tui-cruises.dk is a .dk domain served by 2 nameservers (ns01.brandshelter.com, ns02.brandshelter.net). It was registered on 11 April 2016 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 5.9.53.27 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by .. The zone is not DNSSEC-signed, publishes a 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.brandshelter.com | 2a04:2b00:14cc::15 | ns15.i.centralnic-dns.com | AS1921 ipcom GmbH |
| ns02.brandshelter.net | 2a04:2b00:14dd::16 | ns16.j.centralnic-dns.com | AS1921 ipcom GmbH |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 5.9.53.27 | 3600s | static.27.53.9.5.clients.your-server.de | AS24940 | Hetzner Online GmbH | 5.9.0.0/16 | 🇩🇪 Germany | Falkenstein |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 0 | 300s | . Null MX — domain accepts no email (RFC 7505) | |||
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (tui-cruises.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| Policy | Record (_dmarc.tui-cruises.dk) |
|---|---|
| p=reject | v=DMARC1;p=reject ;pct=100;rua=mailto:2256e681@inbox.ondmarc.com;ruf=mailto:2256e681@inbox.ondmarc.com |
| Flags | Tag | Value |
|---|---|---|
| 0 | iodef | mailto:domain@tui.com |
| 0 | issue | digicert.com |
DNS lookups: 0/10 · 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 | 2026072101 |
| Primary NS (MNAME) | ns01.brandshelter.com |
| Responsible (RNAME) | tech@brandshelter.com |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | 1API GmbH |
| Registered | 2016-04-11 |
| Expires | 2027-04-30 (188d) |
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 |
|---|---|---|---|
| 2026-09-30 05:25:34 | 578ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-01 04:30:38 shown | 2788ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-21 13:33:41 | 824ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 15:18:48 | 1644ms | 3 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-21 07:24:11 | 927ms | 3 NS 2 A 0 MX | 🔓 Insecure |
| 2026-06-18 06:09:50 | 902ms | 3 NS 2 A 0 MX | 🔓 Insecure |