3e3.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 46.30.215.105 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod11-cph3.one.com, mx2.pub.mailpod11-cph3.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 this 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 |
|---|---|---|---|---|---|---|---|
| 46.30.215.105 | 3600s | webcluster2.webpod16-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.mailpod11-cph3.one.com | 104.37.34.230 | mx1.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.pub.mailpod11-cph3.one.com | 104.37.34.231 | mx2.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.pub.mailpod11-cph3.one.com | 104.37.34.232 | mx3.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.pub.mailpod11-cph3.one.com | 104.37.34.233 | mx4.pub.mailpod11-cph3.one.com | AS51468 One.com A/S |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:111:804f:7963:e71f:21c7 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 46.30.215.105 2a02:2350:5:111:804f:7963:e71f:21c7 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network 3e3.dk: 46.30.215.105 2a02:2350:5:111:804f:7963:e71f:21c7 (AS51468) www.3e3.dk: 46.30.215.105 2a02:2350:5:111:804f:7963:e71f:21c7 (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.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 00E55642F312E05CDB899B1433EDF47F… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026062101 |
| 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 |
|---|---|---|---|
| 2026-10-16 14:00:15 | 1266ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-25 14:40:42 | 638ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-24 04:31:49 | 1328ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-22 22:47:11 | 1028ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-20 22:16:38 | 6608ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-17 12:59:03 | 1396ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-14 03:42:12 | 4945ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-02 19:38:38 | 15218ms | 2 NS 0 A 0 MX | 🔒 Secure |
| 2026-07-21 17:22:14 | 2779ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-11 17:34:48 | 17381ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-27 13:07:50 shown | 1593ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-26 14:18:39 | 559ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-18 09:58:21 | 5339ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 12:57:35 | 1997ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-16 12:52:18 | 3293ms | 2 NS 1 A 4 MX | 🔒 Secure |