rambukken.dk is a .dk domain served by 2 nameservers (ajay.ns.cloudflare.com, kate.ns.cloudflare.com). It was registered on 23 April 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 148.251.19.42 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by mx10.mailspamprotection.com, mx20.mailspamprotection.com and 1 more. The zone is not DNSSEC-signed, has no 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 |
|---|---|---|---|---|---|---|---|
| 148.251.19.42 | 300s | static.42.19.251.148.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 | mx10.mailspamprotection.com | 34.149.79.66 | 66.79.149.34.bc.googleusercontent.com | AS396982 Google LLC |
| 20 | 300s | mx20.mailspamprotection.com | 34.120.156.61 | 61.156.120.34.bc.googleusercontent.com | AS396982 Google LLC |
| 30 | 300s | mx30.mailspamprotection.com | 34.111.121.216 | 216.121.111.34.bc.googleusercontent.com | AS396982 Google LLC |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 148.251.19.42 |
| 🔶 Autoconfig | 148.251.19.42 |
| TXT Record |
|---|
| google-site-verification=Tnu9ChjuuZpTAAGa-Ur9LP1KjaTHeENH4O39WMpJoe4 |
| Sendinblue-code:95225a7b2ad90f43325153568c640c2d |
| www | 148.251.19.42 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA Invalid key data — receivers can't verify signatures |
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.
| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.rambukken.dk | EbfzQ287qITLxv192UNbvMsDjdqF3R1YqzT4D1qscjU |
| TXT | _acme-challenge.rambukken.dk | qhVWgcptjnJ320MnPsQof_bkwr1sG93onZQhUmSmANg |
| 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 | 2416162798 |
| Primary NS (MNAME) | ajay.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2018-04-23 |
| Expires | 2027-04-30 (192d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-03 04:00:51 | 730ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 03:49:22 | 1712ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-30 03:45:00 | 660ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-30 00:46:59 shown | 919ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-29 00:42:55 | 1170ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-22 21:57:27 | 816ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-17 08:57:11 | 965ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-08 17:14:15 | 1729ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-06 07:45:15 | 1840ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-07 08:11:05 | 1546ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-20 07:40:27 | 932ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 12:02:50 | 1129ms | 2 NS 1 A 3 MX | 🔓 Insecure |