fredericiamaegleren.dk is a .dk domain served by 3 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com). It was registered on 15 March 2018 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.243.135.25 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 not DNSSEC-signed, has no 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 |
|---|---|---|---|---|---|---|---|
| 77.243.135.25 | 3600s | lb1.webafdeling.dk | AS48854 | team.blue Denmark A/S | 77.243.128.0/20 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.152 |
| TXT Record |
|---|
| v=spf1 include:spf.protection.outlook.com include:_spf.centerasecurity.dk include:spf.eu.exclaimer.net include:spf.infomaniak.ch -all |
| Policy | Record (fredericiamaegleren.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.protection.outlook.com include:_spf.centerasecurity.dk include:spf.eu.exclaimer.net include:spf.infomaniak.ch -all |
| www | 77.243.135.25 (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: 6/10 · 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 | D4C349E7B72F5CF4A9CEA358F98947C2… |
| SMTP _25._tcp.mx3-dk.centerasecurity.dk | DANE-EE · SPKI · SHA-256 | 56315B43B892E9AEE184919EC6A5821C… |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| 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 |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2018-03-15 |
| Expires | 2028-03-31 (524d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-22 17:10:27 shown | 597ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-12 14:01:26 | 449ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-10-04 04:14:57 | 1025ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 20:25:23 | 1095ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-22 05:25:32 | 658ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-20 03:36:01 | 1690ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 09:42:06 | 1158ms | 3 NS 1 A 3 MX | ⚠️ Bogus |