basislisten.dk is a .dk domain served by 3 nameservers (one.cloudns.dk, three.cloudns.dk, two.cloudns.dk). It was registered on 23 July 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 20.71.3.242 is hosted by Microsoft Corporation (AS8075) in The Netherlands. Mail is handled by mx.basislisten.dk. 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 |
|---|---|---|---|---|---|---|---|
| 20.71.3.242 | 3600s | — | AS8075 | Microsoft Corporation | 20.64.0.0/10 | 🇳🇱 The Netherlands | Amsterdam |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx.basislisten.dk | 95.111.208.174 | edge-sto1.cloudip.dev | AS202053 UpCloud Ltd |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 20.71.3.242 |
| 🔶 Autoconfig | 20.71.3.242 |
| TXT Record |
|---|
| v=spf1 a mx ip4:95.111.208.174 include:relay.mailchannels.net include:_spf.google.com include:spf.protection.outlook.com ~all |
| Policy | Record (basislisten.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx ip4:95.111.208.174 include:relay.mailchannels.net include:_spf.google.com include:spf.protection.outlook.com ~all |
| www CNAME | sharedwaf.westeurope.cloudapp.azure.com (all on azure.com) |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 5/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026090101 |
| Primary NS (MNAME) | one.cloudns.dk |
| Responsible (RNAME) | hostmaster@cloudns.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | CloudPortal.dk A/S |
| Registered | 2003-07-23 |
| Expires | 2027-07-31 (287d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-02 14:08:04 | 753ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-01 14:49:58 | 1108ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 14:45:37 | 1282ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-18 19:00:07 | 5264ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-04 14:17:33 shown | 1097ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-18 12:26:18 | 2855ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-25 14:13:44 | 2798ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-20 07:42:31 | 652ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-16 14:08:18 | 557ms | 2 NS 1 A 0 MX | 🔒 Secure |