cerxes.dk is a .dk domain served by 3 nameservers (ns1.first-ns.de, robotns2.second-ns.de, robotns3.second-ns.com). It was registered on 11 November 2013 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 217.61.221.128 is hosted by Hiper A/S (AS203953) in Denmark. Mail is handled by mail3.s-carlsen.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 |
|---|---|---|---|---|---|---|---|
| 217.61.221.128 | 1800s | mail3.s-carlsen.dk | AS203953 | Hiper A/S | 217.61.216.0/21 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 1800s | mail3.s-carlsen.dk | 217.61.221.128 | mail3.s-carlsen.dk | AS203953 Hiper A/S |
| www | 217.61.221.128 (AS203953) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mail3.s-carlsen.dk | DANE-EE · SPKI · SHA-256 | 1BFC4E2D4ECE90741716B38CBBA77CB0… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2023113116 |
| Primary NS (MNAME) | ns1.first-ns.de |
| Responsible (RNAME) | hostmaster@s-carlsen.dk |
| Refresh | 1800s |
| Retry | 300s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2013-11-11 |
| Expires | 2026-11-30 (44d) |
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 |
|---|---|
| s-carlsen.dk | Punktum dk A/S (direct) |
| tingluti-ensemble.dk | Punktum dk A/S (direct) |
| tingluti60.dk | Punktum dk A/S (direct) |
| tingluti70.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 18:33:24 | 777ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-14 17:17:47 | 4431ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-07 05:13:37 | 550ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-05 04:52:04 | 947ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-28 03:56:04 | 2469ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-27 03:50:14 | 3131ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-26 04:46:23 | 843ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-19 21:47:27 | 1699ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-12 21:09:34 | 650ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-01 01:40:12 | 1320ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-30 12:05:34 | 547ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-25 23:39:00 | 1937ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-22 21:42:33 | 9083ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-21 21:38:18 | 1502ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-14 02:19:18 | 3283ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-12 07:53:36 | 3305ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-07 09:11:51 | 1032ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-26 19:26:58 | 8915ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-25 19:04:56 | 8942ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-17 18:24:02 | 2849ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-16 07:17:53 | 1044ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-09 02:10:40 | 1016ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-30 15:20:11 | 679ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-28 16:43:53 | 1800ms | 3 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-26 14:06:53 shown | 755ms | 3 NS 1 A 1 MX | 🔒 Secure |