btost.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 2 May 2001 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 77.111.240.211 is hosted by One.com A/S (AS51468) in Denmark. Mail is handled by mx1.mailpod16-cph3.g1i.one.com, mx2.mailpod16-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 |
|---|---|---|---|---|---|---|---|
| 77.111.240.211 | 3600s | webcluster1.wordpresspod1-cph3.one.com | AS51468 | One.com A/S | 77.111.240.0/22 | 🇩🇰 Denmark | Copenhagen |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 10800s | mx1.mailpod16-cph3.g1i.one.com | 5.249.232.33 | mx1.mailpod16-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx2.mailpod16-cph3.g1i.one.com | 5.249.232.34 | mx2.mailpod16-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx3.mailpod16-cph3.g1i.one.com | 5.249.232.35 | mx3.mailpod16-cph3.g1i.one.com | AS51468 One.com A/S |
| 10 | 10800s | mx4.mailpod16-cph3.g1i.one.com | 5.249.232.36 | mx4.mailpod16-cph3.g1i.one.com | AS51468 One.com A/S |
| IPv6 Address | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 2a02:2350:5:101:9e:2db3:96f0:70d2 | 3600s | — | AS51468 | One.com A/S | 2a02:2350:0:0:0:0:0:0/32 | 🇩🇰 Denmark | Copenhagen |
| www | 77.111.240.211 2a02:2350:5:101:9e:2db3:96f0:70d2 (AS51468) (address records, no CNAME) |
| www vs bare domain | Same network btost.dk: 77.111.240.211 2a02:2350:5:101:9e:2db3:96f0:70d2 (AS51468) www.btost.dk: 77.111.240.211 2a02:2350:5:101:9e:2db3:96f0:70d2 (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.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 24689A1B29BE70163B6DCF262497B6EC… |
| SMTP _25._tcp.mx1.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 2362DFAC1BB9F66402E0636BDEF478E5… |
| SMTP _25._tcp.mx2.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 24689A1B29BE70163B6DCF262497B6EC… |
| SMTP _25._tcp.mx2.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 2362DFAC1BB9F66402E0636BDEF478E5… |
| SMTP _25._tcp.mx3.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 24689A1B29BE70163B6DCF262497B6EC… |
| SMTP _25._tcp.mx3.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 2362DFAC1BB9F66402E0636BDEF478E5… |
| SMTP _25._tcp.mx4.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 24689A1B29BE70163B6DCF262497B6EC… |
| SMTP _25._tcp.mx4.mailpod16-cph3.g1i.one.com | DANE-EE · SPKI · SHA-256 | 2362DFAC1BB9F66402E0636BDEF478E5… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026090301 |
| 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 | 2001-05-02 |
| Expires | 2027-06-30 (256d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-05 21:07:17 | 2643ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-30 20:30:08 | 645ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-30 04:52:24 | 618ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-24 15:19:48 | 2516ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-14 23:56:32 | 613ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-07 00:32:32 | 750ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-03 19:40:44 shown | 663ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-31 12:38:53 | 770ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-07 07:51:40 | 884ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-31 00:05:59 | 4635ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-28 00:47:43 | 1059ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-27 00:21:28 | 890ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-25 23:34:15 | 1025ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-24 23:23:11 | 949ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-23 21:58:27 | 8843ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-22 21:36:43 | 16649ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-21 20:19:39 | 1089ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-20 18:33:50 | 866ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-19 17:15:18 | 1020ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-18 13:13:28 | 24784ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-17 12:03:13 | 2740ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-15 06:32:30 | 869ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-13 22:44:58 | 940ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-08 09:30:34 | 1779ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-06 05:25:53 | 859ms | 2 NS 1 A 4 MX | 🔒 Secure |