profftagteknik.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.106.215 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.pub.mailpod9-cph3.one.com, mx2.pub.mailpod9-cph3.one.com and 2 more. The zone is DNSSEC-signed and validates, has no 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 |
|---|---|---|---|---|---|---|---|
| 94.231.106.215 | 300s | linux96.curanet.dk | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.pub.mailpod9-cph3.one.com | 185.164.14.118 | mx1.pub.mailpod9-cph3.one.com | AS51468 One.com A/S |
| 10 | 3600s | mx2.pub.mailpod9-cph3.one.com | 185.164.14.119 | mx2.pub.mailpod9-cph3.one.com | AS51468 One.com A/S |
| 10 | 3600s | mx3.pub.mailpod9-cph3.one.com | 185.164.14.120 | mx3.pub.mailpod9-cph3.one.com | AS51468 One.com A/S |
| 10 | 3600s | mx4.pub.mailpod9-cph3.one.com | 185.164.14.124 | mx4.pub.mailpod9-cph3.one.com | AS51468 One.com A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 94.231.106.215 |
| 🔶 Autoconfig | 94.231.106.215 |
| TXT Record |
|---|
| v=spf1 include:spf.onlinemail.io include:one.com include:spf.curanet.dk -all |
| Policy | Record (profftagteknik.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.onlinemail.io include:one.com include:spf.curanet.dk -all |
| www | 94.231.106.215 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 16/10 · policy: -all
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.profftagteknik.dk | profftagteknik.dk.kinstavalidation.app |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 45270A69B37BD0C454F2B3E54CC89AD7… |
| SMTP _25._tcp.mx2.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 45270A69B37BD0C454F2B3E54CC89AD7… |
| SMTP _25._tcp.mx3.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 45270A69B37BD0C454F2B3E54CC89AD7… |
| SMTP _25._tcp.mx4.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 45270A69B37BD0C454F2B3E54CC89AD7… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026082002 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 02:47:21 | 543ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-30 15:28:03 | 715ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-23 23:18:54 shown | 649ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-28 10:33:19 | 711ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-21 06:31:23 | 8470ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 14:06:08 | 2454ms | 2 NS 1 A 4 MX | 🔒 Secure |