bstudy.net - dns.ninja
bstudy.net
net
| 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=1784921427 | ||||||
Subdomains
Same first word
Similar names
stubdy.com |
studby.com |
bydust.com |
bystud.com |
buydst.com |
studyb.com |
buytds.net |
dubsty.com |
stdbuy.cn |
budyst.com |
bustyd.com |
buytds.com |
DNS History
10 records (4 active, 6 former)
●NSns1.dyna-ns.net2026-03-19 → 2026-07-24 · 3 obs
● 2026-03-19 01:05:14
● 2026-07-24 19:38:06
○NSns1.parked.com2008-11-28 → 2008-11-28 · 3 obs
○ 2015-08-13 18:31:44
○ 2026-07-24 19:38:06
○NSns1.topdns.me2026-03-03 → 2026-03-03 · 5 obs
● 2026-03-03 11:22:10
● 2026-03-03 12:28:40
○ 2026-03-19 01:05:14
○ 2026-07-24 19:38:06
●NSns2.dyna-ns.net2026-03-19 → 2026-07-24 · 3 obs
● 2026-03-19 01:05:14
● 2026-07-24 19:38:06
○NSns2.parked.com2008-11-28 → 2008-11-28 · 3 obs
○ 2015-08-13 18:31:44
○ 2026-07-24 19:38:06
○NSns2.topdns.me2026-03-03 → 2026-03-03 · 5 obs
● 2026-03-03 11:22:10
● 2026-03-03 12:28:40
○ 2026-03-19 01:05:14
○ 2026-07-24 19:38:06
○NSns3.topdns.me2026-03-03 → 2026-03-03 · 5 obs
● 2026-03-03 11:22:10
● 2026-03-03 12:28:40
○ 2026-03-19 01:05:14
○ 2026-07-24 19:38:06
●MXmx.bstudy.net2026-03-19 → 2026-07-24 · 2 obs
● 2026-07-24 19:38:06
●A5.45.74.772026-03-03 → 2026-07-24 · 3 obs
● 2026-03-03 11:22:10
● 2026-07-24 19:38:06
○A69.46.228.1782008-11-28 → 2008-11-28 · 3 obs
○ 2015-08-13 18:31:44
○ 2026-07-24 19:38:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| bstudy.net | ns2.dyna-ns.net, ns1.dyna-ns.net | 4 records |
✅ Authoritative Response
Server:162.159.24.5
NS records: ns2.dyna-ns.net, ns1.dyna-ns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bstudy.net (unsigned zone)
⏱️ Timing
Total: 246ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.45.74.77 |
| NS | 2 | ns1.dyna-ns.net, ns2.dyna-ns.net |
| MX | 1 | mx.bstudy.net (pri: 10) |
| TXT | 1 | v=spf1 ip4:5.45.74.77 ip4:5.45.75.95 a m |
| SOA | 1 | ns1.dyna-ns.net hostmaster.bstudy.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.dyna-ns.net, ns2.dyna-ns.net, ns1.dyna-ns.net...)
Analysis
Hierarchy
www.bstudy.net and mx.bstudy.net are both subdomains of bstudy.net.
IP Addresses
bstudy.net resolves to one IP address: 5.45.74.77.
studexpo.ru, xstud.ru, vuzlit.ru and two other host names share IP numbers with bstudy.net.
Name Servers
bstudy.net uses two name servers for its delegation: ns1.dyna-ns.net and ns2.dyna-ns.net.
bstudy.net uses the same name servers as several other domains — among them a-ten588.com.tw, trentaine.com, busty-(0x6d696c66).biz and two more.
At least some of bstudy.net's name servers are also used by other domains, among them frameworknet.info.
The hosts ns1.dyna-ns.net and ns2.dyna-ns.net each resolve to four IP numbers: ns1.dyna-ns.net directs to 162.159.26.92, 162.159.27.158, 2400:cb00:2049:1::a29f:1a5c and 2400:cb00:2049:1::a29f:1b9e, and ns2.dyna-ns.net directs to 162.159.24.5, 162.159.25.5, 2400:cb00:2049:1::a29f:1805 and 2400:cb00:2049:1::a29f:1905.
Mail Servers
Mail for bstudy.net is handled by a single mail server, mx.bstudy.net.
mx.bstudy.net directs to just one IP number, 5.45.74.77.