| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.4.153 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.132.37 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::6815:499 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:8425 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h2" ipv4hint=104.21.4.153,172.67.132.37 ech=AEX+DQBBXAAgACBH5pfLr2dm5FubCRUNH5oF8OOVnC+r6Tg85GpjaavFDwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:499,2606:4700:3037::ac43:8425 |
| 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 | 2411551018 |
| Primary NS (MNAME) | john.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-08 14:48:26 | 857ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-07-07 02:44:28 | 8934ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-24 12:42:16 | 1439ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-24 05:16:28 | 1180ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-17 02:05:24 | 375ms | 2 NS 2 A 0 MX | ❓ Unknown | View |