bluesky.dk is a .dk domain served by 3 nameservers (ns1.netio.cz, ns2.netio.cz, ns3.netio.cz). It was registered on 20 June 2023 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.25.185.106 is hosted by MasterDC s.r.o. (AS24971) in Czechia. Mail is handled by mail.bluesky.dk. The zone is not DNSSEC-signed, 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.netio.cz | 185.25.184.6 | ns1.netio.cz | AS24971 MasterDC s.r.o. |
| ns2.netio.cz | 185.28.194.194 | ns2.anycastdns.cz | AS60592 Gransy s.r.o. |
| ns3.netio.cz | 185.38.108.108 | ns1.anycastdns.cz | AS60592 Gransy s.r.o. |
| IP | TTL | PTR | ASN | ISP / Org | CIDR | Country | City |
|---|---|---|---|---|---|---|---|
| 185.25.185.106 | 1800s | vm1841.cust.netio.cz | AS24971 | MasterDC s.r.o. | 185.25.184.0/22 | 🇨🇿 Czechia | — |
| Priority | TTL | Mail Server | IP addresses | PTR | ASN |
|---|---|---|---|---|---|
| 10 | 1800s | mail.bluesky.dk | 185.25.185.106 | vm1841.cust.netio.cz | AS24971 MasterDC s.r.o. |
| Service | CNAME / IP |
|---|---|
| 🔷 Autodiscover | bluesky.dk → 185.25.185.106 |
| 🔶 Autoconfig | bluesky.dk → 185.25.185.106 |
| www CNAME | bluesky.dk (all on bluesky.dk) |
| www vs bare domain | Same network |
| Wildcard | Yes: any name under the zone resolves |
| Type | Name | Value |
|---|---|---|
| CNAME | _acme-challenge.bluesky.dk | bluesky.dk |
| Check | Result |
|---|---|
| Validation Status | 🔓 Insecure |
| AD Flag (resolver validates) | ✗ Not set |
| DS Record | ✗ Not found |
| DNSKEY Record | ✗ Not found |
| Flags | unsigned answer |
| Field | Value |
|---|---|
| Serial | 2023062101 |
| Primary NS (MNAME) | ns1.netio.cz |
| Responsible (RNAME) | hostmaster@netio.cz |
| Refresh | 10800s |
| Retry | 3600s |
| Expire | 1209600s |
| Minimum (neg-cache TTL) | 3600s |
| Field | Value |
|---|---|
| Registrar | Gransy s.r.o. |
| Registered | 2023-06-20 |
| Expires | 2027-06-19 (245d) |
| Scanned At | Duration | Records | DNSSEC |
|---|---|---|---|
| 2026-10-08 05:21:00 | 1320ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-23 19:14:15 | 1336ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-15 05:48:15 | 10867ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-09-10 00:16:27 shown | 3408ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 10:33:05 | 2374ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-08-27 03:40:09 | 1280ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-07-01 23:44:01 | 1652ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 15:14:17 | 3474ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 15:09:55 | 1925ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 15:06:45 | 613ms | 3 NS 1 A 1 MX | 🔓 Insecure |
| 2026-06-16 15:00:18 | 3083ms | 3 NS 1 A 1 MX | 🔓 Insecure |