optom30.ru - robtex.com
optom30.ru
| DNSSEC | ⚠️ Not signed | ||||||
| A | 82.146.42.84🇷🇺 RU-JSCIOT82.146.40.0/21 | ||||||
| PTR | inetoff.ru | ||||||
| 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.optom30.ru ⭐ | ||||||
| A | 82.146.42.84🇷🇺 RU-JSCIOT82.146.40.0/21 | ||||||
| PTR | inetoff.ru | ||||||
| TXT | v=spf1 ip4:82.146.42.84 a mx ~all | ||||||
| SOA | firstvds.rutech@firstvds.ru 2026-06-17 #11 | ||||||
ru
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.dns.ripn.net ⭐ | ||||||
| NS | b.dns.ripn.net | ||||||
| NS | c.tld-servers.ru | ||||||
| NS | d.dns.ripn.net | ||||||
| NS | e.dns.ripn.net | ||||||
| NS | f.dns.ripn.net | ||||||
| SOA | a.dns.ripn.nethostmaster@ripn.net serial=4069769 | ||||||
Subdomains
mail.optom30.ru |
Same first word
optom30.ru |
DNS History
7 records (5 active, 2 former)
○NS1astonline.ru2015-08-22 → 2017-04-09 · 4 obs
● 2017-04-09 03:09:20
○ 2026-06-24 23:13:06
○ 2026-07-27 15:39:50
●NSfirstvds.ru2026-06-24 → 2026-07-27 · 3 obs
● 2026-06-24 23:13:06
● 2026-07-27 15:39:50
●NSns1.firstvds.ru2015-08-22 → 2026-07-27 · 2 obs
● 2026-07-27 15:39:50
●NSns2.firstvds.ru2015-08-22 → 2026-07-27 · 2 obs
● 2026-07-27 15:39:50
●MXmail.optom30.ru2015-08-22 → 2026-07-27 · 2 obs
● 2026-07-27 15:39:50
●A82.146.42.842026-06-24 → 2026-07-27 · 3 obs
● 2026-06-24 23:13:06
● 2026-07-27 15:39:50
○A82.146.47.972015-08-22 → 2017-04-09 · 4 obs
● 2017-04-09 03:09:20
○ 2026-06-24 23:13:06
○ 2026-07-27 15:39:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ru | e.dns.ripn.net, b.dns.ripn.net, c.tld-servers.ru, a.dns.ripn.net... | - |
| optom30.ru | ns1.firstvds.ru, ns2.firstvds.ru | 2 records |
✅ Authoritative Response
Server:94.250.248.160
NS records: ns1.firstvds.ru, ns2.firstvds.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for optom30.ru (unsigned zone)
⏱️ Timing
Total: 863ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 82.146.42.84 |
| NS | 2 | ns2.firstvds.ru, ns1.firstvds.ru |
| MX | 1 | mail.optom30.ru (pri: 10) |
| TXT | 1 | v=spf1 ip4:82.146.42.84 a mx ~all |
| SOA | 1 | firstvds.ru tech.firstvds.ru |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.firstvds.ru, ns2.firstvds.ru)
Analysis
Hierarchy
optom30.ru is a parent domain of mail.optom30.ru.
IP Addresses
optom30.ru resolves to one IP address: 82.146.42.84.
directemail.ru, inetoff.ru, wuga.ru and two other host names share IP numbers with optom30.ru.
Name Servers
optom30.ru is delegated to three name servers: firstvds.ru, ns1.firstvds.ru and ns2.firstvds.ru.
optom30.ru shares at least some of its name servers with other domains, including volgadoors.ru, medtehmos.ru, krym-homes.ru and two others.
These name servers are frequently seen alongside the name servers ns1.example.com, ns2.example.com, eorhelp.ru and joiner-s-shop.ru.
Hostnames that resolve to two IP addresses:
ns1.firstvds.ru points to 82.146.43.2 and 2a01:230:2:74::3.
ns2.firstvds.ru points to 94.250.248.160 and 2a01:230:2:75::3.
Hosts with just one IP address:
firstvds.ru points to 37.230.118.233.
Mail Servers
Mail for optom30.ru is handled by a single mail server, mail.optom30.ru.
mail.optom30.ru resolves to a single IP number: 82.146.42.84.