altenborg.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 46.30.213.55 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.mailpod15-cph3.g1i.one.com, mx2.mailpod15-cph3.g1i.one.com and 2 more. The zone is DNSSEC-signed and validates, has no DMARC policy and is reachable over IPv6. 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 |
|---|---|---|---|---|---|---|---|
| 46.30.213.55 | 3600s | webcluster2.webpod12-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.mailpod15-cph3.g1i.one.com | 104.37.35.36 | mx1.mailpod15-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.mailpod15-cph3.g1i.one.com | 104.37.35.37 | mx2.mailpod15-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.mailpod15-cph3.g1i.one.com | 104.37.35.38 | mx3.mailpod15-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.mailpod15-cph3.g1i.one.com | 104.37.35.39 | mx4.mailpod15-cph3.g1i.one.com | AS51468 One.com A/S |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:10a:80bc:4e7c:cde6:1a72 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 46.30.213.55 2a02:2350:5:10a:80bc:4e7c:cde6:1a72 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network altenborg.dk: 46.30.213.55 2a02:2350:5:10a:80bc:4e7c:cde6:1a72 (AS51468) www.altenborg.dk: 46.30.213.55 2a02:2350:5:10a:80bc:4e7c:cde6:1a72 (AS51468) |
| Wildcard | No |
| Denial of existence | NSEC3 · 0 iterations · no salt RFC 9276 ✓ |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | E54A7262DC6E3E0F06227A22B71D01DC… |
| SMTP _25._tcp.mx2.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | E54A7262DC6E3E0F06227A22B71D01DC… |
| SMTP _25._tcp.mx3.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | E54A7262DC6E3E0F06227A22B71D01DC… |
| SMTP _25._tcp.mx4.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | E54A7262DC6E3E0F06227A22B71D01DC… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026092501 |
| 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 |
|---|---|---|---|
| 2026-10-01 04:04:21 shown | 508ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-25 22:10:37 | 881ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-23 21:41:21 | 677ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-08 22:11:38 | 1524ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-27 02:08:29 | 780ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-26 06:22:56 | 897ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-10 04:07:56 | 9052ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-25 05:27:37 | 893ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-20 00:03:51 | 2908ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-18 14:22:12 | 958ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 12:51:14 | 2201ms | 2 NS 1 A 4 MX | 🔒 Secure |