| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.71.190 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.148.21 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.148.21 |
| 🔶 Autoconfig | 104.21.71.190 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::ac43:9415 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::6815:47be | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.71.190,172.67.148.21 ech=AEX+DQBBcQAgACDS2zgfpDqg9sOiOIQlVLrnvdYJ+A6lbGEqDLAD2A6zfAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:9415,2606:4700:3037::6815:47be |
| 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 | 2410905475 |
| 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 | |
|---|---|---|---|---|
| 2026-08-10 17:29:01 | 1300ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-08-03 22:06:55 | 1369ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-07-18 02:05:19 | 24922ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-07-07 04:59:25 | 25126ms | 2 NS 2 A 0 MX | ❓ Unknown | View |
| 2026-07-01 02:56:46 | 757ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-17 19:21:48 | 1315ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |