citylaegerne.dk is a .dk domain served by 2 nameservers (gate.profdoc.dk, ns.profdoc.dk). It was registered on 9 January 2014 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.40.103 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. The zone is not DNSSEC-signed, has no DMARC policy and has no IPv6 address. Below are all of its DNS records from our latest scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| gate.profdoc.dk | 80.62.243.243 | gate.profdoc.dk | AS3292 TDC Holding A/S |
| ns.profdoc.dk | 80.62.243.242 | ns.profdoc.dk | AS3292 TDC Holding A/S |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.21.40.103 | 3600s | vm0934.enterprisecloud.nu | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 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 |
| www CNAME | citylaegerne.dk (all on citylaegerne.dk) → 185.21.40.103 (AS48854) |
| www vs bare domain | Same network |
| Wildcard | No |
| 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 | 2022031702 |
| Primary NS (MNAME) | ns.profdoc.dk |
| Responsible (RNAME) | hostmaster@profdoc.dk |
| Refresh | 900s |
| Retry | 600s |
| Expire | 86400s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2014-01-09 |
| Expires | 2027-01-31 (104d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-20 00:15:50 shown | 11849ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-11 11:45:39 | 1509ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-08-25 19:43:53 | 487ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-26 02:16:33 | 448ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-24 11:52:59 | 1183ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 22:49:33 | 65535ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-16 21:07:59 | 351ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-16 21:06:45 | 1652ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-16 21:00:12 | 515ms | 2 NS 1 A 2 MX | 🔓 Insecure |