protebu.com - dns.ninja
protebu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:1528:240::15🇨🇿 CASABLANCA-AS2001:1528::/32 Casablanca INT v6 network | ||||||
| PTR | krios.blueboard.cz | ||||||
| A | 217.11.249.139🇨🇿 CASABLANCA-AS217.11.248.0/23 Casablanca INT | ||||||
| NS | shinzon.blueboard.cz ⭐ | ||||||
| A | 2a00:1ed0:45::b🇨🇿 VSHOSTING2a00:1ed0::/32 | ||||||
| PTR | shinzon.blueboard.cz | ||||||
| A | 178.251.187.7🇨🇿 VSHOSTING178.251.184.0/21 | ||||||
| PTR | shinzon.blueboard.cz | ||||||
| NS | ns2.blueboard.cz | ||||||
| A | 2a01:4f8:13b:8d4::2🇩🇪 Hetzner2a01:4f8::/32 HETZNER-IPv6-BLK | ||||||
| A | 195.201.57.122🇩🇪 Hetzner195.201.0.0/16 HETZNER-DC | ||||||
| PTR | ns2.blueboard.cz | ||||||
| MX | jaguar.blueboard.cz ⭐ | ||||||
| A | 2a00:1ed0:45::c🇨🇿 VSHOSTING2a00:1ed0::/32 | ||||||
| PTR | jaguar.blueboard.cz | ||||||
| A | 178.251.187.8🇨🇿 VSHOSTING178.251.184.0/21 | ||||||
| PTR | jaguar.blueboard.cz | ||||||
| TXT | v=spf1 a mx include:spf.blueboard.cz -all | ||||||
| SOA | shinzon.blueboard.czhostmaster@blueboard.cz 2019-04-07 #21 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1784839417 | ||||||
Same first word
protebu.com |
Similar names
DNS History
5 records (5 active, 0 former)
●NSns2.blueboard.cz2019-04-05 → 2026-07-23 · 2 obs
● 2026-07-23 20:59:00
●NSshinzon.blueboard.cz2019-04-05 → 2026-07-23 · 2 obs
● 2026-07-23 20:59:00
●MXjaguar.blueboard.cz2019-04-05 → 2026-07-23 · 2 obs
● 2026-07-23 20:59:00
●A2001:1528:240::152019-04-05 → 2026-07-23 · 2 obs
● 2026-07-23 20:59:00
●A217.11.249.1392019-04-05 → 2026-07-23 · 2 obs
● 2026-07-23 20:59:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net, i.gtld-servers.net... | - |
| protebu.com | shinzon.blueboard.cz, ns2.blueboard.cz | - |
✅ Authoritative Response
Server:178.251.187.7
NS records: shinzon.blueboard.cz, ns2.blueboard.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for protebu.com (unsigned zone)
⏱️ Timing
Total: 1315ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 217.11.249.139 |
| AAAA | 1 | 2001:1528:240::15 |
| NS | 2 | shinzon.blueboard.cz, ns2.blueboard.cz |
| MX | 1 | jaguar.blueboard.cz (pri: 10) |
| TXT | 1 | v=spf1 a mx include:spf.blueboard.cz -al |
| SOA | 1 | shinzon.blueboard.cz hostmaster.blueboar |
Analysis
IP Addresses
protebu.com directs to two IP numbers, 217.11.249.139 and 2001:1528:240::15
Among the host names that share IP numbers with protebu.com are omcanopies.cz, hrabarev.eu, haygain.cz and two others.
Name Servers
protebu.com is delegated to two name servers: ns2.blueboard.cz and shinzon.blueboard.cz.
protebu.com has the same name server delegation as a number of other domains, such as relaxtrebon.cz, elektrokom.eu, inatura.sk and two more.
protebu.com partially shares its NS delegation with several other domains, including aikido-fm.cz, museion.cz, stefkova.cz and two others.
These name servers often co-occur with the name servers jaguar.blueboard.cz.
ns2.blueboard.cz and shinzon.blueboard.cz each resolve to two IP addresses: ns2.blueboard.cz points to 195.201.57.122 and 2a01:4f8:13b:8d4::2, while shinzon.blueboard.cz points to 178.251.187.7 and 2a00:1ed0:45::b.
Mail Servers
protebu.com routes its mail through a single mail server, jaguar.blueboard.cz.
protebu.com has the same mail server arrangement as a number of other domains, for example opora.cz, behat.cz, revue.sk and two more.
protebu.com shares at least some of its mail servers with other domains — for example flagis.com, jicin.cz, topasplus.cz and two more.
The host jaguar.blueboard.cz resolves to 178.251.187.8 and 2a00:1ed0:45::c — two IP addresses.