crossover.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 77.111.240.148 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod10-cph3.one.com, mx2.pub.mailpod10-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 |
|---|---|---|---|---|---|---|---|
| 77.111.240.148 | 3600s | webcluster21.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.mailpod10-cph3.one.com | 104.37.34.70 | mx1.pub.mailpod10-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod10-cph3.one.com | 104.37.34.71 | mx2.pub.mailpod10-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod10-cph3.one.com | 104.37.34.72 | mx3.pub.mailpod10-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.pub.mailpod10-cph3.one.com | 104.37.34.73 | mx4.pub.mailpod10-cph3.one.com | AS51468 One.com A/S |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:102:a5:4368:6bd5:96ef | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 77.111.240.148 2a02:2350:5:102:a5:4368:6bd5:96ef (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network crossover.dk: 77.111.240.148 2a02:2350:5:102:a5:4368:6bd5:96ef (AS51468) www.crossover.dk: 77.111.240.148 2a02:2350:5:102:a5:4368:6bd5:96ef (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.mailpod10-cph3.one.com | DANE-EE · SPKI · SHA-256 | 6F2F6668E559087AD0C5D55F223128E2… |
| SMTP _25._tcp.mx2.pub.mailpod10-cph3.one.com | DANE-EE · SPKI · SHA-256 | 6F2F6668E559087AD0C5D55F223128E2… |
| SMTP _25._tcp.mx3.pub.mailpod10-cph3.one.com | DANE-EE · SPKI · SHA-256 | 6F2F6668E559087AD0C5D55F223128E2… |
| SMTP _25._tcp.mx4.pub.mailpod10-cph3.one.com | DANE-EE · SPKI · SHA-256 | 6F2F6668E559087AD0C5D55F223128E2… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026092901 |
| 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 |
|---|---|---|---|
| 2026-10-02 16:56:51 | 601ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-30 20:57:15 shown | 807ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-30 04:05:23 | 741ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-24 02:45:06 | 696ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-21 21:24:08 | 1288ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-14 20:29:46 | 643ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-30 14:44:00 | 740ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-31 02:13:48 | 982ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-23 17:28:38 | 1153ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-30 03:03:22 | 761ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-27 23:57:10 | 2418ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 23:49:13 | 65535ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 23:15:48 | 2327ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 23:09:24 | 586ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 23:01:23 | 2704ms | 2 NS 1 A 4 MX | 🔒 Secure |