cedertech.dk is a .dk domain served by 2 nameservers (bella.ns.cloudflare.com, max.ns.cloudflare.com). Mail is handled by mx.simply.com. The zone is not DNSSEC-signed, 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.
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx.simply.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| TXT Record |
|---|
| v=spf1 include:spf.simply.com -all |
| Policy | Record (cedertech.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com -all |
| Policy | Record (_dmarc.cedertech.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject |
DNS lookups: 1/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.cedertech.dk | GOGIuBg8EoSonD4yragI-SV4oHidvyblxZBKC1re4Qc |
| TXT | _acme-challenge.cedertech.dk | bnRxkBL2aXzadrkcOUK9gw3XbGD7R1YgBR3L-iLFiOo |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 97A3BA009F39C761BFFB6574340E8138… |
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | A9D603AF4D7ED6B9246B4B68500CD6F2… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | resolution failed: ncache nxrrset |
| Field | Value |
|---|---|
| Serial | 2415890122 |
| Primary NS (MNAME) | bella.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-28 09:09:05 | 787ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-27 08:54:18 | 2400ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-26 08:42:09 shown | 657ms | 2 NS 0 A 1 MX | 🔓 Insecure |