mkb.dk is a .dk domain served by 2 nameservers (amit.ns.cloudflare.com, melissa.ns.cloudflare.com). It was registered on 10 October 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 104.21.27.226 is hosted by Cloudflare, Inc. (AS13335). Mail is handled by mx4.spamfri.dk, mx3.spamfri.dk and 2 more. 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 |
|---|---|---|---|---|---|---|---|
| 104.21.27.226 | — | — | AS13335 | Cloudflare, Inc. | 104.21.0.0/17 | — | — |
| 172.67.169.202 | — | — | AS13335 | Cloudflare, Inc. | 172.67.128.0/17 | — | — |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2606:4700:3033::ac43:a9ca | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| 2606:4700:3035::6815:1be2 | — | — | AS13335 | Cloudflare, Inc. | 2606:4700:3000:0:0:0:0:0/42 | — | — |
| Priority | Target | SvcParams |
|---|---|---|
| 1 service | . | alpn="h3,h2" ipv4hint=104.21.27.226,172.67.169.202 ech=AEX+DQBBEQAgACDI4xqwwmAc0aVdhaScxMRTfCZo1/vM6WMg5h+quY5QUgAEAAEAAQASY2xvdWRmbGFyZS1lY2guY29tAAA= ipv6hint=2606:4700:3033::ac43:a9ca,2606:4700:3035::6815:1be2 |
| TXT Record |
|---|
| [20.05.2026] |
| v=spf1 +mx +a +ip4:193.200.90.180 +include:_spf.e-studio.dk ~all |
| Policy | Record (mkb.dk) |
|---|---|
| ~all (soft fail) | v=spf1 +mx +a +ip4:193.200.90.180 +include:_spf.e-studio.dk ~all |
| Policy | Record (_dmarc.mkb.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1; p=none; rua=mailto:e79c4e291b8d4bf58546634bec548570@dmarc-reports.cloudflare.net |
| www | Exists, no address |
| www vs bare domain | www does not resolve mkb.dk: 104.21.27.226 172.67.169.202 2606:4700:3032::6815:1be2 2606:4700:3036::ac43:a9ca (AS13335) (all like this)www.mkb.dk: no address |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| default | — | 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: 3/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.spamfri.dk | DANE-EE · SPKI · SHA-256 | 884451547A03D0AC2F628D943839BAA6… |
| SMTP _25._tcp.mx2.spamfri.dk | DANE-EE · SPKI · SHA-256 | 6598C93F79B95376BB8099E9AC862167… |
| SMTP _25._tcp.mx3.spamfri.dk | DANE-EE · SPKI · SHA-256 | BBFB0694919290E5BC9D6E2C6F47D846… |
| SMTP _25._tcp.mx4.spamfri.dk | DANE-EE · SPKI · SHA-256 | 4EE743A99328AEF5142706CA5FD3AD61… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2407078445 |
| Primary NS (MNAME) | amit.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 | 2024-10-10 |
| Expires | 2027-10-09 (356d) |
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 |
|---|---|
| boligkvarter.dk | Punktum dk A/S (direct) |
| carlsoe.dk | Punktum dk A/S (direct) |
| hjemid.dk | Punktum dk A/S (direct) |
| hjemide.dk | Punktum dk A/S (direct) |
| tanktjek.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-17 18:41:28 | 593ms | 2 NS 2 A 4 MX | 🔒 Secure |
| 2026-10-01 04:41:36 | 1969ms | 2 NS 2 A 4 MX | 🔒 Secure |
| 2026-09-26 03:11:48 | 2248ms | 2 NS 2 A 4 MX | 🔒 Secure |
| 2026-09-24 05:05:59 | 877ms | 2 NS 2 A 4 MX | 🔒 Secure |
| 2026-09-13 21:43:05 | 2039ms | 2 NS 2 A 4 MX | 🔒 Secure |
| 2026-09-06 20:50:34 | 1773ms | 2 NS 2 A 4 MX | 🔒 Secure |
| 2026-09-05 04:18:41 | 1620ms | 2 NS 2 A 4 MX | 🔒 Secure |
| 2026-09-01 04:03:07 | 671ms | 2 NS 2 A 4 MX | 🔒 Secure |
| 2026-08-27 02:01:32 | 926ms | 2 NS 2 A 4 MX | 🔒 Secure |
| 2026-08-17 00:14:28 | 3737ms | 2 NS 2 A 4 MX | 🔒 Secure |
| 2026-08-14 05:03:59 | 1885ms | 2 NS 2 A 4 MX | 🔒 Secure |
| 2026-07-23 03:45:26 | 1407ms | 2 NS 2 A 4 MX | 🔒 Secure |
| 2026-07-21 11:41:50 | 1928ms | 2 NS 2 A 4 MX | 🔒 Secure |
| 2026-07-02 13:57:11 | 3303ms | 2 NS 2 A 4 MX | 🔒 Secure |
| 2026-06-27 04:03:30 | 1231ms | 2 NS 2 A 4 MX | 🔒 Secure |
| 2026-06-17 12:13:02 shown | 1315ms | 2 NS 2 A 4 MX | 🔒 Secure |