bluetec.dk is a .dk domain served by 3 nameservers (ns1.ravn-hjemmesider.dk, ns2.ravn-hjemmesider.dk, ns3.ravn-hjemmesider.dk). It was registered on 3 June 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by bluetec.dk. The zone is not DNSSEC-signed, has no DMARC policy and is reachable over IPv6. 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.ravn-hjemmesider.dk | — | — | — |
| ns2.ravn-hjemmesider.dk | — | — | — |
| ns3.ravn-hjemmesider.dk | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 144.76.157.210 | — | server2.ravn-hjemmesider.dk | AS24940 | — | — | — | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | — | bluetec.dk | 144.76.157.210 | server2.ravn-hjemmesider.dk | AS24940 Hetzner Online GmbH |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f8:200:30d1::2 | — | — | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | Falkenstein |
| TXT Record |
|---|
| v=spf1 a mx +ip4:94.130.16.45 +ip4:94.130.16.45 +include:relay.mailchannels.net ?all |
| Policy | Record (bluetec.dk) |
|---|---|
| ?all (neutral) | v=spf1 a mx +ip4:94.130.16.45 +ip4:94.130.16.45 +include:relay.mailchannels.net ?all |
| www CNAME | bluetec.dk (all on bluetec.dk) |
| www vs bare domain | Same network bluetec.dk: 144.76.157.210 2a01:4f8:200:30d1::2 (AS24940) www.bluetec.dk: 144.76.157.210 2a01:4f8:200:30d1::2 (AS24940) |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | 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: 3/10 · policy: ?all
| 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 | 2026051601 |
| Primary NS (MNAME) | ns1.ravn-hjemmesider.dk |
| Responsible (RNAME) | asger@ravn-hjemmesider.dk |
| Refresh | 3600s |
| Retry | 1800s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2019-06-03 |
| Expires | 2027-06-30 (256d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 23:33:28 | 1064ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-27 07:55:08 | 930ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-18 22:03:24 | 1180ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-05 18:57:46 | 2448ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-17 05:30:17 | 1083ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 21:15:39 | 898ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 01:54:51 | 1181ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-21 10:36:24 | 849ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 15:17:01 | 2042ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 15:10:45 | 1402ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 15:05:51 shown | 700ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 15:01:05 | 610ms | 3 NS 1 A 1 MX | 🔓 Insecure |