joinup.dk is a .dk domain served by 2 nameservers (ed.ns.cloudflare.com, rafe.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 93.161.42.61 is hosted by TDC Holding A/S (AS3292) in Denmark. 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 |
|---|---|---|---|---|---|---|---|
| 93.161.42.61 | 300s | 93-161-42-61-static.dk.customer.tdc.net | AS3292 | TDC Holding A/S | 93.160.0.0/14 | 🇩🇰 Denmark | Hvidovre |
| 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 |
|---|---|
| 🔶 Autoconfig | 172.67.162.161 |
| TXT Record |
|---|
| v=spf1 include:spf.simply.com -all |
| Policy | Record (joinup.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.simply.com -all |
| www | 93.161.42.61 (AS3292) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
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 | A9D603AF4D7ED6B9246B4B68500CD6F2… |
| SMTP _25._tcp.mx.simply.com | DANE-EE · SPKI · SHA-256 | 97A3BA009F39C761BFFB6574340E8138… |
| 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 | 2414064706 |
| Primary NS (MNAME) | ed.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-05 20:26:01 | 452ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-06 15:40:20 shown | 2164ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-04 02:50:48 | 585ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-21 02:19:35 | 1223ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-19 00:29:52 | 9004ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-15 21:38:56 | 2730ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-07 03:45:56 | 2748ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-26 13:09:30 | 1546ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-25 23:36:12 | 964ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-24 05:51:40 | 731ms | 2 NS 1 A 1 MX | ❓ Unknown |
| 2026-06-20 12:37:35 | 491ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 05:56:04 | 1143ms | 2 NS 1 A 1 MX | 🔓 Insecure |