barentz.dk is a .dk domain served by 4 nameservers (ns1.dn-s.nl, ns2.dn-s.nl, ns3.dn-s.nl and 1 more). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 136.144.212.108 is hosted by Signet B.V. (AS20857) in The Netherlands. Mail is handled by barentz-dk.mail.protection.outlook.com. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|
| ns1.dn-s.nl | — | — | — |
| ns2.dn-s.nl | — | — | — |
| ns3.dn-s.nl | — | — | — |
| ns4.dn-s.nl | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 136.144.212.108 | — | parking.hostingserver.nl | AS20857 | Signet B.V. | 136.144.128.0/17 | 🇳🇱 The Netherlands | — |
| TXT Record |
|---|
| v=spf1 include:_spf.premiumantispam.nl include:spf.barentz.nl include:spf.protection.outlook.com -all |
| XIBunnjBasVX1sg3ukG2PygijybpSuvPZk/mDEY92ztkw6ISdTAU58xB+bCb2DGQ9t0C5mUmJFpm4N+2TfPq/g== |
| Policy | Record (barentz.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_spf.premiumantispam.nl include:spf.barentz.nl include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.barentz.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; pct=100; rua=mailto:alerts@secuba.pl,mailto:dmarc_agg@vali.email; |
| www | 136.144.212.108 (AS20857) (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-barentz-dk._domainkey.barentzcloud.onmicrosoft.com | RSA · ~2048 bit |
| selector2 | selector2-barentz-dk._domainkey.barentzcloud.onmicrosoft.com | 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: 8/10 · policy: -all
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2021010100 |
| Primary NS (MNAME) | ns1.dn-s.nl |
| Responsible (RNAME) | hostmaster@barentz.dk |
| Refresh | 600s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-26 11:48:04 | 1712ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 04:55:25 | 1563ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 05:05:45 | 935ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 14:07:11 shown | 2781ms | 4 NS 1 A 1 MX | 🔓 Insecure |