quadcore.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 82.98.86.165 is hosted by Plus.line AG (AS12306) in Germany. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. 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 |
|---|---|---|---|---|---|---|---|
| 82.98.86.165 | 3600s | — | AS12306 | Plus.line AG | 82.98.80.0/21 | 🇩🇪 Germany | Dortmund |
| 82.98.86.167 | 3600s | — | AS12306 | Plus.line AG | 82.98.80.0/21 | 🇩🇪 Germany | Dortmund |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | quadcore.dk → 82.98.86.167 |
| 🔶 Autoconfig | quadcore.dk → 82.98.86.167 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| www CNAME | quadcore.dk (all on quadcore.dk) |
| www vs bare domain | Same network quadcore.dk: 82.98.86.165 82.98.86.167 (AS12306) www.quadcore.dk: 82.98.86.165 82.98.86.167 (AS12306) |
| Wildcard | Yes: any name under the zone resolves |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.quadcore.dk | quadcore.dk |
| 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 | 2026092401 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@quadcore.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 01:43:44 | 1485ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-09 00:24:34 | 2487ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-10-01 19:25:58 | 1352ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-30 19:19:58 | 947ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-25 22:09:39 | 9859ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-24 13:49:45 shown | 1307ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-20 19:14:59 | 2181ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-11 14:39:50 | 1460ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-09-03 23:43:08 | 1321ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-27 19:24:08 | 1222ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-27 14:40:23 | 2139ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-26 12:44:56 | 9947ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-21 02:03:48 | 3295ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-13 03:08:07 | 1919ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-06 07:21:01 | 2161ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-08-02 13:10:07 | 3267ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-23 09:31:44 | 10418ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-16 16:11:20 | 1176ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-09 02:55:55 | 2400ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-07-03 13:10:32 | 8739ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-28 22:58:50 | 2841ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-20 22:54:34 | 3001ms | 5 NS 2 A 3 MX | 🔓 Insecure |
| 2026-06-17 14:04:06 | 1709ms | 5 NS 2 A 3 MX | 🔓 Insecure |