blacknight.dk is a .dk domain served by 2 nameservers (ns.blacknightsolutions.com, ns2.blacknightsolutions.com). It was registered on 11 April 2006 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 81.17.242.117 is hosted by Blacknight Internet Solutions Limited (AS39122) in Ireland. Mail is handled by mail.blacknight.dk. The zone is not DNSSEC-signed, has no 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 81.17.242.117 | 900s | 242-117.colo.sta.blacknight.ie | AS39122 | Blacknight Internet Solutions Limited | 81.17.240.0/20 | 🇮🇪 Ireland | Dublin |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 30 | 900s | mail.blacknight.dk | 81.17.242.117 | 242-117.colo.sta.blacknight.ie | AS39122 Blacknight Internet Solutions Limited |
| www CNAME | bouncer.blacknight.com (all on blacknight.com) |
| www vs bare domain | Same network |
| Wildcard | No |
| 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 | 2017032803 |
| Primary NS (MNAME) | ns.blacknightsolutions.com |
| Responsible (RNAME) | dns@blacknightsolutions.com |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 900s |
| Field | Value |
|---|---|
| Registrar | Eurodns S.A |
| Registered | 2006-04-11 |
| Expires | 2027-04-30 (194d) |
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 17:09:51 | 843ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 06:48:06 | 1681ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-26 04:34:04 | 992ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-28 10:18:17 | 924ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 00:45:12 shown | 846ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-19 15:09:04 | 6976ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 14:45:35 | 2743ms | 2 NS 1 A 1 MX | 🔓 Insecure |