qxb.dk is a .dk domain served by 2 nameservers (ns1.tweek.dk, ns2.tweek.dk). It was registered on 2 October 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 176.23.101.31 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mx.tweek.dk, mx2.tweek.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 |
|---|---|---|---|---|---|---|---|
| 176.23.101.31 | 21600s | 176-23-101-31-cable.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 176.23.0.0/17 | 🇩🇰 Denmark | Jyllinge |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 21600s | mx.tweek.dk | 13.53.76.2 2a05:d016:46b:a500:f631:5b92:d118:c6c3 |
mx.tweek.dk — |
AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. |
| 10 | 21600s | mx2.tweek.dk | 13.50.85.203 2a05:d016:46b:a500:4930:951d:e781:103e |
ns2.tweek.dk — |
AS16509 Amazon.com, Inc. AS16509 Amazon.com, Inc. |
| TXT Record |
|---|
| v=spf1 mx -all |
| Policy | Record (qxb.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx -all |
| www | NXDOMAIN |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 1782102788 |
| Primary NS (MNAME) | ns1.tweek.dk |
| Responsible (RNAME) | tweek@tweek.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 900s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2018-10-02 |
| Expires | 2026-10-31 (8d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 13:03:02 | 1432ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-18 03:36:21 | 2605ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-10-09 13:45:13 | 1048ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-30 08:26:04 | 942ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-29 22:43:43 | 1426ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-22 03:20:54 | 1482ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-14 04:26:32 | 1211ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-13 07:34:14 | 1178ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-03 23:33:20 | 874ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-25 08:58:01 | 9107ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-16 04:10:58 | 2759ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-07 07:37:22 | 999ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-29 11:46:27 | 1455ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-20 15:21:53 | 980ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-14 01:41:40 | 8974ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-11 09:00:15 | 10060ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-03 12:42:05 | 5094ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-28 16:45:32 | 2036ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-28 09:01:55 | 702ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-23 14:59:20 | 1894ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-22 12:36:54 shown | 1107ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-18 02:47:59 | 4282ms | 2 NS 1 A 2 MX | 🔒 Secure |