umail33.com - robtex.com
umail33.com
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=1775981287 | ||||||
Subdomains
Same first word
umail33.com |
DNS History
11 records (11 active, 0 former)
●NSns4-cloud.nic.ru2026-03-19 → 2026-04-12 · 2 obs
● 2026-04-12 08:36:32
●NSns8-cloud.nic.ru2026-03-19 → 2026-04-12 · 2 obs
● 2026-04-12 08:36:32
●MXsmtp194.umail33.com2026-03-19 → 2026-04-12 · 2 obs
● 2026-04-12 08:36:32
●MXsmtp273.umail33.com2026-03-19 → 2026-04-12 · 2 obs
● 2026-04-12 08:36:32
●MXsmtp353.umail33.com2026-03-19 → 2026-04-12 · 2 obs
● 2026-04-12 08:36:32
●A217.77.111.242026-03-19 → 2026-04-12 · 2 obs
● 2026-04-12 08:36:32
●A217.77.111.252026-03-19 → 2026-04-12 · 2 obs
● 2026-04-12 08:36:32
●A217.77.111.262026-03-19 → 2026-04-12 · 2 obs
● 2026-04-12 08:36:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, e.gtld-servers.net, g.gtld-servers.net, a.gtld-servers.net... | - |
| umail33.com | ns8-l2.nic.ru, ns4-l2.nic.ru, ns3-l2.nic.ru, ns8-cloud.nic.ru... | - |
✅ Authoritative Response
Server:91.217.20.20
NS records: ns8-l2.nic.ru, ns4-l2.nic.ru, ns3-l2.nic.ru, ns8-cloud.nic.ru, ns4-cloud.nic.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for umail33.com (unsigned zone)
⏱️ Timing
Total: 902ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 3 | 217.77.111.24, 217.77.111.25... |
| NS | 5 | ns3-l2.nic.ru, ns4-l2.nic.ru... |
| MX | 3 | smtp194.umail33.com (pri: 10), smtp273.umail33.com (pri: 10)... |
| TXT | 3 | mailru-verification: b80983ee12a37b94, v=spf1 include:spf.unisender.com ~all... |
| SOA | 1 | ns3-l2.nic.ru admin.unisender.ru |
Analysis
Hierarchy
umail33.com is parent of smtp194.umail33.com, smtp353.umail33.com, smtp193.umail33.com and smtp273.umail33.com.
IP Addresses
umail33.com resolves to three IP numbers: 217.77.111.24, 217.77.111.25 and 217.77.111.26.
Other host names for example smtp353.umail33.com, smtp193.umail33.com and smtp273.umail33.com share IP numbers with umail33.com.
Name Servers
umail33.com is delegated to five name servers: ns3-l2.nic.ru, ns4-cloud.nic.ru, ns4-l2.nic.ru, ns8-cloud.nic.ru and ns8-l2.nic.ru.
umail33.com shares name servers with other domains at least partially, for example royalcaribbean.ru, optparf.ru, rfc-revizor.ru, plasticsouz.ru and xn--80aqjfefhljq.xn--p1ai.
Host names with six IP numbers:
ns4-cloud.nic.ru points to: 89.104.93.30, 89.104.93.33, 89.104.93.34, 89.104.95.30, 89.104.95.33 and 89.104.95.34.
ns8-cloud.nic.ru points to: 89.104.93.31, 89.104.93.35, 89.104.93.36, 89.104.95.31, 89.104.95.35 and 89.104.95.36.
Host names with one IP number:
ns3-l2.nic.ru points to: 193.232.146.1.
ns4-l2.nic.ru points to: 91.217.20.20.
ns8-l2.nic.ru points to: 91.217.21.20.
Mail Servers
umail33.com is served by three mail servers: smtp194.umail33.com, smtp273.umail33.com and smtp353.umail33.com.
Host names with a single IP address: smtp194.umail33.com points to 217.77.111.27; smtp273.umail33.com points to 217.77.111.25; smtp353.umail33.com points to 217.77.111.26.