aalborgmail.dk is a .dk domain served by 3 nameservers (ns4.hostonline.dk, ns5.hostonline.dk, ns6.hostonline.dk). It was registered on 4 October 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.195.185.220 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by he.hostonline.dk, mx-backup.hostonline.dk. The zone is not DNSSEC-signed, 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 217.195.185.220 | 3600s | webhotel12.hostonline.dk | AS31027 | GlobalConnect A/S | 217.195.176.0/20 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscoverredirect.hostonline.dk → 217.195.185.209 |
| TXT Record |
|---|
| v=spf1 a mx include:_spf.hostonline.dk -all |
| Policy | Record (aalborgmail.dk) |
|---|---|
| -all (hard fail) | v=spf1 a mx include:_spf.hostonline.dk -all |
| www CNAME | aalborgmail.dk (all on aalborgmail.dk) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 10 iterations · 8-byte salt · opt-out RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 6/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026101502 |
| Primary NS (MNAME) | ns4.hostonline.dk |
| Responsible (RNAME) | hostmaster@hostonline.dk |
| Refresh | 86400s |
| Retry | 7200s |
| Expire | 3600000s |
| Minimum (neg-cache TTL) | 172800s |
| Field | Value |
|---|---|
| Registrar | TS COMPUTER ApS |
| Registered | 2019-10-04 |
| Expires | 2026-10-31 (14d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 21:26:11 shown | 1300ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-10 16:05:45 | 470ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-05 04:02:40 | 630ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-01 03:43:55 | 1025ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-30 03:40:26 | 544ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-26 02:08:04 | 556ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-25 10:05:49 | 1843ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-22 02:31:53 | 1011ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-12 17:40:46 | 3691ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-12 16:10:28 | 4362ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-09 21:05:43 | 773ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-31 10:35:26 | 2889ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-26 20:28:56 | 435ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-21 16:32:34 | 7016ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-16 03:46:18 | 5999ms | 3 NS 1 A 2 MX | ❓ Unknown |
| 2026-08-12 02:28:21 | 10934ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-06 11:03:58 | 1065ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-02 14:40:56 | 16782ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-27 09:07:08 | 977ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-23 03:54:25 | 8815ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-17 16:26:38 | 811ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-12 07:52:46 | 9499ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-09 04:20:46 | 9494ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-03 19:13:58 | 844ms | 3 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-27 05:57:10 | 710ms | 3 NS 1 A 2 MX | 🔓 Insecure |