dahlem.dk is a .dk domain served by 2 nameservers (dalary.ns.cloudflare.com, olof.ns.cloudflare.com). It 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.
| www | 104.21.67.213 172.67.181.96 2606:4700:3030::6815:43d5 2606:4700:3030::ac43:b560 (AS13335) (address records, no CNAME) |
| www vs bare domain | Only www resolves dahlem.dk: no address (all like this)www.dahlem.dk: 104.21.67.213 172.67.181.96 2606:4700:3030::6815:43d5 2606:4700:3030::ac43:b560 (AS13335) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 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 | 2416378028 |
| Primary NS (MNAME) | dalary.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 04:52:25 shown | 709ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-10-02 23:40:24 | 888ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-10-01 23:38:35 | 1066ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-09-27 22:50:06 | 786ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-09-27 04:49:17 | 836ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-09-25 04:23:16 | 858ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-09-04 08:55:40 | 1967ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-08-09 17:00:35 | 8630ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-08-07 00:18:48 | 10921ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-07-28 03:00:28 | 18041ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-07-17 22:45:36 | 1429ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-06-27 02:38:37 | 820ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-06-22 07:42:32 | 700ms | 2 NS 0 A 7 MX | ⚠️ Bogus |
| 2026-06-20 09:08:36 | 580ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-06-20 03:19:52 | 1420ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-06-16 23:49:21 | 507ms | 2 NS 0 A 7 MX | 🔒 Secure |
| 2026-06-16 23:41:14 | 624ms | 2 NS 0 A 7 MX | 🔒 Secure |