brevbakke.dk is a .dk domain served by 4 nameservers (ns1.eurodns.com, ns2.eurodns.com, ns3.eurodns.com and 1 more). It was registered on 2 June 2003 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. The zone is not DNSSEC-signed, 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.onlinemail.io | 185.21.42.12 | mx1.onlinemail.io | AS48854 team.blue Denmark A/S |
| 10 | 3600s | mx2.onlinemail.io | 46.36.208.16 | mx2.onlinemail.io | AS48854 team.blue Denmark A/S |
| TXT Record |
|---|
| google-site-verification=G5MDxBUDQSjLLuqXxD-_B49tFZbRl2Y8wYuIrl1OxgM |
| v=spf1 include:_spf-hosting.eg.dk -all |
| Policy | Record (brevbakke.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf-hosting.eg.dk -all |
| Policy | Record (_dmarc.brevbakke.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc_inspector@a-data.dk; |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | Revoked (empty key) |
| dkim | — | Revoked (empty key) |
| k1 | — | Revoked (empty key) |
| — | Revoked (empty key) | |
| s1 | — | Revoked (empty key) |
| s2 | — | Revoked (empty key) |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 1/10 · policy: -all
No problems found| 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 | 2026020501 |
| Primary NS (MNAME) | ns1.eurodns.com |
| Responsible (RNAME) | hostmaster@eurodns.com |
| Refresh | 43200s |
| Retry | 7200s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 2003-06-02 |
| Expires | 2027-06-30 (249d) |
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 541.
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 16:10:21 shown | 601ms | 4 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-25 00:58:40 | 9437ms | 4 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-24 12:24:45 | 763ms | 4 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-16 16:50:05 | 485ms | 4 NS 0 A 2 MX | ❓ Unknown |