midtkol.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.159 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 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 |
|---|---|---|---|---|---|---|---|
| 77.111.240.159 | 600s | webcluster1.webpod11-cph3.one.com | AS51468 | One.com A/S | 77.111.240.0/22 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 77.111.240.154 |
| 🔶 Autoconfig | 77.111.240.154 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 1 | 0 | 443 | exch.httpscan.dk |
| TXT Record |
|---|
| google-site-verification=u2BPZtUq91Xg30DOSuUYE7Q8V9DZ238w732E8nOuquU |
| v=spf1 include:spf.httpscan.dk -all |
| Policy | Record (midtkol.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.httpscan.dk -all |
| Policy | Record (_dmarc.midtkol.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:administrator@httpscan.dk; pct=100; |
| www | 195.47.247.18 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | 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: 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 | 2026062001 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-02 17:03:31 | 520ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-29 14:07:13 | 821ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-23 12:54:18 | 1451ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-30 03:53:17 | 668ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-24 23:07:16 | 2507ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-03 13:23:28 | 7956ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-20 11:13:04 | 8775ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-19 10:31:34 | 819ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-22 05:01:40 shown | 608ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-20 14:36:12 | 1042ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-17 14:37:15 | 1555ms | 2 NS 1 A 2 MX | 🔒 Secure |