| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.64.253 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.138.128 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.64.253 |
| 🔶 Autoconfig | 104.21.64.253 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::ac43:8a80 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3033::6815:40fd | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.64.253,172.67.138.128 ech=AEX+DQBBNwAgACBuUCQQjXcLlxHchwTrbzuY+a28cR55jd8ZlQCcli5KcQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:8a80,2606:4700:3033::6815:40fd |
| 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 | 2413438214 |
| Primary NS (MNAME) | opal.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-29 04:01:16 | 480ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-07-24 10:18:25 | 3648ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-07-03 10:26:20 | 1959ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-26 10:40:47 | 786ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-24 01:59:22 | 978ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-23 19:38:40 | 907ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 21:45:12 | 668ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |