studycheck.dk is a .dk domain served by 2 nameservers (ns1.loopia.se, ns2.loopia.se). It was registered on 23 September 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 194.9.94.85 is hosted by Loopia AB (AS39570) in Sweden. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 194.9.94.85 | 3600s | — | AS39570 | Loopia AB | 194.9.94.0/23 | 🇸🇪 Sweden | — |
| 194.9.94.86 | 3600s | — | AS39570 | Loopia AB | 194.9.94.0/23 | 🇸🇪 Sweden | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 194.9.94.85 |
| 🔶 Autoconfig | 194.9.94.86 |
| www | 194.9.94.85 194.9.94.86 (AS39570) (address records, no CNAME) |
| www vs bare domain | Same network studycheck.dk: 194.9.94.85 194.9.94.86 (AS39570) www.studycheck.dk: 194.9.94.85 194.9.94.86 (AS39570) |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 1785974400 |
| Primary NS (MNAME) | ns1.loopia.se |
| Responsible (RNAME) | registry@loopia.se |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | ASCIO TECHNOLOGIES, CORP. DANMARK - FILIAL AF ASCIO TECHNOLOGIES, CORP. CANADA |
| Registered | 2025-09-23 |
| Expires | 2027-09-22 (338d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 16:26:33 | 603ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-08 15:54:15 | 1990ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-10-01 15:07:53 | 889ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-30 14:56:39 | 686ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-24 19:02:30 | 1843ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-23 18:39:07 | 9486ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-16 23:17:23 | 9466ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-14 13:25:37 | 1095ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-09-07 11:37:35 | 813ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-27 21:04:19 | 706ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-26 20:28:12 | 850ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-21 03:03:14 | 9768ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-13 20:37:00 | 2018ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-08-07 06:09:27 shown | 10589ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-31 20:28:11 | 631ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-23 16:13:36 | 9026ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-16 09:55:46 | 2582ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-09 14:29:08 | 8895ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-07-03 11:47:51 | 3147ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-26 01:03:48 | 657ms | 2 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-18 04:51:27 | 860ms | 2 NS 2 A 0 MX | 🔓 Insecure |