5mb.dk is a .dk domain served by 4 nameservers (ns1.simply.COM, ns2.simply.COM, ns3.simply.COM and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by ASPMX.L.google.com, ALT1.ASPMX.L.google.com and 5 more. The zone is DNSSEC-signed and validates, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.simply.COM | — | — | — |
| ns2.simply.COM | — | — | — |
| ns3.simply.COM | — | — | — |
| ns4.simply.COM | — | — | — |
| TXT Record |
|---|
| google-site-verification=zaEoQU3oVCmN1MF1bnz5QKFjH4Skr2s0NsJJOiwRX_A |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves 5mb.dk: no address www.5mb.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2020072990 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 00:13:21 | 1565ms | 4 NS 0 A 7 MX | 🔒 Secure |
| 2026-09-30 14:47:24 | 843ms | 4 NS 0 A 7 MX | 🔒 Secure |
| 2026-09-27 14:04:30 | 665ms | 4 NS 0 A 7 MX | 🔒 Secure |
| 2026-09-22 04:39:02 | 825ms | 4 NS 0 A 7 MX | 🔒 Secure |
| 2026-09-10 19:16:09 | 893ms | 4 NS 0 A 7 MX | 🔒 Secure |
| 2026-07-01 23:35:43 | 3178ms | 4 NS 0 A 7 MX | 🔒 Secure |
| 2026-06-16 12:53:53 shown | 2062ms | 4 NS 0 A 7 MX | 🔒 Secure |