ptr.dk is a .dk domain served by 2 nameservers (ns1.kontiki.dk, ns2.kontiki.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Mail is handled by mailfilter1.dateltek.dk, mailfilter2.dateltek.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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.kontiki.dk | 194.182.16.34 | gounod.dateltek.dk | AS42525 GlobalConnect A/S |
| ns2.kontiki.dk | 194.182.16.66 | presley.dateltek.dk | AS42525 GlobalConnect A/S |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 10.30.30.200 | 86400s | — | — | — | — | — | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 14400s | mailfilter1.dateltek.dk | 194.182.16.33 | berlioz.dateltek.dk | AS42525 GlobalConnect A/S |
| 20 | 14400s | mailfilter2.dateltek.dk | 194.182.16.65 | stones.dateltek.dk | AS42525 GlobalConnect A/S |
| TXT Record |
|---|
| v=spf1 include:spf.mailjet.com mx ip4:194.182.16.0/25 ip4:87.104.24.13/32 -all |
| Policy | Record (ptr.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:spf.mailjet.com mx ip4:194.182.16.0/25 ip4:87.104.24.13/32 -all |
| www CNAME | web1.dateltek.dk (all on dateltek.dk) ⚠ Dangling: the CNAME target does not exist. If that name can be claimed (an unregistered domain, or a free name on a hosting platform), whoever claims it controls www.ptr.dk |
| www vs bare domain | www does not resolve (all like this) |
| Wildcard | No |
DNS lookups: 2/10 · 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 | 2024111400 |
| Primary NS (MNAME) | ns1.kontiki.dk |
| Responsible (RNAME) | drift@dateltek.dk |
| Refresh | 3600s |
| Retry | 900s |
| Expire | 1728000s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-29 21:04:41 shown | 2455ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-25 15:16:31 | 2499ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-02 11:39:58 | 844ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-27 19:38:40 | 3989ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-27 15:03:15 | 3100ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-18 22:09:07 | 631ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-06-17 23:20:27 | 852ms | 2 NS 1 A 2 MX | 🔓 Insecure |