tarp.dk is a .dk domain served by 4 nameservers (ns1-37.azure-dns.com, ns2-37.azure-dns.net, ns3-37.azure-dns.org and 1 more). It was registered on 20 January 1999 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.233.228.45 is hosted by GlobalConnect A/S (AS31027) in Denmark. Mail is handled by tarp-dk.mail.protection.outlook.com. The zone is DNSSEC-signed and validates, 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 |
|---|---|---|---|---|---|---|---|
| 77.233.228.45 | 3600s | — | AS31027 | GlobalConnect A/S | 77.233.224.0/19 | 🇩🇰 Denmark | Copenhagen |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | autodiscover.outlook.com → 52.98.154.136 |
| TXT Record |
|---|
| google-site-verification=_3Fh7Z-rC0aqOAKjU5Fq8L5PHxkYuLYhtlE7Es2nNR4 |
| v=spf1 mx include:_spf.tarp.dk include:my-prtg.com include:spf.protection.outlook.com -all |
| Policy | Record (tarp.dk) |
|---|---|
| -all (hard fail) | v=spf1 mx include:_spf.tarp.dk include:my-prtg.com include:spf.protection.outlook.com -all |
| Policy | Record (_dmarc.tarp.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:65b76b2b56ebd@dmarc-dk.centerasecurity.com; ruf=mailto:dmarcreports@tarp.dk |
| www CNAME | webcluster3.tarp.dk (all on tarp.dk) → 77.233.228.45 (AS31027) |
| 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 |
|---|---|---|
| dkim | — | RSA · ~1024 bit below 2048 bit |
| selector1 | selector1-tarp-dk._domainkey.poultarp.onmicrosoft.com | RSA · ~1024 bit below 2048 bit |
| selector2 | selector2-tarp-dk._domainkey.poultarp.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: 6/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 1 |
| Primary NS (MNAME) | ns1-37.azure-dns.com |
| Responsible (RNAME) | azuredns-hostmaster@microsoft.com |
| Refresh | 3600s |
| Retry | 300s |
| Expire | 2419200s |
| Minimum (neg-cache TTL) | 300s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 1999-01-20 |
| Expires | 2030-03-31 (1257d) |
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 |
|---|---|---|---|
| 2026-10-01 08:14:53 | 961ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-25 04:59:25 shown | 1263ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-09-14 16:34:57 | 873ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-07-04 14:06:33 | 1309ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-22 00:16:54 | 482ms | 4 NS 1 A 1 MX | ⚠️ Bogus |
| 2026-06-20 09:49:14 | 461ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-19 23:45:29 | 2148ms | 4 NS 1 A 1 MX | 🔒 Secure |
| 2026-06-17 15:25:44 | 714ms | 4 NS 1 A 1 MX | 🔒 Secure |