dtdpro.dk is a .dk domain served by 2 nameservers (ingrid.ns.cloudflare.com, rodney.ns.cloudflare.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 37.58.52.220 is hosted by Leaseweb Deutschland Gmbh (AS28753) in Germany. Mail is handled by mail.dtdpro.dk. The zone is not DNSSEC-signed, 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 |
|---|---|---|---|---|---|---|---|
| 37.58.52.220 | 120s | — | AS28753 | Leaseweb Deutschland Gmbh | 37.58.48.0/20 | 🇩🇪 Germany | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mail.dtdpro.dk | — | — | — |
| TXT Record |
|---|
| v=spf1 mx ip4:37.58.52.220 include:spf.protection.outlook.com include:servers.mcsv.net include:spf.mandrillapp.com -all |
| Policy | Record (dtdpro.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx ip4:37.58.52.220 include:spf.protection.outlook.com include:servers.mcsv.net include:spf.mandrillapp.com -all |
| Policy | Record (_dmarc.dtdpro.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; sp=quarantine; rua=mailto:9e77c2a6b3954f0bad66efc52ec3748c@dmarc-reports.cloudflare.net |
| www | Exists, no address |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 4/10 · policy: -all
No problems found| Type | Name | Value |
|---|---|---|
| TXT | _acme-challenge.dtdpro.dk | 8PvpT1MIGUXs30USH8WoZY8guK6Lh2uYaKYM_uNfwrA |
| TXT | _acme-challenge.dtdpro.dk | c2IY8VL65RTsgfeFhWuEPUhJBa8k4MV43MA3P74vX1M |
| 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 | 2407537424 |
| Primary NS (MNAME) | ingrid.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-08-21 20:30:47 | 6686ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-12 11:38:00 | 1126ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-29 08:58:04 | 875ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-22 01:04:43 shown | 440ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-21 17:28:51 | 901ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 20:58:22 | 1089ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 04:50:12 | 397ms | 2 NS 1 A 1 MX | 🔓 Insecure |