sdkdev.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 21 September 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.one.com and 2 more. 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.pub.mailpod11-cph3.one.com | 104.37.34.230 | mx1.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod11-cph3.one.com | 104.37.34.231 | mx2.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod11-cph3.one.com | 104.37.34.232 | mx3.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.pub.mailpod11-cph3.one.com | 104.37.34.233 | mx4.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 127.0.0.1 |
| 🔶 Autoconfig | 127.0.0.1 |
| TXT Record |
|---|
| _punz5k9l0t9ve779skynm4qlkicy00g |
| 7v7d2m9zyfq8nhgvq27blnrn7qgj85f6 |
| 98279e511bf347969f8e485ec80090be |
| fm626wy4x3nt5vjvjx9b49tw725lmqqm |
| v=spf1 ip4:77.221.226.24 -all |
| Policy | Record (sdkdev.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:77.221.226.24 -all |
| Policy | Record (_dmarc.sdkdev.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:eteuzqir@ag.eu.dmarcian.com; |
DNS lookups: 0/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.sdkdev.dk | p8tWBuNbWp1R7QGVFjgutqv5Z2-7AzqLE1QPWyM6dq8 |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 068A81EDC98C58D5D494EDF2924D5F50… |
| SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 068A81EDC98C58D5D494EDF2924D5F50… |
| SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 068A81EDC98C58D5D494EDF2924D5F50… |
| SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 068A81EDC98C58D5D494EDF2924D5F50… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026081706 |
| 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 | Punktum dk A/S (direct) |
| Registered | 2015-09-21 |
| Expires | 2027-09-30 (347d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-06 15:16:07 | 343ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-01 14:56:45 | 567ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 14:55:01 | 1461ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-29 14:43:28 | 2061ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-03 13:19:32 | 742ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-27 18:56:03 | 1074ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-19 04:52:34 shown | 3365ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-08 23:53:52 | 1017ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-03 14:45:15 | 4986ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-22 17:18:35 | 831ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 20:50:41 | 1177ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-18 02:03:28 | 988ms | 2 NS 1 A 4 MX | 🔒 Secure |