doestrup-vmf.dk is a .dk domain served by 3 nameservers (ns4.dns-123.net, ns5.dns-123.net, ns6.dns-123.net). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.186.164.165 is hosted by FIBIA P/S (AS44869) in Denmark. Mail is handled by DOESTRUPVMF-DK02b.mail.protection.outlook.com. The zone is DNSSEC-signed but currently fails validation, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns4.dns-123.net | — | — | — |
| ns5.dns-123.net | — | — | — |
| ns6.dns-123.net | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 5.186.164.165 | — | server7165.serverpark.dk | AS44869 | FIBIA P/S | 5.186.0.0/16 | 🇩🇰 Denmark | Frederiksberg |
| TXT Record |
|---|
| MS=ms23762628 |
| MS=ms90760493 |
| v=spf1 ip4:85.191.187.171 ip4:5.186.164.165 include:spf.protection.outlook.com -all |
| Policy | Record (doestrup-vmf.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:85.191.187.171 ip4:5.186.164.165 include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.doestrup-vmf.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; |
| www | 5.186.164.165 (AS44869) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-doestrupvmf-dk02b._domainkey.karljensenas.r-v1.dkim.mail.microsoft | RSA · ~2048 bit |
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 | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: insecurity proof failed |
| Field | Value |
|---|---|
| Serial | 2019042643 |
| Primary NS (MNAME) | ns4.dns-123.net |
| Responsible (RNAME) | admin@dns-123.net |
| Refresh | 28800s |
| Retry | 7200s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-29 15:50:54 | 793ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-02 04:43:08 | 1411ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 03:47:29 | 1161ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 07:52:55 | 922ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 07:07:52 | 887ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 04:25:43 | 15278ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 04:12:02 shown | 2023ms | 3 NS 1 A 1 MX | ⚠️ Bogus |
| 2026-06-17 04:01:00 | 851ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 04:00:11 | 890ms | 3 NS 1 A 1 MX | 🔒 Secure |