dahlgreen.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 March 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by 984d97ee424b1a4f5b826af8a1921f.pamx1.hotmail.com, 984d97ee424b1a4f5b826af8a1921f.msv1.invalid. 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 |
|---|---|---|---|---|---|
| 10 | 43199s | 984d97ee424b1a4f5b826af8a1921f.pamx1.hotmail.com | 52.101.11.14 52.101.194.1 52.101.68.13 52.101.68.20 |
— — — — |
AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation AS8075 Microsoft Corporation |
| 200 | 43199s | 984d97ee424b1a4f5b826af8a1921f.msv1.invalid | — | — | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.56 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 0 | 2 | 5061 | federation.messenger.msn.com |
| TXT Record |
|---|
| v=msv1 t=984d97ee424b1a4f5b826af8a1921f |
| v=spf1 include:hotmail.com ~all |
| Policy | Record (dahlgreen.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:hotmail.com ~all |
| 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 |
DNS lookups: 2/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026061201 |
| 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 | 2007-03-09 |
| Expires | 2030-03-31 (1257d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 02:34:06 | 1283ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-09-16 23:18:00 | 1194ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-12 22:39:39 | 842ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-07-17 21:25:36 | 737ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-07-13 16:53:02 | 4934ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-07-12 15:39:59 | 866ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-26 04:53:58 | 1253ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-24 16:02:40 shown | 5198ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-19 23:55:55 | 808ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-16 23:42:03 | 611ms | 2 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-16 23:41:10 | 669ms | 2 NS 0 A 2 MX | 🔒 Secure |