sailmail.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 9 April 2015 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 46.30.215.40 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 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 |
|---|---|---|---|---|---|---|---|
| 46.30.215.40 | 3600s | webcluster2.webpod15-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 |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 46.30.215.40 |
| 🔶 Autoconfig | 46.30.215.40 |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:10e:8045:b2d7:c921:f1a4 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 46.30.215.22 2a02:2350:5:10e:b3:72a9:5aa8:5f5f (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network sailmail.dk: 46.30.215.22 2a02:2350:5:10e:b3:72a9:5aa8:5f5f (AS51468) www.sailmail.dk: 46.30.215.22 2a02:2350:5:10e:b3:72a9:5aa8:5f5f (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 | DB00CDA1DB82CC93CBF96D7D5806F329… |
| SMTP _25._tcp.mx2.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | DB00CDA1DB82CC93CBF96D7D5806F329… |
| SMTP _25._tcp.mx3.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | DB00CDA1DB82CC93CBF96D7D5806F329… |
| SMTP _25._tcp.mx4.mailpod15-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | DB00CDA1DB82CC93CBF96D7D5806F329… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026062305 |
| Primary NS (MNAME) | ns01.one.com |
| Responsible (RNAME) | hostmaster@one.com |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 600s |
| Field | Value |
|---|---|
| Registrar | Punktum dk A/S (direct) |
| Registered | 2015-04-09 |
| Expires | 2027-04-30 (190d) |
Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-16 05:46:41 | 448ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-07 14:31:41 | 492ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-02 13:02:21 | 440ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-10-01 00:50:13 | 520ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-28 07:22:23 | 691ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-20 00:55:02 | 9546ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-13 03:25:49 | 6635ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-10 11:53:36 | 800ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-27 18:38:01 | 918ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-26 08:59:04 | 1389ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-23 14:05:58 | 1014ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-22 13:17:21 | 1123ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-08 16:32:45 shown | 17238ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-04 18:39:39 | 3913ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-24 06:54:59 | 824ms | 2 NS 1 A 4 MX | ⚠️ Bogus |
| 2026-06-18 03:29:59 | 960ms | 2 NS 1 A 4 MX | 🔒 Secure |