| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.31.42 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.174.243 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.billigstivvs.dk | 104.21.31.42 172.67.174.243 2606:4700:3031::6815:1f2a 2606:4700:3035::ac43:aef3 |
— — — — |
AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. AS13335 Cloudflare, Inc. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 172.67.174.243 |
| 🔶 Autoconfig | 104.21.31.42 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3031::6815:1f2a | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::ac43:aef3 | 300s | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.31.42,172.67.174.243 ech=AEX+DQBBEwAgACAd88cRhO+vfm24mS8YHeP02W/k5zt2dBN766PlNestEwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3031::6815:1f2a,2606:4700:3035::ac43:aef3 |
| 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 | 2411706519 |
| Primary NS (MNAME) | eva.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC | |
|---|---|---|---|---|
| 2026-08-25 15:56:16 | 886ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-08-09 14:02:04 | 1287ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-24 05:02:01 | 1017ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |
| 2026-06-22 08:56:13 | 1199ms | 0 NS 0 A 0 MX | ❓ Unknown | View |
| 2026-06-16 14:34:23 | 488ms | 2 NS 2 A 1 MX | 🔓 Insecure | View |