aleksander.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 23 February 2005 (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 mail.protonmail.ch, mailsec.protonmail.ch. 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 | — |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | autodiscover.gigahost.dk |
| TXT Record |
|---|
| protonmail-verification=4762f2a21759aaa7b02d00b059ef52929c9cc845 |
| spf2.0/pra |
| v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (aleksander.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:_spf.protonmail.ch ~all |
| Policy | Record (_dmarc.aleksander.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
DNS lookups: 2/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| SMTP _25._tcp.mail.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 6111A5698D23C89E09C36FF833C1487E… |
| SMTP _25._tcp.mailsec.protonmail.ch | DANE-EE · SPKI · SHA-256 | 76BB66711DA416433CA890A5B2E5A053… |
| 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 | 2026102201 |
| Primary NS (MNAME) | ns1.gigahost.dk |
| Responsible (RNAME) | hostmaster@aleksander.dk |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | GIGAHOST ApS |
| Registered | 2005-02-23 |
| Expires | 2027-02-28 (127d) |
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).
| Domain | Registrar |
|---|---|
| aleksanderkoed.dk | GIGAHOST ApS |
| koed-advokatfirma.dk | GIGAHOST ApS |
| koedadv.dk | GIGAHOST ApS |
| koedadvokat.dk | GIGAHOST ApS |
| koedadvokater.dk | GIGAHOST ApS |
| koedadvokatfirma.dk | GIGAHOST ApS |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 03:15:11 shown | 1811ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-15 16:39:12 | 1387ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-08 04:20:33 | 2210ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-10-01 02:26:10 | 942ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-24 20:59:10 | 864ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-17 18:44:52 | 946ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-16 03:44:37 | 9987ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-06 21:45:11 | 1232ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-28 04:50:31 | 2947ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-27 05:01:29 | 1299ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-20 15:56:45 | 10383ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-13 22:32:07 | 1913ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-06 07:18:37 | 1686ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-23 20:59:12 | 2222ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-16 05:15:45 | 1878ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-11 16:55:37 | 9523ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-07-03 10:42:41 | 2546ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-26 19:57:54 | 1226ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-18 09:58:12 | 1378ms | 5 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-16 12:59:25 | 2146ms | 5 NS 1 A 2 MX | 🔓 Insecure |