swiff.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. Its website address 81.19.230.33 is hosted by Sentia Denmark A/S (AS47292) in Denmark. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 81.19.230.33 | 600s | plesk03.dynadohosting.io | AS47292 | Sentia Denmark A/S | 81.19.224.0/20 | 🇩🇰 Denmark | Albertslund |
| www CNAME | swiff.dk (all on swiff.dk) → 81.19.230.33 (AS47292) |
| www vs bare domain | Same network |
| 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 | fully validated |
| Field | Value |
|---|---|
| Serial | 2026071401 |
| 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 |
|---|---|---|---|
| 2026-10-15 12:39:42 | 539ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-18 21:55:19 | 479ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-16 17:21:10 | 694ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-27 00:59:18 | 681ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-14 12:46:07 | 739ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-08-09 20:06:51 shown | 4666ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-15 09:19:47 | 9130ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-01 05:39:05 | 579ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-25 14:15:36 | 1587ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-20 21:10:53 | 1126ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-20 19:49:33 | 1207ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 03:22:38 | 385ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-18 05:27:40 | 701ms | 2 NS 1 A 0 MX | 🔒 Secure |