bbsyn.dk is a .dk domain served by 2 nameservers (ns1.curanet.dk, ns2.curanet.dk). It was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.21.42.119 is hosted by team.blue Denmark A/S (AS48854) in Denmark. Mail is handled by mx1.onlinemail.io, mx2.onlinemail.io. The zone is DNSSEC-signed and validates, has no 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.
| Nameserver | IP addresses | PTR | ASN / ISP |
|---|---|---|---|
| ns1.curanet.dk | — | — | — |
| ns2.curanet.dk | — | — | — |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.21.42.119 | — | prolinux8.curanet.dk | AS48854 | team.blue Denmark A/S | 185.21.40.0/22 | 🇩🇰 Denmark | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | — | mx1.onlinemail.io | 185.21.42.12 | mx1.onlinemail.io | AS48854 team.blue Denmark A/S |
| 20 | — | mx2.onlinemail.io | 46.36.208.16 | mx2.onlinemail.io | AS48854 team.blue Denmark A/S |
| TXT Record |
|---|
| v=spf1 a mx include:spf.curanet.dk include:web.shared.mysmtp.com ~all |
| Policy | Record (bbsyn.dk) |
|---|---|
| ~all (soft fail) | v=spf1 a mx include:spf.curanet.dk include:web.shared.mysmtp.com ~all |
| www | 104.21.77.100 172.67.206.176 2606:4700:3031::ac43:ceb0 2606:4700:3037::6815:4d64 (AS13335) (address records, no CNAME) |
| www vs bare domain | Same network |
| Wildcard | No |
DNS lookups: 9/10 · policy: ~all
| Check | Result |
|---|---|
| Validation Status | 🔒 Secure |
| AD Flag (resolver validates) | ✓ Set |
| DS Record | ✓ Found |
| DNSKEY Record | ✓ Found |
| Flags | fully validated |
| Field | Value |
|---|---|
| Serial | 2024050701 |
| Primary NS (MNAME) | ns1.curanet.dk |
| Responsible (RNAME) | hostmaster@curanet.dk |
| Refresh | 14400s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 300s |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-09-30 17:02:07 | 727ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-26 13:48:37 | 581ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-23 14:59:10 | 1012ms | 2 NS 2 A 2 MX | 🔓 Insecure |
| 2026-09-16 13:31:17 | 1379ms | 2 NS 1 A 2 MX | 🔓 Insecure |
| 2026-09-14 09:24:47 | 452ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-13 06:36:21 | 2372ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-09-03 19:33:21 | 422ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-08-28 02:48:53 | 614ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-20 11:08:38 | 17308ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-07-15 09:15:41 | 24567ms | 2 NS 1 A 2 MX | 🔒 Secure |
| 2026-06-16 14:11:25 shown | 562ms | 2 NS 1 A 2 MX | 🔒 Secure |