dkto.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 23 February 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.153 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by eu-esec-01.heimdalsecurity.com, eu-esec-02.heimdalsecurity.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 our latest 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 |
|---|---|---|---|---|---|---|---|
| 46.30.213.153 | 3600s | webcluster1.webpod14-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 46.30.213.153 |
| 🔶 Autoconfig | 46.30.213.153 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:10c:c8:79c8:e5ca:f281 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 1 | 0 | 443 | exch.httpscan.dk |
| TXT Record |
|---|
| google-site-verification=1AGgjRNjVJKH-WVRGedS-BylvC_ydzu-Xs7OZ-sPWf4 |
| v=spf1 include:spf.httpscan.dk -all |
| Policy | Record (dkto.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.httpscan.dk -all |
| Policy | Record (_dmarc.dkto.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:administrator@httpscan.dk; pct=100; |
| www | 46.30.213.153 2a02:2350:5:10c:c8:79c8:e5ca:f281 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network dkto.dk: 46.30.213.153 2a02:2350:5:10c:c8:79c8:e5ca:f281 (AS51468) www.dkto.dk: 46.30.213.153 2a02:2350:5:10c:c8:79c8:e5ca:f281 (AS51468) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | RSA · ~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: 1/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.eu-esec-01.heimdalsecurity.com | DANE-EE · SPKI · SHA-256 | 2E8933DD6DB99304A5A9D5C4ECDE7B8E… |
| SMTP _25._tcp.eu-esec-02.heimdalsecurity.com | DANE-EE · SPKI · SHA-256 | 2E8933DD6DB99304A5A9D5C4ECDE7B8E… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026081602 |
| 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 | 2023-02-23 |
| Expires | 2027-02-22 (128d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-24 09:33:28 shown | 731ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-25 19:48:11 | 742ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-17 14:22:19 | 1268ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-31 16:38:57 | 924ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-01 13:01:08 | 982ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-23 19:14:42 | 740ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-23 18:04:40 | 1130ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 03:50:49 | 585ms | 2 NS 1 A 2 MX | 🔒 Secure |