www.checkpostcode.uk - dns.ninja
www.checkpostcode.uk
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::6815:2d32🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:d1b6🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.45.50Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.209.182🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.45.50, 172.67.209.182 | ||||||
| IPv6 hints | 2606:4700:3033::6815:2d32, 2606:4700:3035::ac43:d1b6 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=251, name=cloudflare-ech.com | ||||||
checkpostcode.uk
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3033::6815:2d32🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::ac43:d1b6🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.45.50Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.209.182🇺🇸 Cloudflare172.67.208.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | kip.ns.cloudflare.com ⭐ | ||||||
| NS | may.ns.cloudflare.com | ||||||
| MX | route1.mx.cloudflare.net ⭐ | ||||||
| MX | route3.mx.cloudflare.net(46) | ||||||
| MX | route2.mx.cloudflare.net(86) | ||||||
| TXT | ahrefs-site-verification_d3e09a0e99b1e7c0dae46bfd3815649d18cc65d4123dd8ee269c... | ||||||
| TXT | google-site-verification=W6tTRfzsWPCoc7vB1CgLkScKGeaaCCl78ei0zBnjjBY | ||||||
| TXT | v=spf1 include:_spf.mx.cloudflare.net ~all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.45.50, 172.67.209.182 | ||||||
| IPv6 hints | 2606:4700:3033::6815:2d32, 2606:4700:3035::ac43:d1b6 | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=251, name=cloudflare-ech.com | ||||||
| SOA | kip.ns.cloudflare.comdns@cloudflare.com serial=2409371405 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●A104.21.45.502026-07-14 → 2026-08-03 · 2 obs
● 2026-07-14 06:33:22
● 2026-08-03 02:18:20
● 2026-08-03 02:18:20
●A172.67.209.1822026-07-14 → 2026-08-03 · 2 obs
● 2026-07-14 06:33:22
● 2026-08-03 02:18:20
● 2026-08-03 02:18:20
●A2606:4700:3033::6815:2d322026-07-14 → 2026-08-03 · 2 obs
● 2026-07-14 06:33:22
● 2026-08-03 02:18:20
● 2026-08-03 02:18:20
●A2606:4700:3035::ac43:d1b62026-07-14 → 2026-08-03 · 2 obs
● 2026-07-14 06:33:22
● 2026-08-03 02:18:20
● 2026-08-03 02:18:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| uk | dns3.nic.uk, nsc.nic.uk, nsb.nic.uk, nsd.nic.uk... | - |
| checkpostcode.uk | kip.ns.cloudflare.com, may.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.192.135
NS records: kip.ns.cloudflare.com, may.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for checkpostcode.uk (unsigned zone)
⏱️ Timing
Total: 431ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 172.67.209.182, 104.21.45.50 |
| AAAA | 2 | 2606:4700:3033::6815:2d32, 2606:4700:3035::ac43:d1b6 |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
Analysis
IP Addresses
www.checkpostcode.uk points to the four IP addresses 104.21.45.50, 172.67.209.182, 2606:4700:3033::6815:2d32 and 2606:4700:3035::ac43:d1b6.
Additional host names — dsheatandair.com, livecareers.com, www.bellissimo1.ru and two others — share IP numbers with www.checkpostcode.uk.