struerlaegecenter.dk is a .dk domain served by 2 nameservers (gate.profdoc.dk, ns.profdoc.dk). It was registered on 15 August 2011 (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 and 1 more. The zone is not DNSSEC-signed, publishes a 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 |
| 30 | 3600s | mail.struerlaegecenter.dk | 185.21.42.13 | director1.mf.curanet.dk | AS48854 team.blue Denmark A/S |
| TXT Record |
|---|
| v=spf1 include:spf.curanet.dk ~all |
| Policy | Record (struerlaegecenter.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.curanet.dk ~all |
| Policy | Record (_dmarc.struerlaegecenter.dk) |
|---|---|
| p=none (monitor only) | v=DMARC1;p=none |
| www CNAME | struerlaegecenter.dk (all on struerlaegecenter.dk) → 185.21.40.103 (AS48854) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 3/10 · policy: ~all
No problems found| 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 | 2024031903 |
| 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 | 2011-08-15 |
| Expires | 2027-08-31 (318d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-27 12:27:16 shown | 2408ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-08-28 03:03:06 | 775ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-19 11:44:40 | 691ms | 2 NS 1 A 3 MX | 🔓 Insecure |
| 2026-06-18 06:34:04 | 881ms | 2 NS 1 A 3 MX | 🔓 Insecure |