fsemlab.ru - robtex.com
fsemlab.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 37.230.114.67🇷🇺 RU-JSCIOT37.230.114.0/23 | ||||||
| PTR | dns-parked.zone | ||||||
| NS | firstvds.ru ⭐ | ||||||
| A | 37.230.118.233🇷🇺 RU-JSCIOT37.230.118.0/23 | ||||||
| PTR | firstvds.ru | ||||||
| NS | ns1.firstvds.ru | ||||||
| A | 2a01:230:2:74::3🇷🇺 RU-JSCIOT2a01:230:2::/48 | ||||||
| A | 82.146.43.2🇷🇺 RU-JSCIOT82.146.40.0/21 | ||||||
| PTR | ns1.firstvds.ru | ||||||
| NS | ns2.firstvds.ru | ||||||
| A | 2a01:230:2:75::3🇷🇺 RU-JSCIOT2a01:230:2::/48 | ||||||
| A | 94.250.248.160🇷🇺 RU-JSCIOT94.250.248.0/23 | ||||||
| PTR | ns2.firstvds.ru | ||||||
| MX | mail.fsemlab.ru ⭐ | ||||||
| A | 37.230.114.67🇷🇺 RU-JSCIOT37.230.114.0/23 | ||||||
| PTR | dns-parked.zone | ||||||
| SOA | firstvds.rutech@firstvds.ru 2024-06-03 #0 | ||||||
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=4068264 | ||||||
Subdomains
mail.fsemlab.ru |
Same first word
fsemlab.ru |
Similar names
DNS History
7 records (5 active, 2 former)
○NSf-sem.ru2015-08-05 → 2017-10-15 · 4 obs
● 2017-10-15 15:14:12
○ 2026-02-15 13:12:24
○ 2026-03-25 01:28:14
●NSfirstvds.ru2026-02-15 → 2026-03-25 · 3 obs
● 2026-02-15 13:12:24
● 2026-03-25 01:28:14
●NSns1.firstvds.ru2015-08-05 → 2026-03-25 · 2 obs
● 2026-03-25 01:28:14
●NSns2.firstvds.ru2015-08-05 → 2026-03-25 · 2 obs
● 2026-03-25 01:28:14
●MXmail.fsemlab.ru2015-08-05 → 2026-03-25 · 2 obs
● 2026-03-25 01:28:14
○A188.120.251.1692015-08-05 → 2017-10-15 · 4 obs
● 2017-10-15 15:14:12
○ 2026-02-15 13:12:24
○ 2026-03-25 01:28:14
●A37.230.114.672026-02-15 → 2026-03-25 · 3 obs
● 2026-02-15 13:12:24
● 2026-03-25 01:28:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | a.dns.ripn.net, b.dns.ripn.net, d.dns.ripn.net, e.dns.ripn.net... | - |
| fsemlab.ru | ns1.firstvds.ru, ns2.firstvds.ru | 2 records |
✅ Authoritative Response
Server:82.146.43.2
NS records: ns1.firstvds.ru, ns2.firstvds.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for fsemlab.ru (unsigned zone)
⏱️ Timing
Total: 753ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.230.114.67 |
| NS | 2 | ns2.firstvds.ru, ns1.firstvds.ru |
| MX | 2 | mail.fsemlab.ru (pri: 10), mail.fsemlab.ru (pri: 20) |
| SOA | 1 | firstvds.ru tech.firstvds.ru |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.firstvds.ru, ns1.firstvds.ru)
Analysis
Hierarchy
fsemlab.ru is the parent of mail.fsemlab.ru.
IP Addresses
fsemlab.ru resolves to a single IP: 37.230.114.67.
Other host names, for instance mail.bralet.ru, tribestan.su, prib.operatingroomtables.com, www.tour52.ru and audit-stroy.ru share IP numbers with fsemlab.ru.
Name Servers
fsemlab.ru delegates to three name servers: firstvds.ru, ns1.firstvds.ru and ns2.firstvds.ru.
fsemlab.ru shares some name servers with other domains, for example lenikgrad.ru, 100k1otvet.ru, taskadvisor.com, bizpages.org and iskra-do.ru.
These name servers are often used together with ns1.example.com, ns2.example.com and intai.ru.
Host names with two IP numbers:
ns1.firstvds.ru points to 2a01:230:2:74::3 and 82.146.43.2.
ns2.firstvds.ru points to 2a01:230:2:75::3 and 94.250.248.160.
Host names with one IP number:
firstvds.ru points to 37.230.118.233.
Mail Servers
fsemlab.ru is handled by a single mail server, mail.fsemlab.ru.
Host name mail.fsemlab.ru points to IP 37.230.114.67.