csit.su - dns.ninja
csit.su
| DNSSEC | ⚠️ Not signed | ||||||
| A | 195.208.1.125🇷🇺 RU-CENTER195.208.1.0/24 RU-NIC-HOSTING | ||||||
| PTR | std-carp25-http.nic.ru | ||||||
| NS | dns1.yandex.net ⭐ | ||||||
| A | 2a02:6b8::213🇷🇺 TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | dns1.yandex.net | ||||||
| A | 213.180.204.213🇷🇺 TELETECH213.180.192.0/19 Yandex network | ||||||
| PTR | dns1.yandex.net | ||||||
| NS | dns2.yandex.net | ||||||
| A | 2a02:6b8:0:1::213🇷🇺 TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | dns2.yandex.net | ||||||
| A | 93.158.134.213🇷🇺 TELETECH93.158.128.0/18 Yandex enterprise network | ||||||
| PTR | dns2.yandex.net | ||||||
| MX | mx.yandex.net ⭐ | ||||||
| A | 2a02:6b8::311🇷🇺 TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| A | 77.88.21.249🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| TXT | v=spf1 redirect=_spf.yandex.net | ||||||
| SOA | dns1.yandex.netdns-hosting@yandex.ru serial=30 | ||||||
su
| 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=650209712 | ||||||
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●NSdns1.yandex.net2017-01-02 → 2026-07-04 · 2 obs
● 2026-07-04 12:53:06
●NSdns2.yandex.net2017-01-02 → 2026-07-04 · 2 obs
● 2026-07-04 12:53:06
●MXmx.yandex.net2017-01-02 → 2026-07-04 · 2 obs
● 2026-07-04 12:53:06
●A195.208.1.1252017-01-02 → 2026-07-04 · 2 obs
● 2026-07-04 12:53:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| su | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| csit.su | dns1.yandex.net, dns2.yandex.net | - |
✅ Authoritative Response
Server:93.158.134.213
NS records: dns1.yandex.net, dns2.yandex.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for csit.su (unsigned zone)
⏱️ Timing
Total: 1024ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.208.1.125 |
| MX | 1 | mx.yandex.net (pri: 10) |
| TXT | 1 | v=spf1 redirect=_spf.yandex.net |
| SOA | 1 | dns1.yandex.net dns-hosting.yandex.ru |
Analysis
IP Addresses
csit.su has exactly one IP address — 195.208.1.125.
sealur.ru, auditone.ru, binet.su plus two other host names have IP numbers in common with csit.su.
Name Servers
csit.su is delegated to two name servers: dns1.yandex.net and dns2.yandex.net.
The name server configuration of csit.su is shared with other domains, for instance mindlog.app, nst-spb.ru, kpm.ru and two others.
At least some of csit.su's name servers are shared with other domains, for example ifmo.spb.ru, 2323.ru, spbparitet.com and two more.
These name servers tend to be deployed in combination with the name servers dns1.yandex.ru and dns2.yandex.ru.
dns1.yandex.net and dns2.yandex.net each resolve to two IP addresses: dns1.yandex.net points to 213.180.204.213 and 2a02:6b8::213, while dns2.yandex.net points to 93.158.134.213 and 2a02:6b8:0:1::213.
Mail Servers
csit.su uses one mail server — mx.yandex.net.
The mail server setup of csit.su matches that of other domains such as 444gayrimenkul.com, transelit.com.ua, otonomhaber.com and two others.
At least some of the mail servers used by csit.su are shared with other domains: it-studio.ru, rjcgroup.ru, intsm.ru and two others among them.
mx.yandex.net directs to two IP numbers, 77.88.21.249 and 2a02:6b8::311.