| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.82.216 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.164.4 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::6815:52d8 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::ac43:a404 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.82.216,172.67.164.4 ech=AEX+DQBBBAAgACBTee12c8bqcLVL5ZxbWSFFeqHyVvBX94jVH6IsA5iVFwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:52d8,2606:4700:3037::ac43:a404 |
| 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 | 2410763617 |
| 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 | |
|---|---|---|---|---|
| 2026-09-03 09:06:19 | 559ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-08-26 04:46:59 | 731ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-07-31 04:09:45 | 808ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-07-20 18:11:40 | 1610ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-29 10:42:27 | 742ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-17 11:37:22 | 1429ms | 2 NS 2 A 0 MX | 🔒 Secure | View |