cyberuddannelse.dk is a .dk domain served by 3 nameservers (ns1.netsite.dk, ns2.netsite.eu, ns3.netsite.se). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.224.18.200 is hosted by Netsite A/S (AS205206) in Denmark. Mail is handled by .. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest 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 |
|---|---|---|---|---|---|---|---|
| 185.224.18.200 | 3600s | parked.netsite.host | AS205206 | Netsite A/S | 185.224.16.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | . Null MX — domain accepts no email (RFC 7505) | |||
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (cyberuddannelse.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.cyberuddannelse.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject |
| www | 185.224.18.200 (AS205206) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101501 |
| Primary NS (MNAME) | ns1.netsite.dk |
| Responsible (RNAME) | hostmaster@netsite.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 19:03:11 shown | 921ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 07:08:05 | 367ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 09:31:55 | 459ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 09:09:43 | 463ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-28 08:42:43 | 546ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 07:31:31 | 582ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-23 06:27:16 | 485ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-21 15:40:29 | 575ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-16 04:48:19 | 659ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-09 02:51:11 | 623ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-31 19:01:37 | 558ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 17:34:10 | 383ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-20 06:14:45 | 5825ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-13 23:12:30 | 630ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-07 10:22:38 | 753ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 00:23:54 | 681ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-25 13:50:33 | 649ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-23 23:52:52 | 716ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-23 14:35:13 | 1185ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 23:26:20 | 742ms | 2 NS 1 A 4 MX | 🔒 Secure |