studychinese.ru - robtex.com
studychinese.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.4.67.251🇷🇺 RECONN185.4.64.0/22 Inferno Solutions | ||||||
| PTR | mail.autoback.ru | ||||||
| NS | ns1.studychinese.ru ⭐ | ||||||
| A | 185.4.67.251🇷🇺 RECONN185.4.64.0/22 Inferno Solutions | ||||||
| PTR | mail.autoback.ru | ||||||
| NS | ns2.studychinese.ru | ||||||
| A | 185.4.65.111🇷🇺 RECONN185.4.64.0/22 Inferno Solutions | ||||||
| PTR | ir-group.pro | ||||||
| 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 | v=spf1 ip4:185.4.67.251 a mx include:_spf.mail.ru ~all | ||||||
| SOA | ns1.studychinese.ruadmin@studychinese.ru 2022-12-13 #12 | ||||||
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=4068271 | ||||||
📈 Tranco rank: #366,835
Subdomains
Same first word
studychinese.in |
studychinese.ru |
studychinese.com |
Similar names
DNS History
9 records (4 active, 5 former)
○NSns1.autoback.ru2015-07-13 → 2017-02-15 · 4 obs
● 2017-02-15 05:31:30
○ 2021-05-21 10:27:24
○ 2026-03-25 14:11:52
●NSns1.studychinese.ru2021-05-21 → 2026-03-25 · 3 obs
● 2021-05-21 10:27:24
● 2026-03-25 14:11:52
○NSns2.autoback.ru2015-07-13 → 2017-02-15 · 4 obs
● 2017-02-15 05:31:30
○ 2021-05-21 10:27:24
○ 2026-03-25 14:11:52
●NSns2.studychinese.ru2021-05-21 → 2026-03-25 · 3 obs
● 2021-05-21 10:27:24
● 2026-03-25 14:11:52
○NSserver.domain.com2015-07-13 → 2017-02-15 · 4 obs
● 2017-02-15 05:31:30
○ 2021-05-21 10:27:24
○ 2026-03-25 14:11:52
●MXemx.mail.ru2026-02-19 → 2026-03-25 · 3 obs
● 2026-02-19 14:51:44
● 2026-03-25 14:11:52
○MXmail.studychinese.ru2015-07-13 → 2021-05-21 · 4 obs
● 2021-05-21 10:27:24
○ 2026-02-19 14:51:44
○ 2026-03-25 14:11:52
○A144.76.99.2302015-07-13 → 2017-02-15 · 4 obs
● 2017-02-15 05:31:30
○ 2021-05-21 10:27:24
○ 2026-03-25 14:11:52
●A185.4.67.2512021-05-21 → 2026-03-25 · 3 obs
● 2021-05-21 10:27:24
● 2026-03-25 14:11:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | f.dns.ripn.net, e.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net... | - |
| studychinese.ru | ns1.studychinese.ru, ns2.studychinese.ru | 2 records |
✅ Authoritative Response
Server:185.4.67.251
NS records: ns1.studychinese.ru, ns2.studychinese.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studychinese.ru (unsigned zone)
⏱️ Timing
Total: 720ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.4.67.251 |
| NS | 2 | ns1.studychinese.ru, ns2.studychinese.ru |
| MX | 1 | emx.mail.ru (pri: 10) |
| TXT | 1 | v=spf1 ip4:185.4.67.251 a mx include:_sp |
| SOA | 1 | ns1.studychinese.ru admin.studychinese.r |
📌 Glue Records Collected
Total: 2
In-bailiwick: 2 (ns2.studychinese.ru, ns1.studychinese.ru)
Analysis
Hierarchy
studychinese.ru is a parent of ns1.studychinese.ru and ns2.studychinese.ru.
IP Addresses
studychinese.ru maps to IP address 185.4.67.251.
Other host names, for instance ns1.autoback.ru, autoback.ru, ns1.harper.ru, mail.autoback.ru and ns1.studychinese.ru share IP numbers with studychinese.ru.
Name Servers
Two name servers ns1.studychinese.ru and ns2.studychinese.ru are delegated to studychinese.ru.
Host names with a single IP address:
ns1.studychinese.ru points to 185.4.67.251
ns2.studychinese.ru points to 185.4.65.111
Mail Servers
studychinese.ru is handled by a single mail server, emx.mail.ru.
studychinese.ru shares the same mail server setup as other domains, including trenden.ru, eurobeton.kz, audit-vela.com, npogarant.ru and czdr.ru.
studychinese.ru shares mail servers with other domains, at least partially, for instance www.tepsan.ru, vsbx.ru, premier72.ru and zavodperm.ru.
Host name emx.mail.ru points to IPs 94.100.180.180 and 217.69.139.180.