dtdit.dk is a .dk domain served by 2 nameservers (ingrid.ns.cloudflare.com, rodney.ns.cloudflare.com). It was registered on 8 February 2021 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 20.50.64.19 is hosted by Microsoft Corporation (AS8075) in Ireland. Mail is handled by dtdit-dk.mail.protection.outlook.com. 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 |
|---|---|---|---|---|---|---|---|
| 20.50.64.19 | 300s | — | AS8075 | Microsoft Corporation | 20.48.0.0/12 | 🇮🇪 Ireland | Dublin |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 40.104.116.40 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _sipfederationtls._tcp | 100 | 1 | 5061 | sipfed.online.lync.com |
| TXT Record |
|---|
| mandrill_verify.LDzd7GKTFNep4e6JhQQRog |
| MS=ms18837724 |
| v=spf1 mx include:servers.mcsv.net include:spf.mandrillapp.com include:spf.protection.outlook.com ~all |
| Policy | Record (dtdit.dk) |
|---|---|
| ~all (soft fail) | v=spf1 mx include:servers.mcsv.net include:spf.mandrillapp.com include:spf.protection.outlook.com ~all |
| Policy | Record (_dmarc.dtdit.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; sp=reject; rua=mailto:dmarc@superstruct.uriports.com; ruf=mailto:dmarc@superstruct.uriports.com; fo=1:d:s |
| Status | Report address (rua) |
|---|---|
| ✓ Enabled | mailto:tlsrpt@superstruct.uriports.com |
| www | 34.248.192.126 52.213.59.21 2a05:d018:1657:2e01::f3d 2a05:d018:1657:2e02::f3d (AS16509) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | Compact NSEC (RFC 9824, "black lies") not walkable |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Selector | CNAME | Key |
|---|---|---|
| — | RSA · ~1024 bit below 2048 bit | |
| selector1 | selector1-dtdit-dk._domainkey.dtdgroupdk.onmicrosoft.com | RSA · ~2048 bit |
| selector2 | selector2-dtdit-dk._domainkey.dtdgroupdk.onmicrosoft.com | RSA · ~2048 bit |
DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.
DNS lookups: 4/10 · 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 | 2408382674 |
| Primary NS (MNAME) | ingrid.ns.cloudflare.com |
| Responsible (RNAME) | dns@cloudflare.com |
| Refresh | 10000s |
| Retry | 2400s |
| Expire | 604800s |
| Minimum (neg-cache TTL) | 1800s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2021-02-08 |
| Expires | 2027-02-28 (134d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-16 17:53:07 | 5847ms | 4 NS 2 A 1 MX | 🔓 Insecure |
| 2026-09-09 22:43:48 | 3586ms | 4 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-21 11:05:10 | 10444ms | 4 NS 2 A 1 MX | 🔓 Insecure |
| 2026-08-18 02:15:18 | 4052ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-13 00:30:53 | 3390ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-08-08 00:12:27 | 2027ms | 2 NS 0 A 1 MX | 🔓 Insecure |
| 2026-07-01 23:36:03 shown | 2213ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-17 04:50:12 | 1632ms | 2 NS 1 A 1 MX | 🔓 Insecure |