mad-tek.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 93.161.34.242 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 6 more. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 93.161.34.242 | 43200s | 93-161-34-242-static.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 93.160.0.0/14 | 🇩🇰 Denmark | Hvidovre |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | mad-tek.dk → 93.161.34.242 |
| 🔶 Autoconfig | mad-tek.dk → 93.161.34.242 |
| TXT Record |
|---|
| google-gws-recovery-domain-verification=41217323 |
| www CNAME | mad-tek.dk (all on mad-tek.dk) → 93.161.34.242 (AS3292) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.mad-tek.dk | mad-tek.dk |
| TXT | mad-tek.dk | google-gws-recovery-domain-verification=41217323 |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026092001 |
| 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 |
|---|---|---|---|
| 2026-09-26 13:49:38 | 1020ms | 2 NS 1 A 8 MX | 🔒 Secure |
| 2026-09-23 13:05:16 shown | 1109ms | 2 NS 1 A 8 MX | 🔒 Secure |
| 2026-09-05 02:03:55 | 2677ms | 2 NS 1 A 8 MX | 🔒 Secure |
| 2026-08-25 22:20:43 | 925ms | 2 NS 1 A 8 MX | 🔒 Secure |
| 2026-08-15 20:31:21 | 6564ms | 2 NS 1 A 8 MX | 🔒 Secure |
| 2026-07-26 18:58:02 | 5813ms | 2 NS 1 A 8 MX | 🔒 Secure |
| 2026-06-25 09:08:31 | 1075ms | 2 NS 1 A 8 MX | 🔒 Secure |
| 2026-06-19 22:28:47 | 1442ms | 2 NS 1 A 8 MX | 🔒 Secure |
| 2026-06-17 18:02:37 | 5319ms | 2 NS 1 A 8 MX | 🔒 Secure |