itsky.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 11 August 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by smtp.hammerstad.dk. 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | smtp.hammerstad.dk | 217.116.223.132 | — | AS31027 GlobalConnect A/S |
| TXT Record |
|---|
| MS=ms35658641 |
| 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 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026092901 |
| 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 | ONE.COM A/S |
| Registered | 2011-08-11 |
| Expires | 2027-08-31 (312d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 11:18:00 shown | 2893ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-24 10:36:35 | 889ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-09-22 22:05:11 | 2840ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-26 09:21:50 | 532ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-26 03:09:42 | 488ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-07-03 07:40:05 | 1112ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-24 14:54:38 | 643ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-17 13:11:57 | 1842ms | 2 NS 0 A 1 MX | 🔒 Secure |