ns2.algocourses.ru - robtex.com
ns2.algocourses.ru
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 185.66.85.67๐ท๐บ AS-SERVICEPIPE185.66.84.0/22 SoftTelecom LLC | ||||||
algocourses.ru
| DNSSEC | โ ๏ธ Not signed | ||||||
| A | 82.148.21.106๐ท๐บ SELECTEL-MSK82.148.20.0/23 Selectel Route Object | ||||||
| NS | ns4-l2.nic.ru โญ | ||||||
| NS | ns1.algocourses.ru | ||||||
| NS | ns2.algocourses.ru | ||||||
| NS | ns8-l2.nic.ru | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns4-l2.nic.ruhostmaster@algocourses.ru serial=13 | ||||||
NS for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
โA185.66.85.672026-07-26 โ 2026-08-06 ยท 2 obs
โ 2026-07-26 22:26:14
โ 2026-08-06 19:09:14
โ 2026-08-06 19:09:14
๐ DNS Trace
๐ Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, c.tld-servers.ru, d.dns.ripn.net... | - |
| algocourses.ru | ns1.algocourses.ru, ns2.algocourses.ru, ns4-l2.nic.ru, ns8-l2.nic.ru | 4 records |
โ Authoritative Response
Server:178.248.239.11
NS records: ns1.algocourses.ru, ns2.algocourses.ru, ns4-l2.nic.ru, ns8-l2.nic.ru
๐ DNSSEC Status
โ ๏ธ Insecure (no DNSSEC)
No DS record for algocourses.ru (unsigned zone)
โฑ๏ธ Timing
Total: 688ms | Queries: -
๐ Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.66.85.67 |
๐ Glue Records Collected
Total: 4
In-bailiwick: 2 (ns1.algocourses.ru, ns2.algocourses.ru)
Out-of-bailiwick: 2 (ns4-l2.nic.ru, ns8-l2.nic.ru)
Analysis
Name Server Role
algocourses.ru is delegated to ns2.algocourses.ru as a name server.
ns1.algocourses.ru, ns4-l2.nic.ru and ns8-l2.nic.ru are often grouped with ns2.algocourses.ru to function as name servers.
IP Addresses
ns2.algocourses.ru resolves to just one IP address, 185.66.85.67.
Two other host names, along with ns2.tbank.ru, ns2.ob-tb.ru and ns2.tinkoff.cloud, also share IP numbers with ns2.algocourses.ru.