borsenuddannelse.dk is a .dk domain served by 4 nameservers (ns.borsen.dk, ns2.borsen.dk, ns4.borsen.dk and 1 more). It was registered on 24 March 1998 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mail.borsen.dk, mail.dknet.dk. The zone is of unknown DNSSEC status, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 86400s | mail.borsen.dk | 193.47.186.14 | — | AS42876 Unit IT A/S |
| 20 | 86400s | mail.dknet.dk | — | — | — |
| www CNAME | www.borsensforlag.dk (all on borsensforlag.dk) |
| www vs bare domain | Only www resolves borsenuddannelse.dk: no address (all like this)www.borsenuddannelse.dk: 104.21.13.83 172.67.132.162 2606:4700:3030::6815:d53 2606:4700:3034::ac43:84a2 (AS13335) |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | ❓ Unknown |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | broken trust chain resolving 'borsenuddannelse.dk/A/IN': 127.0.0.1#53 |
| Field | Value |
|---|---|
| Serial | 2024060400 |
| Primary NS (MNAME) | ns.borsen.dk |
| Responsible (RNAME) | root@borsen.dk |
| Refresh | 7200s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Abion AB |
| Registered | 1998-03-24 |
| Expires | 2027-03-31 (164d) |
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 |
|---|---|---|---|
| 2026-10-16 20:01:12 shown | 907ms | 4 NS 0 A 2 MX | ❓ Unknown |
| 2026-10-15 19:57:28 | 1876ms | 4 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-10-14 18:58:17 | 2690ms | 4 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-10-13 17:08:19 | 1601ms | 4 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-10-12 14:18:10 | 2396ms | 4 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-10-11 13:00:19 | 973ms | 4 NS 0 A 2 MX | ❓ Unknown |
| 2026-10-10 10:31:47 | 2229ms | 4 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-10-09 08:39:27 | 1745ms | 4 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-10-08 08:35:37 | 3629ms | 4 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-10-07 08:33:11 | 3253ms | 4 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-10-05 23:32:46 | 611ms | 4 NS 0 A 2 MX | ❓ Unknown |
| 2026-10-04 23:31:42 | 2396ms | 4 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-10-02 23:20:47 | 995ms | 4 NS 0 A 2 MX | ❓ Unknown |
| 2026-10-02 09:48:33 | 1453ms | 4 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-10-01 09:44:05 | 3610ms | 4 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-09-30 09:36:59 | 1669ms | 4 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-09-29 09:28:47 | 2328ms | 4 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-09-28 09:10:57 | 1660ms | 4 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-09-27 08:45:18 | 967ms | 4 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-09-26 08:28:51 | 1200ms | 4 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-09-25 08:24:00 | 1017ms | 4 NS 0 A 0 MX | ⚠️ Bogus |
| 2026-09-20 20:06:29 | 2991ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-08-27 17:39:29 | 1190ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-22 22:56:53 | 1141ms | 4 NS 0 A 2 MX | 🔒 Secure |
| 2026-06-16 16:15:05 | 1033ms | 4 NS 0 A 2 MX | 🔒 Secure |