kjaerulff-tietze.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 88.99.71.164 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. 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 |
|---|---|---|---|---|---|---|---|
| 88.99.71.164 | 3600s | static.164.71.99.88.clients.your-server.de | AS24940 | Hetzner Online GmbH | 88.99.0.0/16 | 🇩🇪 Germany | Falkenstein |
| TXT Record |
|---|
| v=spf1(include:micronet.dk(~all.kjaerulff-tietze.dk. |
| www CNAME | kjaerulff-tietze.dk (all on kjaerulff-tietze.dk) → 88.99.71.164 (AS24940) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026021901 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 00:13:00 | 532ms | 2 NS 1 A 7 MX | 🔓 Insecure |
| 2026-09-26 00:20:35 | 765ms | 2 NS 1 A 7 MX | 🔓 Insecure |
| 2026-09-01 02:01:25 | 973ms | 2 NS 1 A 7 MX | 🔓 Insecure |
| 2026-06-24 21:48:08 shown | 2676ms | 2 NS 1 A 7 MX | 🔓 Insecure |
| 2026-06-17 18:36:57 | 4321ms | 2 NS 1 A 7 MX | 🔓 Insecure |