expert.study - robtex.com
expert.study
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.191.197.26🇷🇺 ESERVER185.191.197.0/24 MAXHOST network in eServer.ru | ||||||
| NS | ns1.ihc.ru ⭐ | ||||||
| A | 2a03:c980:beef:6002:46:254:23:52🇷🇺 EUROBYTE2a03:c980:beef::/48 | ||||||
| PTR | ns1.ihc.ru | ||||||
| A | 46.254.23.52🇷🇺 EUROBYTE46.254.23.0/24 | ||||||
| PTR | ns1.ihc.ru | ||||||
| NS | ns2.ihc.ru | ||||||
| A | 2001:41d0:1008:2c3b::1🇫🇷 OVH2001:41d0::/32 IPv6 | ||||||
| PTR | ns2.ihc.ru | ||||||
| A | 46.254.22.38🇷🇺 EUROBYTE46.254.22.0/24 | ||||||
| PTR | ns1.ihc.ru | ||||||
| A | 91.121.54.18🇫🇷 OVH91.121.0.0/16 ISP Paris, France | ||||||
| PTR | ns2.ihc.ru | ||||||
| MX | mail.expert.study ⭐ | ||||||
| A | 185.191.197.26🇷🇺 ESERVER185.191.197.0/24 MAXHOST network in eServer.ru | ||||||
| SOA | ns1.ihc.ruinfo@ihc.ru 2020-01-17 #1 | ||||||
study
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.nic.study ⭐ | ||||||
| NS | b.nic.study | ||||||
| NS | c.nic.study | ||||||
| NS | x.nic.study | ||||||
| NS | y.nic.study | ||||||
| NS | z.nic.study | ||||||
| SOA | a.nic.studyadmin@tldns.godaddy serial=1773512408 | ||||||
Subdomains
Same first word
Similar names
DNS History
4 records (4 active, 0 former)
●MXmail.expert.study2020-01-27 → 2026-03-14 · 2 obs
● 2026-03-14 19:07:36
●A185.191.197.262020-01-27 → 2026-03-14 · 2 obs
● 2026-03-14 19:07:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| study | a.nic.study, y.nic.study, b.nic.study, x.nic.study... | 12 records |
| expert.study | ns1.ihc.ru, ns2.ihc.ru | - |
✅ Authoritative Response
Server: 46.254.22.38
NS records: ns1.ihc.ru, ns2.ihc.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for expert.study (unsigned zone)
⏱️ Timing
Total: 1905ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.191.197.26 |
| NS | 2 | ns2.ihc.ru, ns1.ihc.ru |
| MX | 1 | mail.expert.study (pri: 10) |
| SOA | 1 | ns1.ihc.ru info.ihc.ru |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (z.nic.study, y.nic.study, x.nic.study...)
Analysis
Hierarchy
expert.study is a parent of mail.expert.study and www.expert.study.
IP Addresses
expert.study points to IP number: 185.191.197.26.
Other host names, for instance www.expert.study and mail.expert.study, share IP numbers with expert.study.
Name Servers
expert.study is delegated to two name servers: ns1.ihc.ru and ns2.ihc.ru.
expert.study shares the same name server setup as irk.clinic, glavsoft.org, www.allcomphelp.ru, babylike.ru and uv-group.ru.
Host names with three IP numbers:
ns2.ihc.ru points to: 2001:41d0:1008:2c3b::1, 46.254.22.38 and 91.121.54.18.
Host names with two IP numbers:
ns1.ihc.ru points to: 2a03:c980:beef:6002:46:254:23:52 and 46.254.23.52.
Mail Servers
expert.study is handled by a single mail server, mail.expert.study.
mail.expert.study points to a single IP: 185.191.197.26.