fre.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 12 February 2007 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.104.232.108 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by email.danline.dk. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 87.104.232.108 | 3600s | 87-104-232-108-static.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 87.104.224.0/20 | 🇩🇰 Denmark | Kolding |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | email.danline.dk | 87.52.101.50 | cpe.xe-0-0-0-4096.fa29tfo1nqe30.dk.customer.tdc.net | AS3292 TDC Holding A/S |
| www CNAME | hosting2.danline.dk (all on danline.dk) → 87.52.101.50 (AS3292) |
| www vs bare domain | Different networks (all like this) |
| 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 | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2024061701 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | CURANET A/S |
| Registered | 2007-02-12 |
| Expires | 2027-02-28 (134d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-08-27 10:20:27 | 849ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 05:56:00 shown | 1062ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 10:11:40 | 1736ms | 2 NS 1 A 1 MX | 🔒 Secure |