openolimp.ru - robtex.com
openolimp.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=4068317 | ||||||
Previously NS for
openolimp.ru |
Same first word
openolimp.ru |
DNS History
10 records (6 active, 4 former)
○NSns.ejudge.ru2015-07-24 → 2017-05-18 · 4 obs
● 2017-05-18 11:37:28
○ 2026-03-02 17:45:56
○ 2026-03-29 11:04:58
●NSns3-l2.nic.ru2026-03-02 → 2026-03-29 · 3 obs
● 2026-03-02 17:45:56
● 2026-03-29 11:04:58
●NSns4-cloud.nic.ru2026-03-02 → 2026-03-29 · 3 obs
● 2026-03-02 17:45:56
● 2026-03-29 11:04:58
●NSns8-cloud.nic.ru2026-03-02 → 2026-03-29 · 3 obs
● 2026-03-02 17:45:56
● 2026-03-29 11:04:58
○NSopenolimp.ru2015-07-24 → 2017-05-18 · 4 obs
● 2017-05-18 11:37:28
○ 2026-03-02 17:45:56
○ 2026-03-29 11:04:58
○MXmail.openolimp.ru2015-07-24 → 2017-05-18 · 4 obs
● 2017-05-18 11:37:28
○ 2026-03-02 17:45:56
○ 2026-03-29 11:04:58
●A89.108.121.52026-03-02 → 2026-03-29 · 3 obs
● 2026-03-02 17:45:56
● 2026-03-29 11:04:58
○A89.108.125.1732015-07-24 → 2017-05-18 · 4 obs
● 2017-05-18 11:37:28
○ 2026-03-02 17:45:56
○ 2026-03-29 11:04:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, d.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net... | - |
| openolimp.ru | ns3-l2.nic.ru, ns4-l2.nic.ru, ns8-l2.nic.ru, ns4-cloud.nic.ru... | 19 records |
✅ Authoritative Response
Server:91.217.21.20
NS records: ns3-l2.nic.ru, ns4-l2.nic.ru, ns8-l2.nic.ru, ns4-cloud.nic.ru, ns8-cloud.nic.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for openolimp.ru (unsigned zone)
⏱️ Timing
Total: 932ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 89.108.121.5 |
| NS | 5 | ns3-l2.nic.ru, ns4-l2.nic.ru... |
| SOA | 1 | ns3-l2.nic.ru dns.nic.ru |
📌 Glue Records Collected
Total: 19
Out-of-bailiwick: 19 (ns3-l2.nic.ru, ns4-l2.nic.ru, ns8-l2.nic.ru...)
Analysis
IP Addresses
openolimp.ru points to IP number 89.108.121.5.
For instance, other host names www.openolymp.ru, openolymp.ru, decompilation.info, ns.ejudge.ru and mail.decompilation.info share IP numbers with openolimp.ru.
Name Servers
openolimp.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.
openolimp.ru shares name servers with other domains at least partially, for example sk-struktura.ru, xn--80ancnaq5a.xn--p1ai, tvel-tobolsk.ru, rabota5ka.ru and prominteh.ru.
These name servers are commonly used with ns3.nic.ru.
Host names with 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.
Host names with 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.