| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.55.21 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.170.83 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 104.21.55.21 |
| 🔶 Autoconfig | 172.67.170.83 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3034::ac43:aa53 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::6815:3715 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.55.21,172.67.170.83 ech=AEX+DQBB7gAgACDjb97KP6YVmnJEmItPXJ+TBePeT87Vjd9IS+KnQbe6dAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3034::ac43:aa53,2606:4700:3035::6815:3715 |
| 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 | 2410956981 |
| 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 15:08:02 | 9655ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-08-27 01:49:27 | 695ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-08-25 20:14:30 | 608ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-07-31 19:47:34 | 765ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-07-22 02:06:09 | 8619ms | 2 NS 2 A 0 MX | ❓ Unknown | View |
| 2026-06-25 01:28:18 | 826ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-17 10:11:29 | 792ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |