alarm112.dk is a .dk domain served by 5 nameservers (ns1.gigahost.dk, ns2.gigahost.dk, ns3.gigahost.dk and 2 more). It was registered on 2 February 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.183.138.100 is hosted by Sentia Denmark A/S (AS47292) in Denmark. Mail is handled by mx1.gigahost.dk, mx2.gigahost.dk and 1 more. The zone is not DNSSEC-signed, publishes a 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 |
|---|---|---|---|---|---|---|---|
| 46.183.138.100 | 3600s | — | AS47292 | Sentia Denmark A/S | 46.183.138.0/23 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.gigahost.dk | 46.183.139.11 | mx1.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx2.gigahost.dk | 46.183.139.12 | mx2.gigahost.dk | AS47292 Sentia Denmark A/S |
| 10 | 3600s | mx3.gigahost.dk | 46.183.139.13 | mx3.gigahost.dk | AS47292 Sentia Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | alarm112.dk → 46.183.138.100 |
| 🔶 Autoconfig | alarm112.dk → 46.183.138.100 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| TXT Record |
|---|
| spf2.0/pra |
| v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (alarm112.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx include:spf.gigahost.dk -all |
| Policy | Record (_dmarc.alarm112.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; |
| www CNAME | alarm112.dk (all on alarm112.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 2/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.alarm112.dk | alarm112.dk |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2026101501 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@alarm112.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | GIGAHOST ApS |
| Registered | 2026-02-02 |
| Expires | 2029-02-01 (836d) |
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 |
|---|---|---|---|
| 2026-10-15 22:20:38 shown | 891ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-08 02:58:36 | 898ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-01 22:23:23 | 787ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-30 22:20:17 | 923ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-24 18:11:43 | 937ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-21 19:31:59 | 900ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-12 04:23:30 | 1270ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-05 03:46:01 | 1324ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 18:50:13 | 666ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-20 13:56:46 | 6607ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-14 06:26:51 | 1408ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-10 08:41:48 | 1118ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-06 09:16:33 | 1536ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-31 13:47:38 | 1391ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-24 07:34:55 | 1044ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-16 23:47:28 | 2900ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-09 11:35:42 | 1700ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 17:54:21 | 2818ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-27 06:29:44 | 1832ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-25 02:33:21 | 843ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-21 19:21:27 | 593ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-18 08:37:40 | 874ms | 5 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-16 12:44:00 | 965ms | 5 NS 1 A 3 MX | 🔓 Insecure |