supportonline.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 93.191.155.240 |
| 🔶 Autoconfig | 93.191.155.240 |
| www | Address record (no CNAME) |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| 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 | 2021111701 |
| Primary NS (MNAME) | ns1.123hotel.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-29 18:16:36 | 467ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-09-15 02:51:26 shown | 9346ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-09-10 03:37:53 | 375ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-03 00:33:29 | 473ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-27 08:06:29 | 466ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-19 23:13:38 | 1383ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-06-18 04:31:26 | 2533ms | 2 NS 0 A 0 MX | 🔒 Secure |