kestner.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.213.191 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod8-cph3.one.com, mx2.pub.mailpod8-cph3.one.com and 1 more. The zone is DNSSEC-signed and validates, has no 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | 195.206.121.10 | ns01.one.com | AS197495 One.com A/S |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.30.213.191 | 3600s | webforward.webpod14-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.pub.mailpod8-cph3.one.com | 185.164.14.102 | mx1.pub.mailpod8-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod8-cph3.one.com | 185.164.14.103 | mx2.pub.mailpod8-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod8-cph3.one.com | 185.164.14.104 | mx3.pub.mailpod8-cph3.one.com | AS51468 One.com A/S |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 46.30.213.185 |
| 🔶 Autoconfig | 46.30.213.185 |
| TXT Record |
|---|
| v=spf1 include:_custspf.one.com -all |
| Policy | Record (kestner.dk) |
|---|---|
| -all (hard fail) | v=spf1 include:_custspf.one.com -all |
| www | 46.30.213.191 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 1/10 · policy: -all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod8-cph3.one.com | DANE-EE · SPKI · SHA-256 | 026A3DCAF3804B72DA8C105B5ADC0C7D… |
| SMTP _25._tcp.mx2.pub.mailpod8-cph3.one.com | DANE-EE · SPKI · SHA-256 | 026A3DCAF3804B72DA8C105B5ADC0C7D… |
| SMTP _25._tcp.mx3.pub.mailpod8-cph3.one.com | DANE-EE · SPKI · SHA-256 | 026A3DCAF3804B72DA8C105B5ADC0C7D… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026061905 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-18 02:11:03 | 495ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-09-25 23:04:24 | 513ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-09 11:50:33 | 644ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-26 15:24:41 | 687ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-08-19 08:19:47 | 3264ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-27 19:45:54 shown | 1637ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-25 04:22:57 | 674ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-21 10:58:49 | 642ms | 2 NS 1 A 3 MX | ⚠️ Bogus |
| 2026-06-20 23:08:32 | 524ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-20 20:17:10 | 1095ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-20 14:20:40 | 951ms | 2 NS 1 A 3 MX | 🔒 Secure |
| 2026-06-18 03:52:52 | 1204ms | 2 NS 1 A 3 MX | 🔒 Secure |