skoleanalyser.dk is a .dk domain served by 2 nameservers (leah.ns.cloudflare.com, todd.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.30.236 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 104.21.30.236 | 300s | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.174.45 | 300s | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 1 | 300s | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 2 | 300s | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 3 | 300s | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.30.236,172.67.174.45 ech=AEX+DQBBMwAgACAxtLnJA3JeWOvRAXvRuISJz2VfdEGCUCf/6j58btACHQAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= |
| www | 104.21.30.236 172.67.174.45 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network skoleanalyser.dk: 104.21.30.236 172.67.174.45 (AS13335) www.skoleanalyser.dk: 104.21.30.236 172.67.174.45 (AS13335) |
| Wildcard | No |
| 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 | 2415147414 |
| Primary NS (MNAME) | leah.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 23:18:38 | 899ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-29 13:15:04 | 3217ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-23 12:03:49 shown | 1139ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-19 03:40:55 | 665ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-17 00:43:35 | 903ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-27 02:01:34 | 929ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-01 14:39:06 | 10029ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-18 16:10:16 | 1014ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-29 04:54:47 | 826ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-25 09:51:16 | 2348ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-20 06:11:13 | 8681ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-18 00:27:39 | 732ms | 2 NS 2 A 3 MX | 🔓 Insecure |