sinkrona.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 91.100.22.198 is hosted by DKTV A/S (AS15516) in Denmark. Mail is handled by .. 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 |
|---|---|---|---|---|---|---|---|
| 91.100.22.198 | 43200s | 91.100.22.198.generic-hostname.arrownet.dk | AS15516 | DKTV A/S | 91.100.0.0/15 | 🇩🇰 Denmark | Taastrup |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| www CNAME | sinkrona.dk (all on sinkrona.dk) → 91.100.22.198 (AS15516) |
| 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 | 2026092101 |
| 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 |
|---|---|---|---|
| 2026-10-07 19:41:34 | 399ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 03:19:53 shown | 506ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 12:34:14 | 580ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-20 00:44:41 | 1214ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-28 08:15:41 | 4481ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-20 05:06:20 | 2803ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-28 12:21:41 | 5463ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-21 00:17:00 | 859ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 15:57:21 | 814ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 04:16:55 | 473ms | 2 NS 1 A 0 MX | 🔒 Secure |