rklab.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 7 November 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 159.89.215.87 is hosted by DigitalOcean, LLC (AS14061) in Germany. Mail is handled by mail.postale.io. The zone is not DNSSEC-signed, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 159.89.215.87 | 600s | — | AS14061 | DigitalOcean, LLC | 159.89.128.0/17 | 🇩🇪 Germany | Frankfurt am Main |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 3600s | mail.postale.io | 3.136.239.197 3.139.204.210 |
mail.postale.io mail.postale.io |
AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | mail.postale.io → 3.136.239.197 |
| 🔶 Autoconfig | mail.postale.io → 3.139.204.210 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a03:b0c0:3:d0::1b76:1 | 3600s | rklabs.dk | AS14061 | DigitalOcean, LLC | 2a03:b0c0:0:0:0:0:0:0/46 | 🇩🇪 Germany | Frankfurt am Main |
| TXT Record |
|---|
| v=spf1 |
| Policy | Record (rklab.dk) |
|---|---|
| no all — incomplete SPF | v=spf1 |
| Policy | Record (_dmarc.rklab.dk) |
|---|---|
| no policy tag | v=DMARC1 |
| www | 159.89.215.87 (AS14061) (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 |
DNS lookups: 0/10 · policy: none
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026101504 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2022-11-07 |
| Expires | 2027-11-06 (384d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Domain | Registrar |
|---|---|
| renekoch.dk | Simply.com A/S |
| rklabs.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 00:14:01 shown | 632ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-04 10:35:49 | 1188ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-30 23:32:23 | 1512ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-28 10:55:42 | 10064ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-30 12:11:02 | 1930ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-26 00:54:30 | 1223ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-21 15:28:02 | 833ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 13:03:58 | 3102ms | 3 NS 1 A 3 MX | 🔓 Insecure |