costbuilder.ru - robtex.com
costbuilder.ru
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=4068269 | ||||||
Subdomains
mail.costbuilder.ru |
Same first word
costbuilder.ru |
DNS History
7 records (7 active, 0 former)
●NSns4-cloud.nic.ru2026-03-18 → 2026-03-25 · 2 obs
● 2026-03-25 09:55:54
●NSns8-cloud.nic.ru2026-03-18 → 2026-03-25 · 2 obs
● 2026-03-25 09:55:54
●MXmail.costbuilder.ru2026-03-18 → 2026-03-25 · 2 obs
● 2026-03-25 09:55:54
●A147.45.182.242026-03-18 → 2026-03-25 · 2 obs
● 2026-03-25 09:55:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| costbuilder.ru | ns4-cloud.nic.ru, ns8-cloud.nic.ru, ns4-l2.nic.ru, ns8-l2.nic.ru... | 19 records |
✅ Authoritative Response
Server:91.217.20.20
NS records: ns4-cloud.nic.ru, ns8-cloud.nic.ru, ns4-l2.nic.ru, ns8-l2.nic.ru, ns3-l2.nic.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for costbuilder.ru (unsigned zone)
⏱️ Timing
Total: 763ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 147.45.182.24 |
| NS | 5 | ns3-l2.nic.ru, ns4-l2.nic.ru... |
| MX | 1 | mail.costbuilder.ru (pri: 10) |
| TXT | 1 | v=spf1 mx -all |
| SOA | 1 | ns3-l2.nic.ru dns.nic.ru |
📌 Glue Records Collected
Total: 19
Out-of-bailiwick: 19 (ns8-cloud.nic.ru, ns8-cloud.nic.ru, ns8-cloud.nic.ru...)
Analysis
Hierarchy
costbuilder.ru is a parent of mail.costbuilder.ru.
IP Addresses
costbuilder.ru points to a single IP address: 147.45.182.24.
Name Servers
costbuilder.ru is delegated to five name servers: ns3-l2.nic.ru, ns4-cloud.nic.ru, ns4-l2.nic.ru, ns8-cloud.nic.ru and ns8-l2.nic.ru.
At least part of the name servers for costbuilder.ru are shared with other domains, for instance swnn.pro, iledebeaute.ru, forumfitness.ru, marimmz.ru and expresshotel.ru.
These name servers are commonly used alongside the name servers ns3.nic.ru.
Host names by IP count:
Six IP numbers:
- ns4-cloud.nic.ru points to: 89.104.93.30, 89.104.93.33, 89.104.93.34, 89.104.95.30, 89.104.95.33 and 89.104.95.34
- ns8-cloud.nic.ru points to: 89.104.93.31, 89.104.93.35, 89.104.93.36, 89.104.95.31, 89.104.95.35 and 89.104.95.36
One IP number:
- ns3-l2.nic.ru points to: 193.232.146.1
- ns4-l2.nic.ru points to: 91.217.20.20
- ns8-l2.nic.ru points to: 91.217.21.20
Mail Servers
The mail server for costbuilder.ru is mail.costbuilder.ru.
Host mail.costbuilder.ru points to IP 188.225.56.112.