| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.55.25 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.144.35 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.144.35 |
| 🔶 Autoconfig | 172.67.144.35 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::ac43:9023 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3036::6815:3719 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.55.25,172.67.144.35 ech=AEX+DQBBOAAgACACu6z+tYlNEn+wKDk/uzhGc5lAyIsqWJhR583j7e+BfgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:9023,2606:4700:3036::6815:3719 |
| 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 | 2410893792 |
| Primary NS (MNAME) | frank.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-27 03:59:33 | 574ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-08-24 20:30:18 | 616ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-08-03 09:59:37 | 1646ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-07-15 15:03:59 | 1136ms | 2 NS 2 A 0 MX | ❓ Unknown | View |
| 2026-06-25 13:26:13 | 1145ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-16 14:17:19 | 363ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |