jtd.dk is a .dk domain served by 4 nameservers (ns1.dn-s.nl, ns2.dn-s.nl, ns3.dn-s.nl and 1 more). It was registered on 30 July 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 136.144.212.108 is hosted by Signet B.V. (AS20857) in The Netherlands. Mail is handled by mail.jtd.dk. The zone is not DNSSEC-signed, has no 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 |
|---|---|---|---|---|---|---|---|
| 136.144.212.108 | 300s | parking.hostingserver.nl | AS20857 | Signet B.V. | 136.144.128.0/17 | 🇳🇱 The Netherlands | Groningen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 3600s | mail.jtd.dk | 136.144.212.108 | parking.hostingserver.nl | AS20857 Signet B.V. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 136.144.212.108 |
| 🔶 Autoconfig | mail.hostingserver.nl → 89.41.169.107 |
| Service | Priority | Weight | Port | Target |
|---|---|---|---|---|
| _autodiscover._tcp | 10 | 10 | 443 | mail.hostingserver.nl |
| TXT Record |
|---|
| v=spf1 include:_spf.premiumantispam.nl +all |
| Policy | Record (jtd.dk) |
|---|---|
| +all (no restriction) | v=spf1 include:_spf.premiumantispam.nl +all |
| www | 136.144.212.108 (AS20857) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Denial of existence | NSEC zone can be walked (all names enumerable) |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: +all
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✓ Found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2021010100 |
| Primary NS (MNAME) | ns1.dn-s.nl |
| Responsible (RNAME) | hostmaster@jtd.dk |
| Refresh | 600s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 86400s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2015-07-30 |
| Expires | 2027-07-31 (287d) |
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).
No other domain with this registrant in our WHOIS data yet| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-09 08:22:20 shown | 4869ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-08 08:18:24 | 6983ms | 4 NS 0 A 0 MX | ❓ Unknown |
| 2026-10-05 18:22:09 | 995ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-10-04 18:17:34 | 5217ms | 4 NS 1 A 1 MX | ❓ Unknown |
| 2026-10-01 18:05:45 | 750ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-30 18:02:42 | 4722ms | 4 NS 0 A 1 MX | 🔓 Insecure |
| 2026-09-08 23:31:28 | 2705ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-27 01:00:57 | 1058ms | 4 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-18 06:11:53 | 17437ms | 4 NS 1 A 1 MX | 🔓 Insecure |