knowhowdata.dk is a .dk domain served by 2 nameservers (patrick.ns.cloudflare.com, tessa.ns.cloudflare.com). It was registered on 2 October 1997 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.191.156.124 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by knowhowdata-dk.mail.protection.outlook.com. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 93.191.156.124 | 600s | linux242.unoeuro.com | AS48854 | team.blue Denmark A/S | 93.191.152.0/21 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.98.16.23 |
| 🔶 Autoconfig | knowhowdata.dk → 93.191.156.124 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| have-i-been-pwned-verification=d1df287bcb4aa1a26d07de8a3ffd62de |
| MS=ms24245510 |
| MS=ms55547983 |
| v=spf1 a ip4:85.235.243.93 ip4:85.235.243.99 ip4:93.90.117.1/24 ip4:93.90.115.1/24 ip4:62.242.39.106/24 include:spf.protection.outlook.com include:web.shared.mysmtp.com -all |
| Policy | Record (knowhowdata.dk) |
|---|---|
| -all (hard fail) | v=spf1 a ip4:85.235.243.93 ip4:85.235.243.99 ip4:93.90.117.1/24 ip4:93.90.115.1/24 ip4:62.242.39.106/24 include:spf.protection.outlook.com include:web.shared.mysmtp.com -all |
| Policy | Record (_dmarc.knowhowdata.dk) |
|---|---|
| p=quarantine | v=DMARC1;p=quarantine;pct=100;rua=mailto:76be5e2ffa714aa4bf0a1f158ca1bda1@dmarc-reports.cloudflare.net;ri=86400;aspf=s;adkim=s;fo=1; |
| www | 93.191.156.124 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-knowhowdata-dk._domainkey.knowhowdata.onmicrosoft.com | 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: 6/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.knowhowdata.dk | knowhowdata.dk |
| TXT | knowhowdata.dk | have-i-been-pwned-verification=d1df287bcb4aa1a26d07de8a3ffd62de |
| 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 | 2406609437 |
| Primary NS (MNAME) | patrick.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1997-10-02 |
| Expires | 2026-12-31 (71d) |
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 |
|---|---|
| 624motion.dk | Punktum dk A/S (direct) |
| fair-fit.dk | Punktum dk A/S (direct) |
| just-fit.dk | Punktum dk A/S (direct) |
| khdweb.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 21:08:25 | 1386ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-09 14:03:14 | 1013ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-07 21:53:41 | 1849ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 20:43:09 | 993ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-25 22:57:56 | 955ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-24 22:42:24 | 1662ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-22 03:45:59 | 1575ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-13 08:07:33 | 1203ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-02 22:08:58 | 1341ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 16:44:13 | 1279ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 15:25:47 | 2300ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-17 02:01:30 | 2348ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-10 01:09:54 | 2141ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-28 01:44:41 | 32988ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-16 16:23:56 | 2185ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-30 23:39:43 | 1016ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 04:38:23 shown | 1233ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 05:33:00 | 3151ms | 2 NS 1 A 1 MX | 🔓 Insecure |