systemnoegler.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 5 July 2011 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 80.63.55.83 is hosted by TDC Holding A/S (AS3292) 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 80.63.55.83 | 3600s | — | AS3292 | TDC Holding A/S | 80.62.0.0/15 | 🇩🇰 Denmark | Copenhagen |
| 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 |
| TXT Record |
|---|
| v=spf1 -all |
| Policy | Record (systemnoegler.dk) |
|---|---|
| -all (hard fail) | v=spf1 -all |
| www | 46.30.211.38 (AS51468) (address records, no CNAME) |
| www vs bare domain | Different networks (all like this) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 0/10 · policy: -all
No problems found| 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 | fully validated |
| Field | Value |
|---|---|
| Serial | 2026032401 |
| 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 | 2011-07-05 |
| Expires | 2028-07-31 (650d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 14:01:49 | 16521ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-07 09:17:51 | 16460ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-10-04 02:09:04 | 4616ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-21 13:32:49 | 5038ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-07 09:11:03 | 4562ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-28 01:09:35 | 4997ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-25 03:11:51 | 7181ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-23 06:49:08 | 1161ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-21 03:08:12 shown | 6351ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 14:34:41 | 5732ms | 2 NS 1 A 4 MX | 🔒 Secure |