epos-efterskole.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 18 November 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. 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 this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.152 |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com include:_spf.centerasecurity.dk -all |
| Policy | Record (epos-efterskole.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:_spf.centerasecurity.dk -all |
| Policy | Record (_dmarc.epos-efterskole.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; pct=100 |
| www | NXDOMAIN |
| www vs bare domain | Neither resolves epos-efterskole.dk: no address www.epos-efterskole.dk: no address |
| 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: 2/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx1-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| SMTP _25._tcp.mx2-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| 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 | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2026100100 |
| Primary NS (MNAME) | ns1.simply.com |
| Responsible (RNAME) | hostmaster@simply.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2021-11-18 |
| Expires | 2026-11-17 (22d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-12 17:25:35 | 1361ms | 4 NS 0 A 3 MX | 🔒 Secure |
| 2026-10-09 11:31:07 | 594ms | 4 NS 0 A 3 MX | 🔒 Secure |
| 2026-10-02 05:52:13 shown | 464ms | 4 NS 0 A 3 MX | 🔒 Secure |
| 2026-10-01 05:47:53 | 652ms | 4 NS 0 A 3 MX | 🔒 Secure |
| 2026-09-24 15:52:38 | 677ms | 4 NS 0 A 3 MX | 🔒 Secure |
| 2026-06-24 23:37:36 | 879ms | 4 NS 0 A 3 MX | 🔒 Secure |
| 2026-06-24 21:23:21 | 2794ms | 4 NS 0 A 3 MX | 🔒 Secure |
| 2026-06-23 21:16:34 | 927ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 07:55:50 | 743ms | 4 NS 0 A 3 MX | 🔒 Secure |