| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.57.138 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.164.21 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.164.21 |
| 🔶 Autoconfig | 104.21.57.138 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::ac43:a415 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::6815:398a | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.57.138,172.67.164.21 ech=AEX+DQBBXQAgACD4tluV7+N6egP3rjc95AhG8H8rAWHDx+Y5v46cYnx6AwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::ac43:a415,2606:4700:3037::6815:398a |
| 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 | 2412339665 |
| Primary NS (MNAME) | clark.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-28 06:54:04 | 2071ms | 2 NS 2 A 5 MX | 🔓 Insecure | View |
| 2026-08-18 20:46:51 | 10910ms | 2 NS 2 A 5 MX | 🔓 Insecure | View |
| 2026-08-16 05:20:11 | 1792ms | 2 NS 2 A 5 MX | 🔓 Insecure | View |
| 2026-08-09 21:29:07 | 1951ms | 2 NS 2 A 5 MX | 🔓 Insecure | View |
| 2026-07-12 09:17:56 | 1378ms | 2 NS 2 A 5 MX | 🔓 Insecure | View |
| 2026-06-26 18:32:34 | 1077ms | 2 NS 2 A 5 MX | 🔓 Insecure | View |
| 2026-06-24 03:06:22 | 1000ms | 2 NS 2 A 5 MX | 🔓 Insecure | View |
| 2026-06-17 14:45:10 | 1641ms | 2 NS 2 A 5 MX | 🔓 Insecure | View |