blackboxdata.dk is a .dk domain served by 2 nameservers (ns1.telecomx.dk, ns2.telecomx.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 81.19.232.242 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mail.dlx.dk. 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 |
|---|---|---|---|
| ns1.telecomx.dk | 62.192.160.190 | ns1.telecomx.dk | AS205984 Powernet Aps |
| ns2.telecomx.dk | 62.192.160.191 | ns2.telecomx.dk | AS205984 Powernet Aps |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 81.19.232.242 | 86400s | — | AS47292 | Sentia Denmark A/S | 81.19.224.0/20 | 🇩🇰 Denmark | Albertslund |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 86400s | mail.dlx.dk | 2a00:1b18:1337:1337::25 46.30.121.240 |
mail.dlx.dk mx01.dlx.dk |
AS47527 DLX A/S AS47527 DLX A/S |
| TXT Record |
|---|
| MS=ms65527269 |
| v=spf1 include:_spf.mail.dlx.dk ?all |
| Policy | Record (blackboxdata.dk) |
|---|---|
| ?all (neutral) | v=spf1 include:_spf.mail.dlx.dk ?all |
| Policy | Record (_dmarc.blackboxdata.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; pct=100; |
| www | 81.19.232.242 (AS47292) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 1/10 · policy: ?all
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.dlx.dk | DANE-EE · SPKI · SHA-256 | 8A39A20EF25C2CA3EBFF4F7CA64B2272… |
| 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 | 17 |
| Primary NS (MNAME) | ns1.telecomx.dk |
| Responsible (RNAME) | hostmaster@telecomx.dk |
| Refresh | 3600s |
| Retry | 600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 06:04:16 shown | 905ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 07:27:26 | 549ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-27 10:11:27 | 530ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 17:00:33 | 2733ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-25 15:17:59 | 462ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-20 19:53:19 | 1928ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 14:45:20 | 646ms | 2 NS 1 A 1 MX | 🔓 Insecure |