mastercopy.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 4 November 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 195.47.247.18 is hosted by One.com A/S (AS51468). Mail is handled by mx1.pub.mailpod12-cph3.one.com, mx2.pub.mailpod12-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 195.47.247.18 | 30s | one.com.webforward.g1i.one | AS51468 | One.com A/S | 195.47.247.0/24 | — | — |
| TXT Record |
|---|
| v=spf1 include:_custspf.one.com ~all |
| Policy | Record (mastercopy.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_custspf.one.com ~all |
| Policy | Record (_dmarc.mastercopy.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject |
| www | 195.47.247.18 (AS51468) (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 |
DNS lookups: 1/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | 2CDDC5D748A3C02AC19FF7BC33AA01A5… |
| SMTP _25._tcp.mx2.pub.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | 2CDDC5D748A3C02AC19FF7BC33AA01A5… |
| SMTP _25._tcp.mx3.pub.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | 2CDDC5D748A3C02AC19FF7BC33AA01A5… |
| SMTP _25._tcp.mx4.pub.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | 2CDDC5D748A3C02AC19FF7BC33AA01A5… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101801 |
| 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 | 2024-11-04 |
| Expires | 2026-11-03 (9d) |
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 |
|---|---|
| copyjam.dk | Punktum dk A/S (direct) |
| mikkelbauer.dk | Punktum dk A/S (direct) |
| nordicbeat.dk | ONE.COM A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 17:37:45 shown | 807ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-20 09:37:45 | 873ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-19 08:00:33 | 763ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-07 09:54:20 | 881ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-02 03:25:08 | 1019ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-01 03:16:58 | 835ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-27 01:54:35 | 617ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-15 01:21:42 | 665ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-08 22:22:49 | 922ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-05 09:35:12 | 1036ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-27 08:16:42 | 646ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-26 15:16:59 | 1573ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 17:52:45 | 1273ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 13:29:21 | 745ms | 2 NS 1 A 4 MX | 🔒 Secure |