idelhoej.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by generated-by-one-com-for-mx-5.idelhoej.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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 5 | 43200s | generated-by-one-com-for-mx-5.idelhoej.dk | 80.71.128.40 | semaphore.parknet.dk | AS197301 Parknet F.M.B.A. |
| www | 46.30.211.38 (AS51468) (address records, no CNAME) |
| www vs bare domain | Only www resolves (all like this) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026090601 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 17:50:59 | 1064ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-07 17:04:58 shown | 586ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-10-02 10:19:26 | 597ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-07 05:03:13 | 1346ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-30 01:41:03 | 812ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-09 03:30:03 | 4711ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-08 21:45:46 | 816ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-03 11:33:28 | 617ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-23 10:40:56 | 879ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-22 23:54:48 | 1171ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 22:00:15 | 683ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-20 03:55:08 | 553ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-20 03:07:34 | 1060ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-17 11:33:10 | 944ms | 2 NS 0 A 1 MX | 🔒 Secure |