mbre.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. Mail is handled by mail.protonmail.ch, mailsec.protonmail.ch. The zone is DNSSEC-signed and validates, publishes a 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.
| TXT Record |
|---|
| protonmail-verification=d8dc0466fa06475d108496f1a293d5df1cef8778 |
| v=spf1 include:_spf.protonmail.ch -all |
| Policy | Record (mbre.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.protonmail.ch -all |
| Policy | Record (_dmarc.mbre.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:kvxz3ohe@ag.dmarcian-eu.com |
| www | 46.30.211.38 (AS51468) (address records, no CNAME) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 2/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026030601 |
| 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 |
|---|---|---|---|
| 2026-10-03 13:16:19 | 437ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-08 20:34:21 | 865ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-28 06:22:36 | 1058ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-26 09:28:06 | 2569ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-07 09:46:38 | 4942ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-26 12:56:30 | 1325ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-20 13:38:12 | 3427ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-20 03:17:55 shown | 6211ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-19 04:39:22 | 762ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-18 21:47:10 | 791ms | 2 NS 1 A 2 MX | ⚠️ Bogus |
| 2026-06-17 11:52:42 | 916ms | 2 NS 1 A 2 MX | 🔒 Secure |