flugger-helsingør.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 185.21.41.123 is hosted by team.blue Denmark A/S (AS48854) in Denmark. 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, 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.21.41.123 | — | prolinux6.curanet.dk | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| www | 185.21.41.123 (AS48854) (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 |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | resolution failed: ncache nxdomain |
| Field | Value |
|---|---|
| Serial | 2026030301 |
| 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 |
|---|---|---|---|
| 2026-10-01 00:50:48 | 333ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-30 00:49:21 | 556ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 23:55:09 | 486ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-24 23:34:57 | 479ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-31 06:43:16 | 2380ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-28 15:17:11 | 1739ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-25 11:43:59 | 636ms | 2 NS 1 A 4 MX | ⚠️ Bogus |
| 2026-06-23 21:56:43 | 321ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-23 18:41:46 | 538ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 09:33:59 shown | 1037ms | 2 NS 1 A 4 MX | 🔒 Secure |