alarmline.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 4 February 2002 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.186.54.160 is hosted by FIBIA P/S (AS44869) in Denmark. Mail is handled by mail.alarmline.dk, mailgate.arosnet.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 |
|---|---|---|---|---|---|---|---|
| 5.186.54.160 | 43200s | 5.186.54.160.static.fibianet.dk | AS44869 | FIBIA P/S | 5.186.0.0/16 | 🇩🇰 Denmark | Lystrup |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 43200s | mail.alarmline.dk | 5.186.54.160 | 5.186.54.160.static.fibianet.dk | AS44869 FIBIA P/S |
| 100 | 43200s | mailgate.arosnet.dk | 5.186.54.160 | 5.186.54.160.static.fibianet.dk | AS44869 FIBIA P/S |
| TXT Record |
|---|
| v=spf1 mx include:arosnet.dk -all |
| Policy | Record (alarmline.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx include:arosnet.dk -all |
| www | 5.186.54.160 (AS44869) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 4/10 · 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 | 2026061201 |
| 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 | 2002-02-04 |
| Expires | 2027-03-31 (157d) |
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 |
|---|---|---|---|
| 2026-10-13 06:39:22 | 570ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-26 03:45:58 | 521ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-17 06:05:25 | 826ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-04 07:31:10 | 6442ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-26 23:04:27 | 564ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-24 09:21:07 | 6780ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-13 05:36:23 | 2258ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-19 07:58:40 | 8727ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-13 05:13:54 | 16695ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-24 23:39:02 shown | 1355ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-24 02:29:13 | 948ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 12:46:20 | 588ms | 2 NS 1 A 2 MX | 🔒 Secure |