cemat.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 23 June 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.208.164.201 is hosted by Cyber_Folks S.A. (AS41079) in Poland. Mail is handled by cemat-dk.mail.protection.outlook.com. The zone is DNSSEC-signed but currently fails validation, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.208.164.201 | — | s75.cyber-folks.pl | AS41079 | Cyber_Folks S.A. | 185.208.164.0/24 | 🇵🇱 Poland | — |
| TXT Record |
|---|
| |v=spf1 include:spf.protection.outlook.com include:_spf.cyberfolks.pl -all |
| 54cada3fc791537e1ab41456667dec04ef41572f3936edd0afe232876885373 |
| fe2cadf10517f911ddd8ac998b445260cae239ce575fc6bd930931f620b09db |
| google-site-verification=9SVz6Rj3C4ZxjMGa0aXTRyVxvT770geFUAC4_nZTylI |
| MS=ms94296362 |
| www | 185.208.164.201 (AS41079) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: insecurity proof failed |
| Field | Value |
|---|---|
| Serial | 2026061201 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2016-06-23 |
| Expires | 2027-06-30 (255d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 18:23:17 | 1247ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-13 12:36:47 | 1485ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-31 13:17:15 | 1278ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-31 12:39:23 | 1168ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 23:57:06 | 1244ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-16 10:09:17 | 5431ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-14 15:20:26 | 5636ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-02 12:57:08 | 5720ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-13 19:33:58 | 1077ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-10 12:46:53 | 5123ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-27 16:31:39 | 1494ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 12:52:42 | 2237ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 20:26:29 | 9739ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-16 20:15:14 shown | 2315ms | 2 NS 1 A 1 MX | ⚠️ Bogus |
| 2026-06-16 20:12:19 | 503ms | 2 NS 1 A 1 MX | ⚠️ Bogus |
| 2026-06-16 20:01:27 | 772ms | 2 NS 1 A 1 MX | 🔒 Secure |