ttolsen.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 4 February 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by aspmx.l.google.com, alt1.aspmx.l.google.com and 5 more. The zone is DNSSEC-signed and validates, 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.
| TXT Record |
|---|
| google-site-verification=Z4Oaj4mdrDZCERSkVaDPVBMKe-Qr-lCMUtLgSNrRzII |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves ttolsen.dk: no address www.ttolsen.dk: no address |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026093000 |
| 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 | Punktum dk A/S (direct) |
| Registered | 2014-02-04 |
| Expires | 2027-02-28 (131d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-13 06:51:24 | 815ms | 4 NS 0 A 7 MX | 🔒 Secure |
| 2026-10-08 22:10:45 | 654ms | 4 NS 0 A 7 MX | 🔒 Secure |
| 2026-10-07 18:57:27 shown | 501ms | 4 NS 0 A 7 MX | 🔒 Secure |
| 2026-10-01 10:12:30 | 2441ms | 4 NS 0 A 7 MX | 🔒 Secure |
| 2026-09-30 10:07:35 | 463ms | 4 NS 0 A 7 MX | 🔒 Secure |
| 2026-09-24 10:47:45 | 711ms | 4 NS 0 A 7 MX | 🔒 Secure |
| 2026-09-21 09:29:57 | 658ms | 4 NS 0 A 7 MX | 🔒 Secure |
| 2026-06-28 16:57:08 | 1956ms | 4 NS 0 A 7 MX | 🔒 Secure |
| 2026-06-21 09:26:09 | 1170ms | 4 NS 0 A 7 MX | 🔒 Secure |
| 2026-06-21 07:49:45 | 1170ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 11:31:25 | 1106ms | 4 NS 0 A 7 MX | 🔒 Secure |