ns2.algocourses.ru - robtex.com

ns2.algocourses.ru

DNSSECโš ๏ธ Not signed
A185.66.85.67๐Ÿ‡ท๐Ÿ‡บ AS-SERVICEPIPE185.66.84.0/22 SoftTelecom LLC

algocourses.ru

DNSSECโš ๏ธ Not signed
A82.148.21.106๐Ÿ‡ท๐Ÿ‡บ SELECTEL-MSK82.148.20.0/23 Selectel Route Object
NSns4-l2.nic.ru โญ
NSns1.algocourses.ru
NSns2.algocourses.ru
NSns8-l2.nic.ru
TXTv=spf1 -all
SOAns4-l2.nic.ruhostmaster@algocourses.ru serial=13

NS for

Same first word

Similar names

DNS History

1 record (1 active, 0 former)

A185.66.85.67
โ—A185.66.85.672026-07-26 โ†’ 2026-08-06 ยท 2 obs
โ— 2026-07-26 22:26:14
โ— 2026-08-06 19:09:14

๐Ÿ” DNS Trace

๐Ÿ“‹ Delegation Chain

ZoneNameserversGlue
rua.dns.ripn.net, b.dns.ripn.net, c.tld-servers.ru, d.dns.ripn.net...-
algocourses.runs1.algocourses.ru, ns2.algocourses.ru, ns4-l2.nic.ru, ns8-l2.nic.ru4 records

โœ… Authoritative Response

Server:178.248.239.11

NS records: ns1.algocourses.ru, ns2.algocourses.ru, ns4-l2.nic.ru, ns8-l2.nic.ru

๐Ÿ”’ DNSSEC Status

โš ๏ธ Insecure (no DNSSEC)

No DS record for algocourses.ru (unsigned zone)

โฑ๏ธ Timing

Total: 688ms | Queries: -

๐Ÿ“„ Records

TypeCountSample Data
A1185.66.85.67

๐Ÿ“Œ 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.