csk-haderslev.dk is a .dk domain served by 3 nameservers (dns1.rackhosting.com, dns2.rackhosting.com, dns3.rackhosting.com). It was registered on 15 February 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.247.78.2 is hosted by Rackhosting.com ApS (AS31590) in Denmark. Mail is handled by mail.csk-haderslev.dk. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 77.247.78.2 | 86400s | vps189.rackhosting.com | AS31590 | Rackhosting.com ApS | 77.247.64.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 86400s | mail.csk-haderslev.dk | 77.247.78.2 | vps189.rackhosting.com | AS31590 Rackhosting.com ApS |
| TXT Record |
|---|
| v=spf1 mx ip4:77.247.73.192/26 a:csk-haderslev.dk -all |
| Policy | Record (csk-haderslev.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx ip4:77.247.73.192/26 a:csk-haderslev.dk -all |
| www CNAME | csk-haderslev.dk (all on csk-haderslev.dk) → 77.247.78.2 (AS31590) |
| www vs bare domain | Same network |
| Wildcard | No |
| Selector | CNAME | Key |
|---|---|---|
| default | — | RSA · ~1024 bit below 2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 2/10 · policy: -all
No problems found| 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 | 2026101301 |
| Primary NS (MNAME) | dns1.rackhosting.com |
| Responsible (RNAME) | bs@certa-web.com |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 10800s |
| Field | Value |
|---|---|
| Registrar | CURANET A/S |
| Registered | 2016-02-15 |
| Expires | 2031-02-28 (1594d) |
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 |
|---|---|---|---|
| 2026-10-14 01:16:11 shown | 1195ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-01 02:50:22 | 800ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-14 06:05:50 | 590ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-12 06:37:22 | 2396ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-16 11:03:27 | 889ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 23:59:51 | 574ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-20 15:57:52 | 1322ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 23:05:08 | 596ms | 3 NS 1 A 1 MX | 🔓 Insecure |