blackfridayudsalg.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 18 February 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.245.210.60 is hosted by Hetzner Online GmbH (AS24940) in Germany. The zone is DNSSEC-signed but currently fails validation, 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 |
|---|---|---|---|---|---|---|---|
| 188.245.210.60 | 3600s | static.60.210.245.188.clients.your-server.de | AS24940 | Hetzner Online GmbH | 188.245.0.0/16 | 🇩🇪 Germany | Nuremberg |
| TXT Record |
|---|
| google-site-verification=7QRIE8ivpZNrXyB2orHyno3LAaDVlaV4bkTg8le4HOM |
| www | 104.21.80.128 172.67.181.18 2606:4700:3036::6815:5080 2606:4700:3036::ac43:b512 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network blackfridayudsalg.dk: 104.21.80.128 172.67.181.18 2606:4700:3036::6815:5080 2606:4700:3036::ac43:b512 (AS13335) www.blackfridayudsalg.dk: 104.21.80.128 172.67.181.18 2606:4700:3036::6815:5080 2606:4700:3036::ac43:b512 (AS13335) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | ⚠️ Bogus |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: insecurity proof failed |
| Field | Value |
|---|---|
| Serial | 2025070700 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2025-02-18 |
| Expires | 2027-02-17 (116d) |
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).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-14 17:24:11 | 2331ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-09-24 21:23:47 | 558ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-09-23 20:10:53 | 5307ms | 2 NS 2 A 0 MX | 🔒 Secure |
| 2026-08-10 09:29:29 | 16689ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-07-04 17:15:25 | 1097ms | 3 NS 1 A 0 MX | 🔒 Secure |
| 2026-06-19 18:57:58 shown | 551ms | 3 NS 1 A 0 MX | ⚠️ Bogus |
| 2026-06-16 14:45:04 | 451ms | 3 NS 1 A 0 MX | 🔒 Secure |