sj3.dk is a .dk domain served by 2 nameservers (ns.dandomain.dk, ns2.dandomain.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.20.205.48 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, 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 |
|---|---|---|---|---|---|---|---|
| 185.20.205.48 | 3600s | linux374.unoeuro.com | AS48854 | team.blue Denmark A/S | 185.20.204.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mx.simply.com | 94.231.106.20 | mx.simply.com | AS48854 team.blue Denmark A/S |
| www | 185.20.205.48 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 1 iteration · 1-byte salt RFC 9276 recommends 0 iterations and no salt |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | A9D603AF4D7ED6B9246B4B68500CD6F2… |
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 97A3BA009F39C761BFFB6574340E8138… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2020112504 |
| Primary NS (MNAME) | ns.dandomain.dk |
| Responsible (RNAME) | hostmaster@dandomain.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-23 21:51:08 | 492ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-04 08:28:06 | 445ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-08-26 20:02:25 | 625ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-12 00:32:58 | 40612ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-25 21:06:18 shown | 612ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-24 01:55:14 | 547ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-19 10:58:43 | 11207ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 23:23:08 | 7780ms | 2 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 22:29:15 | 14064ms | 2 NS 1 A 1 MX | 🔒 Secure |