| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.3.121 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.130.175 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.130.175 |
| 🔶 Autoconfig | 104.21.3.121 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3035::6815:379 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::ac43:82af | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.3.121,172.67.130.175 ech=AEX+DQBBLwAgACBHrTG9tD8rLww/9+vT/ByAcr3jcgUT5vAlFkMpWagjewAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:379,2606:4700:3036::ac43:82af |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2412700186 |
| Primary NS (MNAME) | brit.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-21 05:16:57 | 2946ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-08-07 04:47:24 | 1099ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-07-17 01:02:03 | 1154ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-30 20:06:06 | 1134ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-17 22:04:56 | 1039ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |