rulerz.dk is a .dk domain served by 3 nameservers (ns1.maxsystems.dk, ns2.maxsystems.dk, ns3.maxsystems.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 148.251.200.131 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mail.rulerz.dk. The zone is not DNSSEC-signed, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 148.251.200.131 | 300s | static.131.200.251.148.clients.your-server.de | AS24940 | Hetzner Online GmbH | 148.251.0.0/16 | 🇩🇪 Germany | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.rulerz.dk | 95.211.165.157 | alis.partyfm.dk | AS60781 LeaseWeb Netherlands B.V. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 95.211.165.157 |
| 🔶 Autoconfig | 148.251.200.131 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 0 | 100 | 443 | autodiscover.rulerz.dk |
| TXT Record |
|---|
| google-site-verification=jnFgaamUnGcc1Gt3dB4mI8ZZclWa65FDdZU9itDXe_A |
| v=spf1 ip4:95.211.165.157 ip4:94.130.1.231 ip4:148.251.200.131 -all |
| Policy | Record (rulerz.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:95.211.165.157 ip4:94.130.1.231 ip4:148.251.200.131 -all |
| Policy | Record (_dmarc.rulerz.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:postmaster@rulerz.dk; fo=1; adkim=r; aspf=r |
| www | 148.251.200.131 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026042253 |
| Primary NS (MNAME) | ns1.maxsystems.dk |
| Responsible (RNAME) | hostmaster@maxsystems.dk |
| Refresh | 28800s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-01 05:51:20 | 1093ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 23:37:04 | 939ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-23 22:59:59 | 653ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-06 07:42:03 | 1687ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 12:53:14 | 9678ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-06 09:16:36 | 922ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-05 00:24:51 shown | 1630ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-03 12:02:01 | 774ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 14:46:32 | 1008ms | 3 NS 1 A 1 MX | 🔓 Insecure |