smart-data.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 2.110.11.37 is hosted by TDC Holding A/S (AS3292) 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 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 |
|---|---|---|---|---|---|---|---|
| 2.110.11.37 | 600s | — | AS3292 | TDC Holding A/S | 2.110.0.0/20 | 🇩🇰 Denmark | Frederiksberg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| 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 | 2026092601 |
| 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 |
|---|---|---|---|
| 2026-10-09 13:07:15 shown | 2058ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 00:24:52 | 1874ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-19 22:28:56 | 594ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 20:18:00 | 596ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 13:46:59 | 665ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-27 09:04:10 | 588ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-21 16:39:41 | 4583ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-13 00:31:16 | 4623ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 13:37:30 | 943ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-20 10:16:38 | 7788ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 11:34:31 | 4622ms | 2 NS 1 A 0 MX | 🔒 Secure |