billig-bilferie.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 4 December 2008 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.57.241.43 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mx1.spamfilter.cc, mx2.spamfilter.cc and 1 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 our latest 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 |
|---|---|---|---|---|---|---|---|
| 87.57.241.43 | 3600s | 87-57-241-43-static.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 87.57.0.0/16 | 🇩🇰 Denmark | Vallensbæk Strand |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 87.57.241.43 |
| 🔶 Autoconfig | 87.57.241.43 |
| TXT Record |
|---|
| v=spf1 include:_include.mxhotel.dk -all |
| Policy | Record (billig-bilferie.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_include.mxhotel.dk -all |
| www | 87.57.241.43 (AS3292) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: -all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026100601 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2008-12-04 |
| Expires | 2026-12-31 (74d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-07 00:45:41 shown | 1218ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-01 23:34:46 | 1032ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-23 21:19:30 | 1064ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-27 15:39:58 | 1953ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-24 14:46:42 | 1608ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-16 14:33:43 | 492ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-16 14:33:04 | 833ms | 2 NS 1 A 3 MX | 🔒 Secure |