c0a.ru - robtex.com
c0a.ru
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns3.nic.ru ⚠️ Not in zone NS records | ||||||
| A | 194.85.61.20🇷🇺 RU-CENTER194.85.61.0/24 RUNIC | ||||||
| PTR | ns3.nic.ru | ||||||
| NS | ns4.nic.ru ⚠️ Not in zone NS records | ||||||
| A | 194.226.96.8🇷🇺 RU-CENTER194.226.96.0/24 RUCENTER | ||||||
| PTR | ns4.nic.ru | ||||||
| NS | ns8.nic.ru ⚠️ Not in zone NS records | ||||||
| A | 193.232.130.14🇷🇺 RU-CENTER193.232.130.0/24 | ||||||
| PTR | ns8.nic.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=4068626 | ||||||
Same first word
Similar names
DNS History
4 records (3 active, 1 former)
○A178.162.211.682017-06-27 → 2017-08-24 · 4 obs
● 2017-06-27 06:18:14
● 2017-08-24 19:13:10
○ 2026-03-25 22:13:24
○ 2026-04-24 02:00:36
● 2017-08-24 19:13:10
○ 2026-03-25 22:13:24
○ 2026-04-24 02:00:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | d.dns.ripn.net, a.dns.ripn.net, e.dns.ripn.net, f.dns.ripn.net... | - |
| c0a.ru | ns8.nic.ru, ns3.nic.ru, ns4.nic.ru | - |
✅ Authoritative Response
Server:194.226.96.8
NS records: ns8.nic.ru, ns3.nic.ru, ns4.nic.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for c0a.ru (unsigned zone)
⏱️ Timing
Total: 1318ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|
Analysis
Name Servers
The delegation for c0a.ru is handled by three name servers: ns3.nic.ru, ns4.nic.ru and ns8.nic.ru.
c0a.ru shares name servers with other domains at least partially, for example psservice.su, sakhzoo.ru, edinstva.ru, tartip.ru and satservis.ru.
These name servers are commonly used together with statuspage1.nic.ru, statuspage2.nic.ru, ns1.hc.ru and ns2.hc.ru.
Host names with a single IP address: 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.