pro-prepoda.ru - robtex.com
pro-prepoda.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 31.184.218.4🇷🇺 SELECTEL31.184.218.0/24 -NET | ||||||
| NS | ds01.zachteno.net ⭐ | ||||||
| NS | ns1.example.com ⚠️ Not in parent delegation | ||||||
| NS | ns1.freest.ru ⚠️ Not in zone NS records | ||||||
| A | 31.184.218.4🇷🇺 SELECTEL31.184.218.0/24 -NET | ||||||
| NS | ns2.example.com ⚠️ Not in parent delegation | ||||||
| NS | ns2.freest.ru ⚠️ Not in zone NS records | ||||||
| A | 31.184.218.4🇷🇺 SELECTEL31.184.218.0/24 -NET | ||||||
| MX | mail.pro-prepoda.ru(20) | ||||||
| A | 31.184.218.4🇷🇺 SELECTEL31.184.218.0/24 -NET | ||||||
| TXT | v=spf1 ip4:31.184.218.4 a mx ~all | ||||||
| SOA | ds01.zachteno.netroot@example.com 2025-11-07 #27 | ||||||
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=4068319 | ||||||
Subdomains
Same first word
pro-prepoda.ru |
DNS History
10 records (7 active, 3 former)
●NSds01.zachteno.net2026-02-16 → 2026-03-29 · 3 obs
● 2026-02-16 14:31:14
● 2026-03-29 14:33:58
○NSfreest.ru2015-06-07 → 2017-10-08 · 4 obs
● 2017-10-08 06:14:26
○ 2026-02-16 14:31:14
○ 2026-03-29 14:33:58
●NSns1.example.com2026-02-16 → 2026-03-29 · 3 obs
● 2026-02-16 14:31:14
● 2026-03-29 14:33:58
●NSns2.example.com2026-02-16 → 2026-03-29 · 3 obs
● 2026-02-16 14:31:14
● 2026-03-29 14:33:58
●MXmail.pro-prepoda.ru2015-06-07 → 2026-03-29 · 2 obs
● 2026-03-29 14:33:58
○A176.9.9.462015-06-07 → 2015-06-07 · 3 obs
○ 2015-10-23 02:40:06
○ 2026-03-29 14:33:58
●A31.184.218.42026-02-16 → 2026-03-29 · 3 obs
● 2026-02-16 14:31:14
● 2026-03-29 14:33:58
○A85.10.224.2452015-10-23 → 2017-10-08 · 5 obs
● 2015-10-23 02:40:06
● 2017-10-08 06:14:26
○ 2026-02-16 14:31:14
○ 2026-03-29 14:33:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net... | - |
| pro-prepoda.ru | ns1.freest.ru, ns2.freest.ru | 2 records |
✅ Authoritative Response
Server:31.184.218.4
NS records: ns1.freest.ru, ns2.freest.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pro-prepoda.ru (unsigned zone)
⏱️ Timing
Total: 752ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.184.218.4 |
| NS | 2 | ns1.example.com, ns2.example.com |
| MX | 2 | mail.pro-prepoda.ru (pri: 20), mail.pro-prepoda.ru (pri: 10) |
| TXT | 1 | v=spf1 ip4:31.184.218.4 a mx ~all |
| SOA | 1 | ds01.zachteno.net root.example.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.freest.ru, ns2.freest.ru)
Analysis
Hierarchy
pro-prepoda.ru is a parent of www.pro-prepoda.ru and mail.pro-prepoda.ru.
IP Addresses
pro-prepoda.ru points to IP number 31.184.218.4.
For instance, other host names diploms-novosibirsk.ru, diplomm-vladivostok.ru, mahachkala-diplomy.ru, referat-web.ru and mail.referats-student.ru share IP numbers with pro-prepoda.ru.
Name Servers
pro-prepoda.ru is delegated to five name servers: ns1.example.com, ns2.example.com, ds01.zachteno.net, ns1.freest.ru and ns2.freest.ru.
pro-prepoda.ru shares name servers with other domains at least partially, for example xn--b1adcabdsar0ac.xn--p1ai, ursoob.ru, iprofit.xcomworld.com, 1win5522.ru and 1win-1ttop.top.
these name servers are often used with the following: srv0592.inferno.name, ns1.firstvds.ru, ns2.firstvds.ru, ns1.nocsu.com, ns2.nocsu.com, server109.servera.info, v723454199.local, default.domain, revo.good-host.net and ns1.kronwerk.su.
Host names with a single IP
ns1.freest.ru points to: 31.184.218.4
ns2.freest.ru points to: 31.184.218.4
Host names pointing to 31.184.218.4: ns1.freest.ru and ns2.freest.ru
Mail Servers
pro-prepoda.ru is handled by a single mail server, mail.pro-prepoda.ru.
mail.pro-prepoda.ru points to a single IP: 31.184.218.4.