||||
| A | 173.245.59.80🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | carter.ns.cloudflare.com | ||||||
| NS | chan.ns.cloudflare.com | ||||||
| A | 2606:4700:50::adf5:3a52🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | chan.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c052🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | chan.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2052🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | chan.ns.cloudflare.com | ||||||
| A | 108.162.192.82🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | chan.ns.cloudflare.com | ||||||
| A | 172.64.32.82🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | chan.ns.cloudflare.com | ||||||
| A | 173.245.58.82🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | chan.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.38.180, 172.67.137.31 | ||||||
| IPv6 | 2606:4700:3033::6815:26b4, 2606:4700:3034::ac43:891f | ||||||
| SOA | carter.ns.cloudflare.comdns@cloudflare.com serial=2398802165 | ||||||
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=2034546407 | ||||||
Same first word
Similar names
DNS History
6 records (6 active, 0 former)
●NScarter.ns.cloudflare.com2026-03-07 → 2026-03-23 · 2 obs
● 2026-03-23 08:49:06
●NSchan.ns.cloudflare.com2026-03-07 → 2026-03-23 · 2 obs
● 2026-03-23 08:49:06
●A104.21.38.1802026-03-07 → 2026-03-23 · 2 obs
● 2026-03-23 08:49:06
●A172.67.137.312026-03-07 → 2026-03-23 · 2 obs
● 2026-03-23 08:49:06
●A2606:4700:3033::6815:26b42026-03-07 → 2026-03-23 · 2 obs
● 2026-03-23 08:49:06
●A2606:4700:3034::ac43:891f2026-03-07 → 2026-03-23 · 2 obs
● 2026-03-23 08:49:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cn | a.dns.cn, b.dns.cn, c.dns.cn, d.dns.cn... | - |
| v503.cn | chan.ns.cloudflare.com, carter.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.193.80
NS records: chan.ns.cloudflare.com, carter.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for v503.cn (unsigned zone)
⏱️ Timing
Total: 942ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.38.180, 172.67.137.31 |
| AAAA | 2 | 2606:4700:3034::ac43:891f, 2606:4700:3033::6815:26b4 |
| NS | 2 | carter.ns.cloudflare.com, chan.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | carter.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
v503.cn refers to four IP numbers: 2606:4700:3033::6815:26b4, 2606:4700:3034::ac43:891f, 104.21.38.180 and 172.67.137.31.
Other host names, for instance vpngratuit.com, if6x.com.cdn.cloudflare.net, lakeothepines.net.cdn.cloudflare.net, fachowywykonawca.pl and aichannel.ca share IP numbers with v503.cn.
Name Servers
v503.cn's delegation uses two name servers: carter.ns.cloudflare.com and chan.ns.cloudflare.com.
v503.cn uses the same name server setup as other domains, such as laigaogao.cn, 1121long.com.cn, xiaomuzhu.cn, ieroxy.cn and todin.com.cn.
v503.cn at least partially shares name servers with other domains, including 118214google.com, theralphlaurenspa.net, tylgs.com, alexgame.net and dalopizzaandkebab.co.uk.
These name servers are commonly used together with the name servers laura.ns.cloudflare.com, merlin.ns.cloudflare.com, doug.ns.cloudflare.com and sara.ns.cloudflare.com.
Host names with six IP numbers:
carter.ns.cloudflare.com points to 2606:4700:58::adf5:3b50, 2803:f800:50::6ca2:c150, 2a06:98c1:50::ac40:2150, 108.162.193.80, 172.64.33.80 and 173.245.59.80.
chan.ns.cloudflare.com points to 2606:4700:50::adf5:3a52, 2803:f800:50::6ca2:c052, 2a06:98c1:50::ac40:2052, 108.162.192.82, 172.64.32.82 and 173.245.58.82.