hub.csa.ru - robtex.com

hub.csa.ru

DNSSEC⚠️ Not signed
A195.19.241.193🇷🇺 ASN-SPBGU195.19.224.0/19 Saint-Petersburg State University University emb, 7/9 SPb, Russia
PTRcsa.apmath.spbu.ru
MXmail.csa.ru ⭐

csa.ru

DNSSEC🔒 Signed (DS record present)
A192.30.252.153🇺🇸 GITHUB192.30.252.0/24 GitHub Build software better, together. https://github.com || https://github.com/about
A192.30.252.154🇺🇸 GITHUB192.30.252.0/24 GitHub Build software better, together. https://github.com || https://github.com/about
NSns.oltel.org ⭐
NSns1.oltel.org
NSns2.r01.ru
MXmail.oltel.org ⭐
TXTv=spf1 ip4:188.243.192.232 ip4:95.214.116.45 mx ~all
SOAns1.oltel.orgol@csa.ru 2025-12-29 #75
WOT: SAFE (65/100)
WOT: UNKNOWN (84/100)

Same first word

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hub.re
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hub.nl
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Similar names

buh.biz
buh.ru
bhu.com
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hbu.ru
bhu.gub.uy
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DNS History

2 records (2 active, 0 former)

20162017201820192020202120222023202420252026MXmail.csa.ruA195.19.241.193
●MXmail.csa.ru2015-05-27 → 2026-05-11 · 2 obs
● 2015-05-27 15:44:42
● 2026-05-11 15:40:14
●A195.19.241.1932015-05-27 → 2026-05-11 · 2 obs
● 2015-05-27 15:44:42
● 2026-05-11 15:40:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
rud.dns.ripn.net, a.dns.ripn.net, f.dns.ripn.net, b.dns.ripn.net...-
csa.runs.oltel.org, ns2.r01.ru1 record

✅ Authoritative Response

Server:95.214.116.45

NS records: ns.oltel.org, ns2.r01.ru

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1063ms | Queries: -

📄 Records

TypeCountSample Data
A1195.19.241.193
MX1mail.csa.ru (pri: 10)

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns2.r01.ru)

Analysis

IP Addresses

hub.csa.ru points to a single IP number: 195.19.241.193.

other host names for instance vlwh-lt.csa.ru, lb.csa.ru, krotreal2.csa.ru, www.csa.ru and csa.apmath.spbu.ru share IP numbers with hub.csa.ru.

Mail Servers

hub.csa.ru is handled by a single mail server, mail.csa.ru.

hub.csa.ru shares the same mail server setup as other domains, for instance gosha-lt.csa.ru, mf.csa.ru, ext.csa.ru, x8.csa.ru and vlwh-lt.csa.ru.