opsoft.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 1 August 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.182 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod14-cph3.one.com, mx2.pub.mailpod14-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 77.111.240.182 | 3600s | webcluster55.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.mailpod14-cph3.one.com | 185.10.9.212 | mx1.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod14-cph3.one.com | 185.10.9.213 | mx2.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod14-cph3.one.com | 185.10.9.214 | mx3.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.pub.mailpod14-cph3.one.com | 185.10.9.215 | mx4.pub.mailpod14-cph3.one.com | AS51468 One.com A/S |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:102:80b3:7703:dec9:7d5 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 94.231.103.155 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | A4B9A2A35B513EFAC91F5A3C11DD0C58… |
| SMTP _25._tcp.mx2.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | A4B9A2A35B513EFAC91F5A3C11DD0C58… |
| SMTP _25._tcp.mx3.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | A4B9A2A35B513EFAC91F5A3C11DD0C58… |
| SMTP _25._tcp.mx4.pub.mailpod14-cph3.one.com | DANE-EE · SPKI · SHA-256 | A4B9A2A35B513EFAC91F5A3C11DD0C58… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026070601 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2003-08-01 |
| Expires | 2027-08-31 (317d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-04 00:09:55 | 370ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 06:28:45 | 488ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 22:56:21 | 667ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-18 16:35:25 | 1420ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-08 19:44:54 | 16604ms | 2 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-28 14:20:42 shown | 4942ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-07 15:13:14 | 942ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-02 14:28:18 | 3090ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-21 00:42:03 | 2563ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 11:59:42 | 2688ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 15:28:36 | 660ms | 2 NS 1 A 4 MX | 🔒 Secure |