harmsens.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 1 June 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 77.66.45.73 | 43200s | — | — | — | — | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 77.66.45.73 |
| 🔶 Autoconfig | 77.66.45.73 |
| www | 77.66.45.73 (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101401 |
| 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 | Punktum dk A/S (direct) |
| Registered | 2006-06-01 |
| Expires | 2027-06-30 (252d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-17 00:46:58 shown | 6251ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-10-15 23:42:30 | 1283ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-10-14 23:00:42 | 1038ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-10-01 03:04:39 | 751ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-09-20 00:37:29 | 1073ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-08-15 00:34:08 | 5217ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-07-15 03:49:57 | 9223ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-21 10:51:20 | 761ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-17 11:06:08 | 1116ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-17 11:05:30 | 2103ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-17 10:58:10 | 1346ms | 2 NS 1 A 7 MX | 🔒 Secure |
| 2026-06-17 10:57:55 | 1174ms | 2 NS 1 A 7 MX | 🔒 Secure |