polarstjernen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 17 April 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. We saw it become registrar-handled on 27 October 2026, when it moved from direct registration at Punktum to dns.services ApS. Its website address 91.102.88.132 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mx.unoeuro.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 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 |
|---|---|---|---|---|---|---|---|
| 91.102.88.132 | 3599s | — | AS47292 | Sentia Denmark A/S | 91.102.88.0/21 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx.unoeuro.com | 94.231.103.108 94.231.106.20 |
mx.simply.com mx.simply.com |
AS48854 team.blue Denmark A/S AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | polarstjernen.dk → 91.102.88.132 |
| 🔶 Autoconfig | polarstjernen.dk → 91.102.88.132 |
| TXT Record |
|---|
| google-gws-recovery-domain-verification=47500722 |
| MS=ms43904379 |
| v=spf1 include:spf.simply.com ~all |
| Policy | Record (polarstjernen.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.simply.com ~all |
| Policy | Record (_dmarc.polarstjernen.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; pct=100 |
| www CNAME | polarstjernen.dk (all on polarstjernen.dk) → 91.102.88.132 (AS47292) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: ~all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.polarstjernen.dk | polarstjernen.dk |
| TXT | polarstjernen.dk | google-gws-recovery-domain-verification=47500722 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026102601 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | dns.services ApS |
| Registered | 2001-04-17 |
| Expires | 2027-06-30 (245d) |
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 |
|---|---|---|---|
| 2026-10-27 11:31:45 shown | 1626ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-10 01:45:53 | 742ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 10:27:11 | 731ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-25 17:14:23 | 4650ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 01:51:17 | 1757ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 00:14:52 | 894ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-23 05:09:23 | 933ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-22 23:24:43 | 2844ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 05:47:01 | 1084ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 14:01:42 | 1978ms | 2 NS 1 A 1 MX | 🔒 Secure |