| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.10.28 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.189.221 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.busii.dk | — | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3036::ac43:bddd | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3037::6815:a1c | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.10.28,172.67.189.221 ech=AEX+DQBBcwAgACCn/m3LD6MOliaQPm+jB7t8exP6qD3dVyt6ZDX1MabXdgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3036::ac43:bddd,2606:4700:3037::6815:a1c |
| 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 | 2411585111 |
| Primary NS (MNAME) | ali.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-28 05:10:56 | 672ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-07 20:42:19 | 894ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-26 04:58:36 | 890ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-25 04:34:02 | 936ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-23 02:13:59 | 1364ms | 2 NS 1 A 0 MX | 🔓 Insecure | View |
| 2026-07-17 07:19:36 | 16737ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-07-03 06:57:36 | 829ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-26 10:37:03 | 1027ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-22 05:49:02 | 1012ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-20 20:45:12 | 504ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-16 17:50:32 | 439ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |