| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.37.182 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.211.161 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3030::ac43:d3a1 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3034::6815:25b6 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.37.182,172.67.211.161 ech=AEX+DQBBOwAgACCaOQAHLJhr/DwfX51dLyfWXicg4++MYR0+r9G1E5dNYgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3030::ac43:d3a1,2606:4700:3034::6815:25b6 |
| Check | Result |
|---|---|
| Validation Status | ❓ Unknown |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxdomain |
| Field | Value |
|---|---|
| Serial | 2412664714 |
| Primary NS (MNAME) | jihoon.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-20 01:49:35 | 5497ms | 2 NS 2 A 0 MX | ❓ Unknown | View |
| 2026-08-02 19:27:51 | 947ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-07-28 05:06:14 | 858ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-07-27 04:37:43 | 1417ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-07-24 03:04:52 | 878ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-07-18 04:40:28 | 1135ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-07-03 00:54:07 | 609ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-27 05:29:22 | 929ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-21 01:24:26 | 476ms | 2 NS 2 A 0 MX | 🔒 Secure | View |
| 2026-06-20 20:51:12 | 1200ms | 2 NS 2 A 0 MX | 🔒 Secure | View |
| 2026-06-17 13:07:59 | 654ms | 2 NS 2 A 0 MX | 🔒 Secure | View |