hbstudie.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.103.104 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by hbstudie.dk.mail.protection.outlook.com, backup-mx.post.tele.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 |
|---|---|---|---|---|---|---|---|
| 94.231.103.104 | — | linux92.unoeuro.com | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | hbstudie.dk.mail.protection.outlook.com | — | — | — |
| 20 | — | backup-mx.post.tele.dk | — | — | — |
| TXT Record |
|---|
| MS=ms49221713 |
| v=spf1 include:spf.protection.outlook.com -all |
| Policy | Record (hbstudie.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com -all |
| www | 94.231.103.104 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026032501 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-07 13:16:52 | 475ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-30 10:14:14 | 1091ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-25 19:37:03 | 574ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-23 20:42:41 | 906ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-11 11:34:09 | 886ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-11 11:22:05 | 1119ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-27 14:53:22 | 849ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-08 22:46:44 | 1162ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-08 11:17:57 | 2720ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-05 18:50:58 | 864ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-04 11:26:40 | 1807ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-03 14:58:58 | 1084ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 11:06:16 | 691ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 11:04:06 shown | 925ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 11:00:08 | 1358ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 11:00:03 | 1439ms | 2 NS 1 A 2 MX | 🔒 Secure |