rugholmhave.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 4 October 2025 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.46 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.mailpod16-cph3.g1i.one.com, mx2.mailpod16-cph3.g1i.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 our latest 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 |
|---|---|---|---|---|---|---|---|
| 185.21.40.46 | 3600s | vm1440.enterprisecloud.nu | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.mailpod16-cph3.g1i.one.com | 5.249.232.33 | mx1.mailpod16-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.mailpod16-cph3.g1i.one.com | 5.249.232.34 | mx2.mailpod16-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.mailpod16-cph3.g1i.one.com | 5.249.232.35 | mx3.mailpod16-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.mailpod16-cph3.g1i.one.com | 5.249.232.36 | mx4.mailpod16-cph3.g1i.one.com | AS51468 One.com A/S |
| TXT Record |
|---|
| v=spf1 include:_custspf.one.com include:web.shared.mysmtp.com -all |
| Policy | Record (rugholmhave.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_custspf.one.com include:web.shared.mysmtp.com -all |
| Policy | Record (_dmarc.rugholmhave.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject |
| www | 185.21.40.46 (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 |
DNS lookups: 5/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 2362DFAC1BB9F66402E0636BDEF478E5… |
| SMTP _25._tcp.mx2.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 2362DFAC1BB9F66402E0636BDEF478E5… |
| SMTP _25._tcp.mx3.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 2362DFAC1BB9F66402E0636BDEF478E5… |
| SMTP _25._tcp.mx4.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 2362DFAC1BB9F66402E0636BDEF478E5… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026100112 |
| 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 | 2025-10-04 |
| Expires | 2027-10-03 (350d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 13:18:29 shown | 1069ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-07 11:40:07 | 2154ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-06 10:22:28 | 2523ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-02 08:37:05 | 561ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-29 08:00:46 | 708ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-24 06:46:17 | 978ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-29 02:08:01 | 1231ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-07 14:50:29 | 1026ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-02 16:10:09 | 8651ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-29 06:42:05 | 1024ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-25 10:25:38 | 860ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-08 15:27:58 | 1423ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-28 01:06:29 | 644ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-23 11:35:59 | 1330ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-21 00:03:54 | 1135ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 03:26:52 | 1215ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-18 03:37:13 | 651ms | 2 NS 1 A 4 MX | 🔒 Secure |