esbc.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 46.30.215.6 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.pub.mailpod9-cph3.one.com, mx2.pub.mailpod9-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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns01.one.com | — | — | — |
| ns02.one.com | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 46.30.215.6 | — | webcluster1.webpod15-cph3.one.com | AS51468 | One.com A/S | 46.30.208.0/21 | 🇩🇰 Denmark | Copenhagen |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:10e:37:1b4a:a530:bfdd | — | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 46.30.215.6 2a02:2350:5:10e:37:1b4a:a530:bfdd (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network esbc.dk: 46.30.215.6 2a02:2350:5:10e:37:1b4a:a530:bfdd (AS51468) www.esbc.dk: 46.30.215.6 2a02:2350:5:10e:37:1b4a:a530:bfdd (AS51468) |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| SMTP _25._tcp.mx2.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| SMTP _25._tcp.mx3.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| SMTP _25._tcp.mx4.pub.mailpod9-cph3.one.com | DANE-EE · SPKI · SHA-256 | 5D2162F5CED0ACD2C3D63E5582045A6C… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026060201 |
| 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 |
|---|---|---|---|
| 2026-10-03 18:42:38 | 4773ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-30 18:24:02 | 514ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-28 00:59:54 | 851ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 21:37:29 | 978ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 20:16:47 | 611ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-25 16:50:47 | 998ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-02 21:46:17 | 9598ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-27 18:30:18 | 1501ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 08:15:37 shown | 947ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-17 08:15:10 | 1027ms | 2 NS 1 A 4 MX | 🔒 Secure |