interstudy.by - dns.ninja
interstudy.by
by
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns1.tld.becloud.by ⭐ | ||||||
| NS | dns1.tld.becloudby.com | ||||||
| NS | dns2.tld.becloudby.tech | ||||||
| NS | dns3.tld.becloudby.tech | ||||||
| NS | dns4.tld.becloudby.tech | ||||||
| NS | dns7.tld.becloudby.com | ||||||
| SOA | dns1.tld.becloud.bysupport@becloud.by serial=2607271100 | ||||||
Subdomains
www.interstudy.by |
Same first word
Similar names
DNS History
8 records (8 active, 0 former)
●NSns1.timeweb.ru2026-02-22 → 2026-07-27 · 2 obs
● 2026-07-27 11:10:02
●NSns2.timeweb.ru2026-02-22 → 2026-07-27 · 2 obs
● 2026-07-27 11:10:02
●NSns3.timeweb.org2026-02-22 → 2026-07-27 · 2 obs
● 2026-07-27 11:10:02
●NSns4.timeweb.org2026-02-22 → 2026-07-27 · 2 obs
● 2026-07-27 11:10:02
●MXmx1.timeweb.ru2026-02-22 → 2026-07-27 · 2 obs
● 2026-07-27 11:10:02
●MXmx2.timeweb.ru2026-02-22 → 2026-07-27 · 2 obs
● 2026-07-27 11:10:02
●A2a03:6f00:6:1::57f9:2ba22026-02-22 → 2026-07-27 · 2 obs
● 2026-07-27 11:10:02
●A87.249.43.1622026-02-22 → 2026-07-27 · 2 obs
● 2026-07-27 11:10:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| by | dns1.tld.becloudby.com, dns2.tld.becloudby.tech, dns3.tld.becloudby.tech, dns4.tld.becloudby.tech... | 9 records |
| interstudy.by | ns1.timeweb.ru, ns2.timeweb.ru, ns3.timeweb.org, ns4.timeweb.org | - |
✅ Authoritative Response
Server:217.78.234.130
NS records: ns1.timeweb.ru, ns2.timeweb.ru, ns3.timeweb.org, ns4.timeweb.org
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at by: Error: DNS query timeout: 93.125.25.72 for DNSKEY by
⏱️ Timing
Total: 4135ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 87.249.43.162 |
| AAAA | 1 | 2a03:6f00:6:1::57f9:2ba2 |
| NS | 4 | ns3.timeweb.org, ns1.timeweb.ru... |
| MX | 2 | mx2.timeweb.ru (pri: 10), mx1.timeweb.ru (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.timeweb.ru ~all |
| SOA | 1 | ns1.timeweb.ru dns.timeweb.ru |
📌 Glue Records Collected
Total: 9
Out-of-bailiwick: 9 (dns1.tld.becloudby.com, dns2.tld.becloudby.tech, dns3.tld.becloudby.tech...)
Analysis
Hierarchy
www.interstudy.by is delegated beneath interstudy.by.
IP Addresses
interstudy.by points to the IP addresses 87.249.43.162 and 2a03:6f00:6:1::57f9:2ba2
Among the host names that share IP numbers with interstudy.by are toponymy.ru, mail.novitecpro.ru, fokkalin.ru and two others.
Name Servers
The domain interstudy.by is delegated to these 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 interstudy.by and other domains — autolink24.ru, 194.97.53.92.in-addr.arpa, 23.209.57.176.in-addr.arpa 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
The MX records for interstudy.by point to two mail servers: mx1.timeweb.ru and mx2.timeweb.ru.
interstudy.by has the same mail server arrangement as a number of other domains, for example uni-medica.ru, playpw.ru, postelberi.ru and two more.
Some mail servers of interstudy.by are also used by other domains, notably royaltg.org and infranews.ru.
Both mx1.timeweb.ru and mx2.timeweb.ru have two IP addresses each. mx1.timeweb.ru resolves to 92.53.116.47 and 2a03:6f00:3::5c35:742f; mx2.timeweb.ru resolves to 92.53.116.51 and 2a03:6f00:3::5c35:7433.