treners-study.com - robtex.com
treners-study.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.65.148.19🇷🇺 HLL-AS185.65.148.0/23 HLL | ||||||
| NS | ns1.getcourse.ru ⭐ | ||||||
| A | 95.213.207.67🇷🇺 SELECTEL95.213.207.0/24 -NET | ||||||
| NS | ns1.gcloudns.com ⚠️ Not in zone NS records | ||||||
| A | 188.166.89.77🇳🇱 DIGITALOCEAN188.166.64.0/18 DigitalOcean | ||||||
| PTR | ns04.ams3.do | ||||||
| NS | ns2.gcloudns.com | ||||||
| A | 77.105.172.20🇷🇺 SELECTEL-MSK77.105.172.0/23 Selectel Route Object | ||||||
| NS | ns2.getcourse.ru ⚠️ Not in zone NS records | ||||||
| A | 77.105.172.20🇷🇺 SELECTEL-MSK77.105.172.0/23 Selectel Route Object | ||||||
| NS | ns3.gcloudns.com ⚠️ Not in zone NS records | ||||||
| A | 31.41.155.39🇷🇺 SELECTEL31.41.154.0/23 Selectel Route Object | ||||||
| NS | ns3.getcourse.ru | ||||||
| A | 31.41.155.39🇷🇺 SELECTEL31.41.154.0/23 Selectel Route Object | ||||||
| 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 | mailru-verification: a626051ffcf4dd78 | ||||||
| TXT | mailru-domain: 9fFxjdtrQsTOLZH7 | ||||||
| TXT | v=spf1 include:2ec2b39f790421e6cc431558b0ee76ce.gca.to include:_spf.mail.ru ~all | ||||||
| SOA | ns1.getcourse.ruhostmaster@treners-study.com serial=2 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1776012537 | ||||||
Same first word
treners-study.com |
DNS History
8 records (8 active, 0 former)
●NSns1.gcloudns.com2026-04-11 → 2026-04-12 · 2 obs
● 2026-04-12 16:54:40
●NSns1.getcourse.ru2026-04-11 → 2026-04-12 · 2 obs
● 2026-04-12 16:54:40
●NSns2.gcloudns.com2026-04-11 → 2026-04-12 · 2 obs
● 2026-04-12 16:54:40
●NSns2.getcourse.ru2026-04-11 → 2026-04-12 · 2 obs
● 2026-04-12 16:54:40
●NSns3.gcloudns.com2026-04-11 → 2026-04-12 · 2 obs
● 2026-04-12 16:54:40
●NSns3.getcourse.ru2026-04-11 → 2026-04-12 · 2 obs
● 2026-04-12 16:54:40
●A185.65.148.192026-04-11 → 2026-04-12 · 2 obs
● 2026-04-12 16:54:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| treners-study.com | ns2.getcourse.ru, ns1.getcourse.ru, ns3.getcourse.ru, ns1.gcloudns.com... | 3 records |
✅ Authoritative Response
Server:31.41.155.39
NS records: ns2.getcourse.ru, ns1.getcourse.ru, ns3.getcourse.ru, ns1.gcloudns.com, ns2.gcloudns.com, ns3.gcloudns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for treners-study.com (unsigned zone)
⏱️ Timing
Total: 918ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns2.gcloudns.com, ns3.getcourse.ru... |
| MX | 1 | emx.mail.ru (pri: 10) |
| TXT | 3 | mailru-verification: a626051ffcf4dd78, mailru-domain: 9fFxjdtrQsTOLZH7... |
| SOA | 1 | ns3.getcourse.ru hostmaster.treners-stud |
📌 Glue Records Collected
Total: 3
Out-of-bailiwick: 3 (ns1.gcloudns.com, ns2.gcloudns.com, ns3.gcloudns.com)
Analysis
IP Addresses
treners-study.com points to a single IP: 185.65.148.19.
Other host names, for instance www.artofliving.ru, mail.savskaya.ru, www.gotovakrodam.com, kononenkoteam.ru and www.krat.education share IP numbers with treners-study.com.
Name Servers
treners-study.com is delegated to six name servers: ns1.gcloudns.com, ns2.gcloudns.com, ns3.gcloudns.com, ns1.getcourse.ru, ns2.getcourse.ru and ns3.getcourse.ru.
treners-study.com at least partially shares its name servers with other domains, for instance ishvara-yoga.com, onlinetron.ru, bezdelka.ru, freelife.academy and dzverev.ru.
Host names with a single IP address:
The host name ns1.gcloudns.com points to 188.166.89.77.
The host name ns2.gcloudns.com points to 77.105.172.20.
The host name ns3.gcloudns.com points to 31.41.155.39.
The host name ns1.getcourse.ru points to 95.213.207.67.
The host name ns2.getcourse.ru points to 77.105.172.20.
The host name ns3.getcourse.ru points to 31.41.155.39.
Host names pointing to 77.105.172.20: ns2.gcloudns.com and ns2.getcourse.ru.
Host names pointing to 31.41.155.39: ns3.gcloudns.com and ns3.getcourse.ru.
Mail Servers
treners-study.com is served by a single mail server, emx.mail.ru.
treners-study.com uses the same mail server setup as other domains such as ddsmo.ru, tolstoymuseum.ru, fox.ag, magazin-impuls.ru and nemunobanga.ru.
treners-study.com shares at least some mail servers with other domains, for instance nzpro.ru and unibeauty.ru.
Hostname emx.mail.ru resolves to two IPs: 94.100.180.180 and 217.69.139.180.