study-maximum.ru - dns.ninja
study-maximum.ru
ru
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | c.tld-servers.ru | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=4069624 | ||||||
PTR for
Same first word
study-maximum.ru |
DNS History
8 records (7 active, 1 former)
●NSns1.timeweb.ru2026-02-17 → 2026-07-15 · 2 obs
● 2026-07-15 15:17:24
●NSns2.timeweb.ru2026-02-17 → 2026-07-15 · 2 obs
● 2026-07-15 15:17:24
●NSns3.timeweb.org2026-02-17 → 2026-07-15 · 2 obs
● 2026-07-15 15:17:24
●NSns4.timeweb.org2026-02-17 → 2026-07-15 · 2 obs
● 2026-07-15 15:17:24
●MXmx1.timeweb.ru2026-02-17 → 2026-07-15 · 2 obs
● 2026-07-15 15:17:24
●MXmx2.timeweb.ru2026-02-17 → 2026-07-15 · 2 obs
● 2026-07-15 15:17:24
●A31.135.66.1812026-04-21 → 2026-07-15 · 3 obs
● 2026-04-21 17:27:38
● 2026-07-15 15:17:24
○A93.123.194.2052026-02-17 → 2026-04-13 · 4 obs
● 2026-04-13 17:24:22
○ 2026-04-21 17:27:38
○ 2026-07-15 15:17:24
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, c.tld-servers.ru, e.dns.ripn.net, d.dns.ripn.net... | - |
| study-maximum.ru | ns1.timeweb.ru, ns2.timeweb.ru, ns3.timeweb.org, ns4.timeweb.org | 2 records |
✅ Authoritative Response
Server:139.45.249.139
NS records: ns1.timeweb.ru, ns2.timeweb.ru, ns3.timeweb.org, ns4.timeweb.org
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for study-maximum.ru (unsigned zone)
⏱️ Timing
Total: 1619ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.135.66.181 |
| NS | 4 | ns3.timeweb.org, ns1.timeweb.ru... |
| MX | 2 | mx2.timeweb.ru (pri: 20), mx1.timeweb.ru (pri: 10) |
| TXT | 2 | _globalsign-domain-verification=-Nyl5leT, v=spf1 include:_spf.timeweb.ru ~all |
| SOA | 1 | ns1.timeweb.ru dns.timeweb.ru |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.timeweb.ru, ns2.timeweb.ru)
Analysis
IP Addresses
study-maximum.ru resolves to just one IP address, 31.135.66.181.
Other host names share IP numbers with study-maximum.ru; study-prime.ru is one such example.
Name Servers
The NS records for study-maximum.ru point to four name servers: ns3.timeweb.org, ns4.timeweb.org, ns1.timeweb.ru and ns2.timeweb.ru.
There is at least partial name server overlap between study-maximum.ru and other domains — vnd.ru, y0da.ru, 1443697-cs69609.tw1.ru and two more among them.
All four hostnames — ns3.timeweb.org, ns4.timeweb.org, ns1.timeweb.ru and ns2.timeweb.ru — resolve to two IP numbers apiece: ns3.timeweb.org to 217.78.234.130 and 2a03:6f07:4::2; ns4.timeweb.org to 139.45.249.139 and 2a00:65e0:6:5:232a::2; ns1.timeweb.ru to 85.193.93.93 and 2a03:6f04:dead:bee::1; ns2.timeweb.ru to 85.193.93.85 and 2a03:6f04:dead:bee::2.
Mail Servers
study-maximum.ru is served by two mail servers, mx1.timeweb.ru and mx2.timeweb.ru.
Among the domains sharing a mail server setup with study-maximum.ru are aptekavd.com, coolforum.ru, kupetable.ru and two others.
study-maximum.ru and other domains — b2b78.ru for instance — share at least some mail servers.
Each of the two host names carries two IP addresses: mx1.timeweb.ru points to 92.53.116.47 and 2a03:6f00:3::5c35:742f, and mx2.timeweb.ru points to 92.53.116.51 and 2a03:6f00:3::5c35:7433.