next-up.dk is a .dk domain served by 2 nameservers (dahlia.ns.cloudflare.com, quentin.ns.cloudflare.com). It was registered on 9 July 2020 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.40.45 | 300s | — | AS13335 | — | — | — | — |
| 172.67.175.189 | 300s | — | AS13335 | — | — | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3035::6815:282d | 300s | — | AS13335 | — | — | — | — |
| 2606:4700:3035::ac43:afbd | 300s | — | AS13335 | — | — | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.40.45,172.67.175.189 ech=AEX+DQBBGgAgACC+bHDG9yFBCGaS/VgqRjWBukjZ0XqAZEQryWDfi8LrNwAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3035::6815:282d,2606:4700:3035::ac43:afbd |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve next-up.dk: 104.21.40.45 172.67.175.189 2606:4700:3030::ac43:afbd 2606:4700:3031::6815:282d (AS13335) (all like this)www.next-up.dk: no address |
| Wildcard | No |
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.next-up.dk | QiRAqnWTdMDAUuvgANSRylX5mInyngQwrBFp1z29MNg |
| TXT | _acme-challenge.next-up.dk | RUsWj1Entf1zftlx-dgwn-pfYoRfv_b7YS2X2W3O4r0 |
| 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 | 2407281671 |
| Primary NS (MNAME) | dahlia.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2020-07-09 |
| Expires | 2027-07-31 (285d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-25 00:11:12 | 1056ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-10 07:24:24 | 1538ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-03 10:42:24 | 1259ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-28 11:52:16 | 1015ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-26 11:12:50 | 696ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-24 02:21:18 | 1023ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-19 23:04:23 | 978ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-04 21:25:30 | 6060ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-25 22:06:48 | 580ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-23 04:31:56 | 901ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-20 21:23:38 | 2291ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-19 14:26:32 shown | 1681ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-18 16:06:13 | 2518ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-18 07:56:24 | 954ms | 2 NS 2 A 0 MX | 🔓 Insecure |