dennis-niess.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 185.21.40.30 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 |
|---|---|---|---|---|---|---|---|
| 185.21.40.30 | 3600s | vm1330.enterprisecloud.nu | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.149.136 |
| 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 (dennis-niess.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 | 185.21.40.30 (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 | 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 | 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 | 2026100300 |
| 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 |
|---|---|---|---|
| 2026-10-03 20:14:49 shown | 602ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-29 19:49:51 | 644ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-09-25 15:12:04 | 800ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-27 22:36:49 | 985ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-07-03 01:47:52 | 2699ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-26 23:07:26 | 733ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-25 20:31:55 | 840ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-23 10:21:46 | 1160ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-23 06:16:03 | 1173ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-23 06:11:48 | 929ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 02:06:41 | 65535ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 02:03:52 | 3136ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 02:02:38 | 715ms | 3 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-17 02:00:50 | 2908ms | 3 NS 1 A 3 MX | 🔓 Insecure |