rubenk.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 94.237.100.251 is hosted by UpCloud Ltd (AS202053) in Germany. Mail is handled by mail.kbx.dk. The zone is DNSSEC-signed and validates, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 94.237.100.251 | 600s | 94-237-100-251.de-fra1.upcloud.host | AS202053 | UpCloud Ltd | 94.237.96.0/20 | 🇩🇪 Germany | Frankfurt am Main |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 600s | mail.kbx.dk | 94.237.96.224 | mail.kbx.dk | AS202053 UpCloud Ltd |
| TXT Record |
|---|
| v=spf1 +a +mx +ip4:94.237.96.224/32 -all |
| Policy | Record (rubenk.dk) |
|---|---|
| -all (hard fail) | v=spf1 +a +mx +ip4:94.237.96.224/32 -all |
| Policy | Record (_dmarc.rubenk.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; adkim=r; aspf=r |
| www | 195.47.247.18 (AS51468) (address records, no CNAME) |
| www vs bare domain | Different networks (all like this) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 2/10 · 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 | 2026101202 |
| 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 |
|---|---|---|---|
| 2026-10-12 14:35:37 shown | 455ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-09 10:24:16 | 562ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 05:42:21 | 457ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-22 00:42:51 | 704ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-03 02:21:25 | 844ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-10 19:12:25 | 8744ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-02 01:59:33 | 885ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-18 06:52:16 | 702ms | 2 NS 1 A 1 MX | 🔒 Secure |