knbk.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 26 September 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 84.19.174.8 is hosted by Keyweb AG (AS31103) in Germany. Mail is handled by mx1.pub.mailpod12-cph3.one.com, mx2.pub.mailpod12-cph3.one.com and 2 more. 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 |
|---|---|---|---|---|---|---|---|
| 84.19.174.8 | 3600s | srv84191748.internet-server.dk | AS31103 | Keyweb AG | 84.19.168.0/21 | 🇩🇪 Germany | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 7200s | mx1.pub.mailpod12-cph3.one.com | 104.37.34.246 | mx1.pub.mailpod12-cph3.one.com | AS51468 One.com A/S |
| 10 | 7200s | mx2.pub.mailpod12-cph3.one.com | 104.37.34.247 | mx2.pub.mailpod12-cph3.one.com | AS51468 One.com A/S |
| 10 | 7200s | mx3.pub.mailpod12-cph3.one.com | 104.37.34.248 | mx3.pub.mailpod12-cph3.one.com | AS51468 One.com A/S |
| 10 | 7200s | mx4.pub.mailpod12-cph3.one.com | 104.37.34.249 | mx4.pub.mailpod12-cph3.one.com | AS51468 One.com A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 84.19.174.8 |
| 🔶 Autoconfig | 84.19.174.8 |
| www | 104.21.48.125 172.67.151.151 2606:4700:3033::6815:307d 2606:4700:3035::ac43:9797 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | D91CB8AC124CB360F986182813BDF3FD… |
| SMTP _25._tcp.mx2.pub.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | D91CB8AC124CB360F986182813BDF3FD… |
| SMTP _25._tcp.mx3.pub.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | D91CB8AC124CB360F986182813BDF3FD… |
| SMTP _25._tcp.mx4.pub.mailpod12-cph3.one.com | DANE-EE · SPKI · SHA-256 | D91CB8AC124CB360F986182813BDF3FD… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026061705 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | ONE.COM A/S |
| Registered | 2024-09-26 |
| Expires | 2026-09-25 (expired) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-03 05:32:01 | 1577ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-09-01 00:46:07 | 749ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-28 02:55:15 | 672ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-27 01:40:17 | 697ms | 2 NS 2 A 4 MX | 🔓 Insecure |
| 2026-08-18 04:20:18 | 1242ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-16 19:13:50 | 3837ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-16 17:25:35 | 882ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-07 03:37:13 | 8941ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-02 14:12:43 | 9756ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-21 03:41:33 shown | 1004ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 14:19:36 | 2057ms | 2 NS 1 A 4 MX | 🔒 Secure |