2-planhuset.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 81.95.242.90 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1-dk.centerasecurity.dk, mx2-dk.centerasecurity.dk and 1 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 |
|---|---|---|---|---|---|---|---|
| 81.95.242.90 | 3600s | dcms-d554.aar0.dk.hostnordic.com | AS48854 | team.blue Denmark A/S | 81.95.240.0/20 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.136 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com include:_spf.centerasecurity.dk include:spf.hostnordic.com ip4:78.153.189.22 -all |
| Policy | Record (2-planhuset.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:_spf.centerasecurity.dk include:spf.hostnordic.com ip4:78.153.189.22 -all |
| Policy | Record (_dmarc.2-planhuset.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; pct=100 |
| www | 81.95.242.90 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 5/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026101200 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 14:49:03 shown | 2231ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-03 00:09:56 | 647ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-10-01 00:05:27 | 696ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-23 22:27:06 | 743ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-03 02:58:41 | 704ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-26 01:11:24 | 751ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-22 15:32:01 | 887ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-16 13:19:23 | 13815ms | 3 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-16 13:12:53 | 1100ms | 3 NS 1 A 3 MX | 🔒 Secure |