rjt.dk is a .dk domain served by 4 nameservers (ns1.simply.com, ns2.simply.com, ns3.simply.com and 1 more). It was registered on 4 August 2026 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.20.205.73 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx.simply.com. The zone is DNSSEC-signed and validates, 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.20.205.73 | — | linux397.unoeuro.com | AS48854 | team.blue Denmark A/S | 185.20.204.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mx.simply.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 185.20.205.73 |
| 🔶 Autoconfig | maildiscover.simply.com → 94.231.108.222 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | maildiscover.simply.com |
| TXT Record |
|---|
| v=spf1 include:spf.simply.com -all |
| Policy | Record (rjt.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com -all |
| Policy | Record (_dmarc.rjt.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:dmarc@robot.simply.com; ruf=mailto:dmarc@robot.simply.com; |
| www | 34.117.176.22 (AS396982) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
DNS lookups: 1/10 · policy: -all
No problems found| 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 | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2025042300 |
| 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 | 2026-08-04 |
| Expires | 2027-08-03 (286d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-23 11:41:37 | 9512ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-28 06:32:06 | 9571ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-07 20:28:58 | 3148ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-01 00:32:55 | 709ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-28 00:31:14 | 2641ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-27 00:08:48 | 659ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-25 23:56:54 | 1054ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-24 23:54:34 | 669ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-23 21:52:46 | 726ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-22 20:59:14 | 524ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-21 15:09:16 | 712ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-20 08:27:43 | 668ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-18 23:49:30 | 568ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-17 12:04:03 | 687ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-16 10:29:57 | 549ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-12 05:23:12 | 787ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-09 02:39:55 | 8605ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-07 04:43:34 | 8574ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-05 21:25:20 | 578ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-04 18:50:16 | 893ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-07-03 15:22:44 | 455ms | 1 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-17 19:04:27 shown | 2649ms | 4 NS 1 A 1 MX | 🔒 Secure |