studiekonto.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was registered on 6 January 2009 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 137.117.229.255 is hosted by Microsoft Corporation (AS8075) in The Netherlands. Mail is handled by mail.lsb.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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 137.117.229.255 | 7200s | — | AS8075 | Microsoft Corporation | 137.116.0.0/15 | 🇳🇱 The Netherlands | Amsterdam |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 7200s | mail.lsb.dk | 137.117.229.255 | — | AS8075 Microsoft Corporation |
| Flags | Tag | Value |
|---|---|---|
| 0 | issue | globalsign.com |
| 0 | issue | letsencrypt.org |
| 0 | issuewild | globalsign.com |
| 0 | issuewild | letsencrypt.org |
| www CNAME | lb-fe-01.sdc.eu (all on sdc.eu) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026042410 |
| Primary NS (MNAME) | ns1.eurodns.com |
| Responsible (RNAME) | hostmaster@eurodns.com |
| Refresh | 43200s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 2009-01-06 |
| Expires | 2027-01-31 (104d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-06 22:15:16 | 532ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-05 20:27:22 | 778ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-04 20:16:09 | 961ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 18:46:39 | 711ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 13:38:51 | 784ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-30 23:36:29 | 600ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-29 19:02:43 | 2911ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-11 22:22:04 | 3106ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-10 15:07:17 | 2047ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-04 00:23:36 | 1038ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-30 04:47:31 | 16131ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-24 15:57:19 | 8945ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-22 14:19:31 | 2715ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-05 17:24:42 | 1445ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-04 14:50:23 | 1392ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 12:56:02 | 1005ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 13:35:21 shown | 1017ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 19:51:08 | 747ms | 4 NS 1 A 1 MX | 🔒 Secure |