bysecond.dk is a .dk domain served by 2 nameservers (ns01.one.com, ns02.one.com). It was registered on 3 February 2022 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.221.38.122 is hosted by team.blue Denmark A/S (AS48854) 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, publishes a DMARC policy and has no IPv6 address. 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 |
|---|---|---|---|---|---|---|---|
| 185.221.38.122 | 3600s | s1c8lb1.shopfactory.io | AS48854 | team.blue Denmark A/S | 185.221.36.0/22 | 🇩🇰 Denmark | — |
| 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 |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | 185.221.38.122 |
| 🔶 Autoconfig | 185.221.38.122 |
| TXT Record |
|---|
| v=spf1 include:spf.shopfactory.io include:_custspf.one.com include:spf.dandomain.dk include:_spf.google.com include:spf.protection.outlook.com ~all |
| Policy | Record (bysecond.dk) |
|---|---|
| ~all (soft fail) | v=spf1 include:spf.shopfactory.io include:_custspf.one.com include:spf.dandomain.dk include:_spf.google.com include:spf.protection.outlook.com ~all |
| Policy | Record (_dmarc.bysecond.dk) |
|---|---|
| p=quarantine | v=DMARC1; p=quarantine; rua=mailto:admin@globalrefservice.com; |
| www | 185.221.38.122 (AS48854) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| CDS / CDNSKEY | None 0 CDS, 0 CDNSKEY |
DNS lookups: 7/10 · policy: ~all
No problems found| Service / Owner | Type | Cert association |
|---|---|---|
| SMTP _25._tcp.mx1.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 068A81EDC98C58D5D494EDF2924D5F50… |
| SMTP _25._tcp.mx2.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 068A81EDC98C58D5D494EDF2924D5F50… |
| SMTP _25._tcp.mx3.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 068A81EDC98C58D5D494EDF2924D5F50… |
| SMTP _25._tcp.mx4.pub.mailpod11-cph3.one.com | DANE-EE · SPKI · SHA-256 | 068A81EDC98C58D5D494EDF2924D5F50… |
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2026082502 |
| 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 | ONE.COM A/S |
| Registered | 2022-02-03 |
| Expires | 2027-02-02 (105d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-26 08:57:11 | 9605ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-23 22:55:37 | 883ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-09-19 13:38:56 | 978ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-08-25 16:02:49 shown | 641ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-07-05 18:06:32 | 854ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-28 21:34:31 | 733ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-26 05:38:18 | 627ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-22 10:00:46 | 3293ms | 2 NS 1 A 4 MX | 🔒 Secure |
| 2026-06-22 00:31:19 | 1097ms | 0 NS 0 A 0 MX | ❓ Unknown |
| 2026-06-16 18:25:13 | 663ms | 2 NS 1 A 4 MX | 🔒 Secure |