semlertb.dk is a .dk domain served by 4 nameservers (ns1-09.azure-dns.com, ns2-09.azure-dns.net, ns3-09.azure-dns.org and 1 more). It was registered on 6 August 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.249.218.79 is hosted by TDC Holding A/S (AS3292) in Denmark. 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 |
|---|---|---|---|---|---|---|---|
| 195.249.218.79 | 3600s | exchange.semlernet.dk | AS3292 | TDC Holding A/S | 195.249.0.0/16 | 🇩🇰 Denmark | Copenhagen |
| www CNAME | tecwebp05.semler.dk (all on semler.dk) → 195.249.218.79 (AS3292) |
| www vs bare domain | Same network |
| Wildcard | No |
| 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 | 1 |
| Primary NS (MNAME) | ns1-09.azure-dns.com |
| Responsible (RNAME) | azuredns-hostmaster@microsoft.com |
| Refresh | 3600s |
| Retry | 300s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Abion AB |
| Registered | 2025-08-06 |
| Expires | 2027-08-05 (282d) |
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).
Showing 100 of 610.
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-23 07:54:18 | 389ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-26 06:09:46 | 424ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-09-02 21:42:31 | 479ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-27 16:47:40 shown | 717ms | 4 NS 1 A 0 MX | 🔓 Insecure |
| 2026-06-18 06:59:12 | 2526ms | 4 NS 1 A 0 MX | 🔓 Insecure |