qrtag.dk is a .dk domain served by 2 nameservers (ns1.computopic.dk, ns2.computopic.dk). It was registered on 11 February 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 89.188.79.191 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mail.computopic.dk. The zone is DNSSEC-signed and validates, has no 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.computopic.dk | 94.231.97.80 | cp8.computopic.dk | AS48854 team.blue Denmark A/S |
| ns2.computopic.dk | 89.188.79.172 | cp16.computopic.dk | AS48854 team.blue Denmark A/S |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 89.188.79.191 | 500s | cp19.computopic.dk | AS48854 | team.blue Denmark A/S | 89.188.72.0/21 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 5 | 3600s | mail.computopic.dk | 94.231.97.84 | cp23.computopic.dk | AS48854 team.blue Denmark A/S |
| TXT Record |
|---|
| v=spf1 mx include:computopic.dk -all |
| Policy | Record (qrtag.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx include:computopic.dk -all |
| www | 89.188.79.191 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt · opt-out RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 4/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101302 |
| Primary NS (MNAME) | ns1.computopic.dk |
| Responsible (RNAME) | hostmaster@computopic.dk |
| Refresh | 3600s |
| Retry | 900s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 900s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2010-02-11 |
| Expires | 2027-02-28 (134d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 05:43:05 shown | 1437ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-08 13:53:36 | 1046ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-03 09:16:02 | 2171ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-28 08:08:22 | 567ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 07:03:06 | 545ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-21 04:42:36 | 1049ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-14 02:38:19 | 915ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-08 13:55:28 | 771ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-04 04:15:13 | 9427ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-29 10:34:45 | 741ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-25 17:42:35 | 484ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-24 19:48:21 | 1213ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-19 11:19:11 | 6815ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-14 04:33:38 | 2069ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-09 13:32:59 | 3023ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-30 22:18:40 | 729ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-25 16:26:49 | 1711ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-21 10:54:36 | 1791ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-16 15:54:00 | 931ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-12 17:36:21 | 918ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-05 22:04:09 | 553ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-03 12:15:07 | 2796ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 08:55:10 | 706ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 23:34:55 | 825ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-21 17:43:00 | 985ms | 2 NS 1 A 1 MX | 🔒 Secure |