3255.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 17 December 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by 3255-dk.mail.protection.outlook.com. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.curanet.dk | — | — | — |
| ns2.curanet.dk | — | — | — |
| TXT Record |
|---|
| MS=ms71327324 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (3255.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves 3255.dk: no address www.3255.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2025121707 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | CURANET A/S |
| Registered | 2025-12-17 |
| Expires | 2026-12-16 (52d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-14 10:20:32 | 2665ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-08-24 15:31:43 | 17604ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-27 01:25:19 | 807ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-23 00:28:10 | 942ms | 2 NS 0 A 1 MX | 🔒 Secure |
| 2026-06-16 12:59:18 shown | 1404ms | 2 NS 0 A 1 MX | 🔒 Secure |