køberlisten.dk is a .dk domain served by 2 nameservers (ns1.krystal.uk, ns2.krystal.uk). It was registered on 30 March 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 152.89.79.37 is hosted by Krystal Hosting Ltd (AS12488) in United States. Mail is handled by mx1.krystalhosting.com, mx2.krystalhosting.com. The zone is DNSSEC-signed and validates, publishes a 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.krystal.uk | 77.72.0.11 | ns1.krystal.uk | AS12488 Krystal Hosting Ltd |
| ns2.krystal.uk | 139.162.230.184 | ns2.krystal.uk | AS63949 Akamai Connected Cloud |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 152.89.79.37 | — | marco-nyc.krystalhosting.com | AS12488 | Krystal Hosting Ltd | 152.89.76.0/22 | 🇺🇸 United States | — |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:152.89.79.37 include:relay.k.io ~all |
| Policy | Record (køberlisten.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +a +mx +ip4:152.89.79.37 include:relay.k.io ~all |
| Policy | Record (_dmarc.køberlisten.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 104.21.66.241 172.67.165.224 2606:4700:3031::6815:42f1 2606:4700:3033::ac43:a5e0 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network køberlisten.dk: 104.21.66.241 172.67.165.224 2606:4700:3031::6815:42f1 2606:4700:3033::ac43:a5e0 (AS13335) www.køberlisten.dk: 104.21.66.241 172.67.165.224 2606:4700:3031::6815:42f1 2606:4700:3033::ac43:a5e0 (AS13335) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 4/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxdomain |
| Field | Value |
|---|---|
| Serial | 2026060701 |
| Primary NS (MNAME) | ns1.krystal.uk |
| Responsible (RNAME) | admin@k-validator-marco-nyc.krystalhosting.com |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2024-03-30 |
| Expires | 2027-03-29 (152d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Domain | Registrar |
|---|---|
| jetsetters.dk | Punktum dk A/S (direct) |
| klausthorup.dk | GIGAHOST ApS |
| rejseradar.dk | Punktum dk A/S (direct) |
| sitebuilding.dk | Punktum dk A/S (direct) |
| thorupmyhre.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-24 03:35:01 | 1782ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-22 13:36:30 | 1850ms | 2 NS 2 A 3 MX | ❓ Unknown |
| 2026-10-21 05:15:46 | 1007ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-20 04:52:39 | 1145ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-30 21:07:27 | 637ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-24 02:16:17 | 810ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-17 03:53:24 | 903ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-29 03:11:41 | 2268ms | 2 NS 2 A 3 MX | ❓ Unknown |
| 2026-08-26 22:07:40 | 798ms | 2 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-24 23:38:29 | 10634ms | 2 NS 2 A 2 MX | ❓ Unknown |
| 2026-08-09 02:35:22 | 11058ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-30 17:59:44 | 4353ms | 2 NS 1 A 2 MX | ❓ Unknown |
| 2026-06-23 23:27:07 | 281ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-23 18:50:50 | 591ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 11:55:16 shown | 1310ms | 2 NS 1 A 2 MX | 🔒 Secure |