kostbar.dk is a .dk domain served by 3 nameservers (ns05.sac-it.dk, ns06.sac-it.dk, ns06us.sac-it.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.183.138.100 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by smtp.google.com. 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns05.sac-it.dk | 85.235.255.134 | — | AS3308 Norlys Telco A/S |
| ns06.sac-it.dk | 128.76.60.134 | — | AS3292 TDC Holding A/S |
| ns06us.sac-it.dk | 72.29.91.87 | 72-29-91-87.static.hostdime.com | AS33182 HostDime.com, Inc. |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.183.138.100 | 3600s | — | AS47292 | Sentia Denmark A/S | 46.183.138.0/23 | 🇩🇰 Denmark | — |
| TXT Record |
|---|
| v=spf1 include:_spf.google.com ~all |
| Policy | Record (kostbar.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.google.com ~all |
| Policy | Record (_dmarc.kostbar.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:dmarc.reports@rekomgroup.com; pct=100; fo=1 |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | 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 | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026040201 |
| Primary NS (MNAME) | ns05.sac-it.dk |
| Responsible (RNAME) | hostmaster@kostbar.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 07:43:42 shown | 657ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-28 06:22:59 | 1451ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 01:40:22 | 928ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-20 01:48:35 | 759ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 15:35:30 | 8239ms | 3 NS 1 A 1 MX | 🔓 Insecure |