dkr.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 27 November 1995 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 23.88.5.125 is hosted by Hetzner Online GmbH (AS24940) in Germany. Mail is handled by dkr-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, publishes a DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 23.88.5.125 | 600s | static.125.5.88.23.clients.your-server.de | AS24940 | Hetzner Online GmbH | 23.88.0.0/17 | 🇩🇪 Germany | Falkenstein |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| 🔶 Autoconfig | 23.88.5.125 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a01:4f8:272:3c81::2 | 43200s | — | AS24940 | Hetzner Online GmbH | 2a01:4f8:0:0:0:0:0:0/31 | 🇩🇪 Germany | Falkenstein |
| TXT Record |
|---|
| google-site-verification=8xV5GRPAkzAT-4qIor0JzrDr--AO6LbUxp9kpTYt408 |
| k=rsa;t=s;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQCbmGbQMzYeMvxwtNQoXN0waGYaciuKx8mtMh5czguT4EZlJXuCt6V+l56mmt3t68FEX5JJ0q4ijG71BGoFRkl87uJi7LrQt1ZZmZCvrEII0YO4mp8sDLXC8g1aUAoi8TJgxq2MJqCaMyj5kAm3Fdy2tzftPCV/lbdiJqmBnWKjtwIDAQAB |
| v=spf1 a include:spf.protection.outlook.com include:mailmailmail.net -all |
| Policy | Record (dkr.dk) |
|---|---|
| -all (hard fail) | v=spf1 a include:spf.protection.outlook.com include:mailmailmail.net -all |
| Policy | Record (_dmarc.dkr.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; pct=100; rua=mailto:dmarc@dkr.dk |
| www | 23.88.5.125 2a01:4f8:272:3c81::2 (AS24940) (address records, no CNAME) |
| www vs bare domain | Same network dkr.dk: 23.88.5.125 2a01:4f8:272:3c81::2 (AS24940) www.dkr.dk: 23.88.5.125 2a01:4f8:272:3c81::2 (AS24940) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| selector1 | selector1-dkr-dk._domainkey.dkr365.onmicrosoft.com | RSA · ~1024 bit below 2048 bit |
| selector2 | selector2-dkr-dk._domainkey.dkr365.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: 3/10 · 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 | 2026090904 |
| 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 | 1995-11-27 |
| Expires | 2026-12-31 (75d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-07 18:22:37 | 3049ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 14:40:32 | 10553ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-23 06:12:37 shown | 859ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-11 04:08:19 | 1591ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-03 13:59:14 | 917ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-08 09:24:42 | 1374ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-08 10:04:42 | 1197ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 18:42:42 | 1237ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 09:40:18 | 1192ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 03:51:05 | 789ms | 2 NS 1 A 1 MX | 🔒 Secure |