study.ru - robtex.com
study.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 130.193.45.97🇷🇺 YandexCloud130.193.32.0/19 Yandex Cloud | ||||||
| NS | ns1.yandexcloud.net ⭐ | ||||||
| A | 2a0d:d6c1:0:1a::1b4🇷🇺 YandexCloud2a0d:d6c1::/32 | ||||||
| PTR | ns1.yandexcloud.net | ||||||
| A | 84.201.185.208🇷🇺 YandexCloud84.201.184.0/22 Yandex Cloud | ||||||
| PTR | ns1.yandexcloud.net | ||||||
| NS | ns2.yandexcloud.net | ||||||
| A | 2a0d:d6c1:0:1a::2c9🇷🇺 YandexCloud2a0d:d6c1::/32 | ||||||
| PTR | ns2.yandexcloud.net | ||||||
| A | 84.201.189.229🇷🇺 YandexCloud84.201.188.0/23 Yandex Cloud | ||||||
| PTR | ns2.yandexcloud.net | ||||||
| MX | emx.mail.ru ⭐ | ||||||
| A | 94.100.180.180🇷🇺 VK-AS94.100.176.0/20 Moscow region | ||||||
| PTR | emx.mail.ru | ||||||
| A | 217.69.139.180🇷🇺 VK-AS217.69.128.0/20 Moscow region | ||||||
| PTR | emx.mail.ru | ||||||
| TXT | _globalsign-domain-verification=R_LsxKbOcQY2_mywFsajdJTW-9gP9LKY9K1MAx4Taf | ||||||
| TXT | mailru-domain: xtxND22Zxb06h8p4 | ||||||
| TXT | v=spf1 redirect=_spf.mail.ru | ||||||
| TXT | google-site-verification=wqPxngluQu9f94yXQ2Okc7k2Jg3iGtZAWUQZVGA_yfY | ||||||
| SOA | ns1.yandexcloud.netmx@cloud.yandex.net serial=1 | ||||||
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=4069488 | ||||||
rank #7949 in the tld
WOT: SAFE (90/100)
📈 Tranco rank: #74,345
Subdomains
www.study.ru |
Same first word
Similar names
DNS History
8 records (4 active, 4 former)
○NSns1.study.ru2015-08-30 → 2017-10-02 · 4 obs
● 2017-10-02 16:33:38
○ 2026-02-18 17:57:56
○ 2026-07-04 06:06:06
●NSns1.yandexcloud.net2026-02-18 → 2026-07-04 · 3 obs
● 2026-02-18 17:57:56
● 2026-07-04 06:06:06
○NSns2.study.ru2015-08-30 → 2017-10-02 · 4 obs
● 2017-10-02 16:33:38
○ 2026-02-18 17:57:56
○ 2026-07-04 06:06:06
●NSns2.yandexcloud.net2026-02-18 → 2026-07-04 · 3 obs
● 2026-02-18 17:57:56
● 2026-07-04 06:06:06
●MXemx.mail.ru2026-02-18 → 2026-07-04 · 3 obs
● 2026-02-18 17:57:56
● 2026-07-04 06:06:06
○MXsmtp.study.ru2015-08-30 → 2017-10-02 · 4 obs
● 2017-10-02 16:33:38
○ 2026-02-18 17:57:56
○ 2026-07-04 06:06:06
●A130.193.45.972026-02-18 → 2026-07-04 · 3 obs
● 2026-02-18 17:57:56
● 2026-07-04 06:06:06
○A89.104.91.1152015-08-30 → 2017-10-02 · 4 obs
● 2017-10-02 16:33:38
○ 2026-02-18 17:57:56
○ 2026-07-04 06:06:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| study.ru | ns1.yandexcloud.net, ns2.yandexcloud.net | - |
✅ Authoritative Response
Server:84.201.189.229
NS records: ns1.yandexcloud.net, ns2.yandexcloud.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for study.ru (unsigned zone)
⏱️ Timing
Total: 1400ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 130.193.45.97 |
| NS | 2 | ns1.yandexcloud.net, ns2.yandexcloud.net |
| MX | 1 | emx.mail.ru (pri: 10) |
| TXT | 4 | _globalsign-domain-verification=R_LsxKbO, mailru-domain: xtxND22Zxb06h8p4... |
| SOA | 1 | ns1.yandexcloud.net mx.cloud.yandex.net |
Analysis
Hierarchy
www.study.ru is delegated beneath study.ru.
IP Addresses
study.ru resolves to just one IP address, 130.193.45.97.
Two other host names, along with studyspanish.ru, www.studygerman.ru and www.study.ru, also share IP numbers with study.ru.
Name Servers
The NS records for study.ru delegate to ns1.yandexcloud.net and ns2.yandexcloud.net.
study.ru shares its NS records with other domains, for example nodered-home.ru, ogrk-center.ru, oooslk.ru and two others.
study.ru has name servers in common with a number of other domains — top-page.ru, gelix.com, axenta.cloud and itvgroup.ru among them.
These name servers frequently co-occur with the name servers ns1.itdep.net and ns2.itdep.net.
ns1.yandexcloud.net resolves to 84.201.185.208 and 2a0d:d6c1:0:1a::1b4. Likewise, ns2.yandexcloud.net resolves to 84.201.189.229 and 2a0d:d6c1:0:1a::2c9 — two IP addresses apiece.
Mail Servers
The sole mail server for study.ru is emx.mail.ru.
Among the domains sharing a mail server setup with study.ru are technofy.az, stroymet.su, ttmedia.ru and two others.
study.ru and other domains — szsk.spb.ru for instance — share at least some mail servers.
emx.mail.ru carries two IP numbers: 94.100.180.180 and 217.69.139.180.