video-study.net - robtex.com
video-study.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=1780899211 | ||||||
MX for
video-study.net |
Same first word
video-study.net |
DNS History
8 records (7 active, 1 former)
●NSns1.xserver.jp2018-10-02 → 2026-06-08 · 2 obs
● 2026-06-08 06:21:34
●NSns2.xserver.jp2018-10-02 → 2026-06-08 · 2 obs
● 2026-06-08 06:21:34
●NSns3.xserver.jp2018-10-02 → 2026-06-08 · 2 obs
● 2026-06-08 06:21:34
●NSns4.xserver.jp2018-10-02 → 2026-06-08 · 2 obs
● 2026-06-08 06:21:34
●NSns5.xserver.jp2018-10-02 → 2026-06-08 · 2 obs
● 2026-06-08 06:21:34
●MXvideo-study.net2018-10-02 → 2026-06-08 · 2 obs
● 2026-06-08 06:21:34
○A183.90.240.452018-10-02 → 2018-10-02 · 3 obs
○ 2026-03-07 13:54:38
○ 2026-06-08 06:21:34
●A85.131.209.692026-03-07 → 2026-06-08 · 3 obs
● 2026-03-07 13:54:38
● 2026-06-08 06:21:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net... | - |
| video-study.net | ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp... | - |
✅ Authoritative Response
Server:202.226.36.247
NS records: ns1.xserver.jp, ns2.xserver.jp, ns3.xserver.jp, ns4.xserver.jp, ns5.xserver.jp
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for video-study.net (unsigned zone)
⏱️ Timing
Total: 493ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 85.131.209.69 |
| NS | 5 | ns2.xserver.jp, ns1.xserver.jp... |
| MX | 1 | video-study.net (pri: 0) |
| TXT | 1 | v=spf1 +a:sv16528.xserver.jp +a:video-st |
| SOA | 1 | ns1.xserver.jp root.xserver.jp |
Analysis
Mail Server Role
video-study.net handles its own mail, functioning as its own mail server.
IP Addresses
video-study.net resolves to just one IP address, 85.131.209.69.
Two other host names, along with motoki-sapporo.com, see-soyu.co.jp and mail.motoki-sapporo.com, also share IP numbers with video-study.net.
Name Servers
video-study.net delegates to 5 name servers — ns1.xserver.jp, ns2.xserver.jp and ns3.xserver.jp among them, along with two more.
video-study.net partially shares its NS delegation with several other domains, including nasimeyablog.com, tokushimaism.com, enoki-s.com and two others.
These name servers are regularly seen alongside ns4.xserver.jp and ns5.xserver.jp as name servers.
Hostnames that map to three IP numbers:
ns1.xserver.jp has IP addresses 202.226.36.164, 202.226.36.170 and 202.226.36.246.
ns4.xserver.jp has IP addresses 183.90.224.226, 183.90.224.230 and 202.226.39.247.
ns5.xserver.jp has IP addresses 157.112.182.218, 157.112.182.220 and 202.226.37.247.
Host names with one IP number:
ns2.xserver.jp directs to 35.72.43.26.
ns3.xserver.jp directs to 202.226.36.247.
Mail Servers
video-study.net is served by just one mail server: video-study.net.
video-study.net has exactly one IP number: 85.131.209.69.