holstebrohojskoleforening.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 77.111.240.150 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 77.111.240.150 | 3600s | webcluster23.webpod11-cph3.one.com | AS51468 | One.com A/S | 77.111.240.0/22 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.pub.mailpod11-cph3.one.com | 104.37.34.230 | mx1.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod11-cph3.one.com | 104.37.34.231 | mx2.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod11-cph3.one.com | 104.37.34.232 | mx3.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.pub.mailpod11-cph3.one.com | 104.37.34.233 | mx4.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:102:b3:b62:eae2:2ff5 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| Policy | Record (_dmarc.holstebrohojskoleforening.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 77.111.240.150 2a02:2350:5:102:b3:b62:eae2:2ff5 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network holstebrohojskoleforening.dk: 77.111.240.150 2a02:2350:5:102:b3:b62:eae2:2ff5 (AS51468) www.holstebrohojskoleforening.dk: 77.111.240.150 2a02:2350:5:102:b3:b62:eae2:2ff5 (AS51468) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 24F573980561755185B794745411B05D… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101301 |
| 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 |
|---|---|---|---|
| 2026-10-13 22:50:17 shown | 467ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-06 03:59:57 | 1800ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-26 02:08:00 | 671ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-23 23:07:18 | 879ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-06 23:07:33 | 665ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-27 23:42:05 | 823ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 17:54:33 | 2657ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-14 15:47:51 | 6733ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-08 12:16:19 | 1141ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-25 08:19:38 | 2475ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 13:37:53 | 3137ms | 2 NS 1 A 4 MX | 🔒 Secure |