trackerserver.dk is a .dk domain served by 2 nameservers (elma.ns.cloudflare.com, gerald.ns.cloudflare.com). It was registered on 6 March 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 87.60.87.183 is hosted by TDC Holding A/S (AS3292) in Denmark. Mail is handled by mailserver.trackerserver.dk. 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.
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 87.60.87.183 | 300s | mailserver.trackerserver.dk | AS3292 | TDC Holding A/S | 87.60.0.0/16 | 🇩🇰 Denmark | Hørsholm |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 300s | mailserver.trackerserver.dk | 87.60.87.183 | mailserver.trackerserver.dk | AS3292 TDC Holding A/S |
| TXT Record |
|---|
| v=spf1 ip4:87.60.87.183 -all |
| Policy | Record (trackerserver.dk) |
|---|---|
| -all (hard fail) | v=spf1 ip4:87.60.87.183 -all |
| Policy | Record (_dmarc.trackerserver.dk) |
|---|---|
| p=reject | v=DMARC1; p=reject; rua=mailto:49e634ee8b68454db4e6568d5c26f68a@dmarc-reports.cloudflare.net,mailto:postmaster@trackerserver.dk |
| www | 87.60.87.183 (AS3292) (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 | Published: key rollovers can be automated with the registry (RFC 7344/8078) 1 CDS, 1 CDNSKEY |
DNS lookups: 0/10 · policy: -all
No problems found| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2417552542 |
| Primary NS (MNAME) | elma.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 | 2015-03-06 |
| Expires | 2027-03-31 (165d) |
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).
| Domain | Registrar |
|---|---|
| erp-solutions.dk | Punktum dk A/S (direct) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 02:55:23 shown | 542ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-15 00:48:13 | 1692ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 12:06:46 | 616ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-26 20:54:29 | 553ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-23 07:22:03 | 877ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-28 00:27:24 | 657ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-16 13:12:51 | 8815ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-07 08:09:36 | 1119ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-21 05:24:10 | 876ms | 2 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-10 16:10:00 | 823ms | 2 NS 1 A 1 MX | ❓ Unknown |
| 2026-06-18 11:05:22 | 1140ms | 2 NS 1 A 1 MX | 🔓 Insecure |