| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| clark.ns.cloudflare.com | — | — | — |
| nicole.ns.cloudflare.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.49.50 | — | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.188.251 | — | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::6815:3132 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000::/42 | — | — |
| 2606:4700:3037::ac43:bcfb | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000::/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.49.50,172.67.188.251 ech=AEX+DQBBlwAgACARtnhQ7LTw1FhCMpClda8WTnV4Yh2JhRcKaIGJtucSdAAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::6815:3132,2606:4700:3037::ac43:bcfb |
| 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 | 2402968056 |
| Primary NS (MNAME) | clark.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 01:36:22 | 1398ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-08-25 20:10:21 | 625ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-28 02:24:33 | 1747ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-28 00:54:03 | 3654ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-26 12:14:49 | 1713ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-20 07:50:34 | 476ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-19 22:43:54 | 473ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-16 21:49:32 | 382ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |
| 2026-06-16 21:40:52 | 456ms | 2 NS 2 A 0 MX | 🔓 Insecure | View |