instant-on.dk is a .dk domain served by 2 nameservers (ns07.sac-it.dk, ns08.sac-it.dk). It was registered on 1 February 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|
| ns07.sac-it.dk | 85.235.243.63 | 63.0-127.243.235.85.in-addr.arpa | AS3308 Norlys Telco A/S |
| ns08.sac-it.dk | 128.76.60.63 | ns08.sac-it.dk | AS3292 TDC Holding A/S |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves instant-on.dk: no address www.instant-on.dk: no address |
| Wildcard | No |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026061101 |
| Primary NS (MNAME) | ns07.sac-it.dk |
| Responsible (RNAME) | hostmaster@instant-on.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | SAC-IT A/S |
| Registered | 2011-02-01 |
| Expires | 2027-02-28 (127d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 01:34:15 | 318ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-16 03:25:53 | 409ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-08 12:19:45 | 488ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-10-01 08:06:13 | 544ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-27 07:19:25 | 423ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-25 00:00:32 | 469ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-22 16:46:07 | 516ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-10 14:18:33 | 572ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-09-03 13:26:55 | 428ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-27 09:03:03 | 610ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-21 02:12:55 | 3786ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-15 06:13:15 | 969ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-08 17:03:34 | 529ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-08-02 01:34:39 | 582ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-23 10:10:08 | 470ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-16 19:42:55 | 532ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-10 00:37:54 | 475ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-07-03 12:25:01 | 2276ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-25 19:34:24 | 474ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-23 23:16:23 | 855ms | 2 NS 0 A 0 MX | 🔓 Insecure |
| 2026-06-20 23:56:41 | 1167ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 19:35:45 shown | 409ms | 2 NS 0 A 0 MX | 🔓 Insecure |