studybooks.ru - robtex.com
studybooks.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 178.210.92.164🇷🇺 RU-CENTER178.210.92.0/24 -HOSTING | ||||||
| NS | ns3.nic.ru ⭐ | ||||||
| A | 194.85.61.20🇷🇺 RU-CENTER194.85.61.0/24 RUNIC | ||||||
| PTR | ns3.nic.ru | ||||||
| NS | ns4.nic.ru | ||||||
| A | 194.226.96.8🇷🇺 RU-CENTER194.226.96.0/24 RUCENTER | ||||||
| PTR | ns4.nic.ru | ||||||
| NS | ns8.nic.ru | ||||||
| A | 193.232.130.14🇷🇺 RU-CENTER193.232.130.0/24 | ||||||
| PTR | ns8.nic.ru | ||||||
| SOA | ns3.nic.ruadmin@studybooks.ru serial=1690296432 | ||||||
ru
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=4068147 | ||||||
Same first word
studybooks.ch |
studybooks.eu |
studybooks.dk |
studybooks.ru |
DNS History
16 records (4 active, 12 former)
○NSns.masterhost.ru2015-08-14 → 2017-11-23 · 4 obs
● 2017-11-23 15:28:30
○ 2026-03-09 09:38:04
○ 2026-03-23 18:23:36
○NSns1.masterhost.ru2015-08-14 → 2017-11-23 · 4 obs
● 2017-11-23 15:28:30
○ 2026-03-09 09:38:04
○ 2026-03-23 18:23:36
○NSns2.masterhost.ru2015-08-14 → 2017-11-23 · 4 obs
● 2017-11-23 15:28:30
○ 2026-03-09 09:38:04
○ 2026-03-23 18:23:36
●NSns3.nic.ru2026-03-09 → 2026-03-23 · 3 obs
● 2026-03-09 09:38:04
● 2026-03-23 18:23:36
●NSns4.nic.ru2026-03-09 → 2026-03-23 · 3 obs
● 2026-03-09 09:38:04
● 2026-03-23 18:23:36
●NSns8.nic.ru2026-03-09 → 2026-03-23 · 3 obs
● 2026-03-09 09:38:04
● 2026-03-23 18:23:36
○MXmx.yandex.ru2015-08-14 → 2017-11-23 · 4 obs
● 2017-11-23 15:28:30
○ 2026-03-09 09:38:04
○ 2026-03-23 18:23:36
●A178.210.92.1642026-03-09 → 2026-03-23 · 3 obs
● 2026-03-09 09:38:04
● 2026-03-23 18:23:36
○A2a00:15f8:a000:5:1:11:6:80262015-08-14 → 2017-11-23 · 4 obs
● 2017-11-23 15:28:30
○ 2026-03-09 09:38:04
○ 2026-03-23 18:23:36
○A2a00:15f8:a000:5:1:12:6:80262015-08-14 → 2017-11-23 · 4 obs
● 2017-11-23 15:28:30
○ 2026-03-09 09:38:04
○ 2026-03-23 18:23:36
○A2a00:15f8:a000:5:1:13:6:80262015-08-14 → 2017-11-23 · 4 obs
● 2017-11-23 15:28:30
○ 2026-03-09 09:38:04
○ 2026-03-23 18:23:36
○A2a00:15f8:a000:5:1:14:6:80262015-08-14 → 2017-11-23 · 4 obs
● 2017-11-23 15:28:30
○ 2026-03-09 09:38:04
○ 2026-03-23 18:23:36
○A90.156.201.1072015-08-14 → 2017-11-23 · 4 obs
● 2017-11-23 15:28:30
○ 2026-03-09 09:38:04
○ 2026-03-23 18:23:36
○A90.156.201.1132015-08-14 → 2017-11-23 · 4 obs
● 2017-11-23 15:28:30
○ 2026-03-09 09:38:04
○ 2026-03-23 18:23:36
○A90.156.201.372015-08-14 → 2017-11-23 · 4 obs
● 2017-11-23 15:28:30
○ 2026-03-09 09:38:04
○ 2026-03-23 18:23:36
○A90.156.201.412015-08-14 → 2017-11-23 · 4 obs
● 2017-11-23 15:28:30
○ 2026-03-09 09:38:04
○ 2026-03-23 18:23:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | e.dns.ripn.net, b.dns.ripn.net, a.dns.ripn.net, d.dns.ripn.net... | - |
| studybooks.ru | ns3.nic.ru, ns4.nic.ru, ns8.nic.ru | - |
✅ Authoritative Response
Server:194.226.96.8
NS records: ns3.nic.ru, ns4.nic.ru, ns8.nic.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studybooks.ru (unsigned zone)
⏱️ Timing
Total: 1109ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 178.210.92.164 |
| NS | 3 | ns4.nic.ru, ns3.nic.ru... |
| SOA | 1 | ns3.nic.ru admin.studybooks.ru |
Analysis
IP Addresses
studybooks.ru resolves to a single IP: 178.210.92.164.
Other host names, for instance gudvil.ru, pik-nik.ru, masseffect.ru, xn--b1aebbgv1abpxa.xn--p1ai and gkbeton.ru share IP numbers with studybooks.ru.
Name Servers
studybooks.ru delegates to three name servers: ns3.nic.ru, ns4.nic.ru and ns8.nic.ru.
studybooks.ru shares some name servers with other domains, for example eveready.ru, stately.ru, kam.ru, vector-radio.com and naiz.ru.
These name servers are commonly used alongside statuspage1.nic.ru, statuspage2.nic.ru, ns1.peterhost.ru and ns2.peterhost.ru.
Host names with a single IP: ns3.nic.ru points to 194.85.61.20; ns4.nic.ru points to 194.226.96.8; ns8.nic.ru points to 193.232.130.14.