bluepuffin.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. Mail is handled by mx1.pub.mailpod8-cph3.one.com, mx2.pub.mailpod8-cph3.one.com and 1 more. The zone is DNSSEC-signed and validates, has no 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.30.215.150 | — | webcluster1.webpod17-cph3.one.com | AS51468 | — | — | — | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mx1.pub.mailpod8-cph3.one.com | 185.164.14.102 | mx1.pub.mailpod8-cph3.one.com | AS51468 One.com A/S |
| 10 | — | mx2.pub.mailpod8-cph3.one.com | 185.164.14.103 | mx2.pub.mailpod8-cph3.one.com | AS51468 One.com A/S |
| 10 | — | mx3.pub.mailpod8-cph3.one.com | 185.164.14.104 | mx3.pub.mailpod8-cph3.one.com | AS51468 One.com A/S |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:106:b5:a206:8ab2:e00d | — | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 46.30.215.150 2a02:2350:5:106:b5:a206:8ab2:e00d (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network bluepuffin.dk: 46.30.215.150 2a02:2350:5:106:b5:a206:8ab2:e00d (AS51468) www.bluepuffin.dk: 46.30.215.150 2a02:2350:5:106:b5:a206:8ab2:e00d (AS51468) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod8-cph3.one.com | DANE-EE · SPKI · SHA-256 | 026A3DCAF3804B72DA8C105B5ADC0C7D… |
| SMTP _25._tcp.mx2.pub.mailpod8-cph3.one.com | DANE-EE · SPKI · SHA-256 | 026A3DCAF3804B72DA8C105B5ADC0C7D… |
| SMTP _25._tcp.mx3.pub.mailpod8-cph3.one.com | DANE-EE · SPKI · SHA-256 | 026A3DCAF3804B72DA8C105B5ADC0C7D… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026060601 |
| 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 21:50:34 | 441ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-30 14:12:48 | 584ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-11 17:54:45 | 753ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-27 06:27:25 | 722ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-07-16 15:33:52 | 818ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-21 08:38:26 | 1239ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-21 07:05:38 | 1115ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 15:13:38 | 3022ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-16 15:13:33 | 1864ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-16 15:00:45 shown | 474ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-16 15:00:07 | 754ms | 2 NS 1 A 3 MX | 🔒 Secure |