test-server-online.dk is a .dk domain served by 2 nameservers (kyree.ns.cloudflare.com, margot.ns.cloudflare.com). It was registered on 26 January 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 157.173.116.154 is hosted by Contabo GmbH (AS51167) in France. Mail is handled by mx.simply.com. The zone is not DNSSEC-signed, has no 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 157.173.116.154 | 300s | vmi2149180.contaboserver.net | AS51167 | Contabo GmbH | 157.173.96.0/19 | 🇫🇷 France | Lauterbourg |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mx.simply.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 157.173.116.154 |
| 🔶 Autoconfig | maildiscover.simply.com → 94.231.108.222 |
| TXT Record |
|---|
| v=spf1 include:spf.simply.com -all |
| Policy | Record (test-server-online.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com -all |
| www | 157.173.116.154 (AS51167) (address records, no CNAME) |
| www vs bare domain | Same network test-server-online.dk: 157.173.116.154 (AS51167) www.test-server-online.dk: 157.173.116.154 (AS51167) |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 1/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.test-server-online.dk | 4Qh7UM5__kRObj-PcOwNDOOUQkGPVakktolucL_nnfY |
| TXT | _acme-challenge.test-server-online.dk | H_lCoreIk8ty7Y9XM51hJn3HzEj3o82hkr8ROZcsXqE |
| 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 | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2407278009 |
| Primary NS (MNAME) | kyree.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Simply.com A/S |
| Registered | 2023-01-26 |
| Expires | 2027-01-25 (97d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Domain | Registrar |
|---|---|
| pak-ejendomme.dk | Simply.com A/S |
| returporto.dk | Simply.com A/S |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 17:24:01 | 1675ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-29 16:28:52 | 628ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-28 04:48:20 | 669ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-26 15:17:30 | 2452ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-25 16:50:44 | 915ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-24 16:25:11 | 2983ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-16 19:57:36 | 3274ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-27 15:51:27 | 5199ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-21 21:15:47 | 1177ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-19 01:45:55 shown | 1557ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 02:01:14 | 1062ms | 3 NS 1 A 1 MX | 🔒 Secure |