fourliners.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 30 March 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 188.228.111.18 is hosted by Lyse Tele (AS29695) in Denmark. Mail is handled by fourliners.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 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 |
|---|---|---|---|---|---|---|---|
| 188.228.111.18 | 3600s | 188.228.111.18.static.altibox.net | AS29695 | Lyse Tele | 188.228.104.0/21 | 🇩🇰 Denmark | Sæby |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | fourliners.dk | 188.228.111.18 | 188.228.111.18.static.altibox.net | AS214875 Altibox Danmark AS |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 188.228.111.18 |
| 🔶 Autoconfig | 188.228.111.18 |
| TXT Record |
|---|
| v=spf1 mx a ~all |
| Policy | Record (fourliners.dk) |
|---|---|
| ~all (soft fail) | v=spf1 mx a ~all |
| www | 188.228.111.18 (AS29695) (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: 2/10 · policy: ~all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026092001 |
| 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 | 2019-03-30 |
| Expires | 2027-03-31 (163d) |
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 |
|---|---|---|---|
| 2026-10-07 21:03:58 shown | 512ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 06:27:27 | 687ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 00:17:58 | 535ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 13:59:35 | 633ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-17 11:37:03 | 2875ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-27 22:24:27 | 665ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-18 16:27:57 | 5202ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-01 23:41:40 | 669ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 09:22:11 | 764ms | 2 NS 1 A 1 MX | 🔒 Secure |