testguru.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was registered on 16 December 2024 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 94.231.106.219 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 94.231.106.219 | 3600s | linux1.curanet.dk | AS48854 | team.blue Denmark A/S | 94.231.96.0/20 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx1.onlinemail.io | 185.21.42.12 | mx1.onlinemail.io | AS48854 team.blue Denmark A/S |
| 20 | 3600s | mx2.onlinemail.io | 46.36.208.16 | mx2.onlinemail.io | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover-mf.onlinemail.io → 185.21.40.62 |
| 🔶 Autoconfig | autoconfig-mf.onlinemail.io → 185.21.40.62 |
| TXT Record |
|---|
| google-site-verification=Ps2cQbhBEzwi94prAqfWgkiS7vgiLGllMBxOf2Ipx7I |
| site-verification=d38777e678a54524ad4af2e5ace7be9a |
| v=spf1 include:spf.onlinemail.io -all |
| Policy | Record (testguru.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.onlinemail.io -all |
| www CNAME | www.testguru.dk.cdn.hstgr.net (all on hstgr.net) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 3/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025010301 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2024-12-16 |
| Expires | 2026-12-15 (56d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-15 23:24:43 | 1174ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-08 09:47:20 | 2035ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-10-01 07:17:30 | 1493ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-24 16:49:11 | 1035ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-20 14:57:04 | 2435ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-06 16:02:23 | 1770ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-27 07:31:20 | 876ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-20 09:28:11 | 1169ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-13 03:20:18 | 3083ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-08-06 14:17:42 | 1486ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-07-28 15:49:06 | 10693ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-30 06:25:19 shown | 555ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-18 07:25:31 | 2419ms | 2 NS 1 A 2 MX | 🔒 Secure |