polbyg.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was registered on 21 April 2010 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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 |
|---|---|---|---|---|---|---|---|
| 217.116.232.215 | — | 215.giga-ptr.232.116.217.in-addr.arpa web15.gigahost.dk |
AS47292 | — | — | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | — | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | — | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| www CNAME | polbyg.dk (all on polbyg.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| 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 | 2026061101 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@polbyg.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | GIGAHOST ApS |
| Registered | 2010-04-21 |
| Expires | 2027-04-30 (190d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 15:51:19 | 1627ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-09 00:55:49 | 3979ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 22:23:18 | 1866ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-30 22:15:48 | 703ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-30 03:10:55 | 1540ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 05:09:36 | 984ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-23 03:32:56 | 1081ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-11 04:23:24 | 721ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-04 04:10:54 | 919ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 13:51:42 | 735ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 08:06:11 | 8871ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-14 15:41:39 | 1517ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-08 04:43:53 | 1218ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-30 21:47:41 | 1245ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-23 07:29:34 | 988ms | 5 NS 1 A 3 MX | ❓ Unknown |
| 2026-07-16 16:49:52 | 1258ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-12 13:23:49 | 9865ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 10:49:22 | 1038ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-25 16:29:12 | 944ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-22 08:47:04 | 858ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-21 10:15:52 | 1577ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 19:04:55 shown | 1019ms | 5 NS 1 A 3 MX | 🔓 Insecure |