preparesystems.com - robtex.com
preparesystems.com
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns2.masterhost.ru ⭐ | ||||||
| A | 2a00:15f8:a000:12:1:1:2:53🇷🇺 MASTERHOST-AS2a00:15f8:a000::/48 | ||||||
| PTR | ns2.masterhost.ru | ||||||
| A | 90.156.133.161🇷🇺 MASTERHOST-AS90.156.128.0/20 | ||||||
| PTR | ns2.masterhost.ru | ||||||
| NS | ns.masterhost.ru | ||||||
| A | 2a00:15f8:a000:10:1:1:0:53🇷🇺 MASTERHOST-AS2a00:15f8:a000::/48 | ||||||
| PTR | ns.masterhost.ru | ||||||
| A | 90.156.136.116🇷🇺 MASTERHOST-AS90.156.128.0/20 | ||||||
| PTR | ns.masterhost.ru | ||||||
| NS | ns1.masterhost.ru | ||||||
| A | 2a00:15f8:a000:11:1:1:1:53🇷🇺 MASTERHOST-AS2a00:15f8:a000::/48 | ||||||
| PTR | ns1.masterhost.ru | ||||||
| A | 90.156.137.50🇷🇺 MASTERHOST-AS90.156.128.0/20 | ||||||
| PTR | ns1.masterhost.ru | ||||||
| MX | mail.preparesystems.com ⭐ | ||||||
| A | 46.38.55.2🇷🇺 TCTEL46.38.48.0/21 -NET | ||||||
| PTR | post.presys.ru | ||||||
| SOA | ns1.masterhost.ruhostmaster@masterhost.ru serial=1488215683 | ||||||
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=1775992297 | ||||||
Subdomains
mail.preparesystems.com |
Same first word
preparesystems.com |
preparesystems.ru |
DNS History
4 records (4 active, 0 former)
●NSns.masterhost.ru2016-12-17 → 2026-04-12 · 2 obs
● 2026-04-12 11:26:36
●NSns1.masterhost.ru2016-12-17 → 2026-04-12 · 2 obs
● 2026-04-12 11:26:36
●NSns2.masterhost.ru2016-12-17 → 2026-04-12 · 2 obs
● 2026-04-12 11:26:36
●MXmail.preparesystems.com2016-12-17 → 2026-04-12 · 2 obs
● 2026-04-12 11:26:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | e.gtld-servers.net, i.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net... | - |
| preparesystems.com | ns1.masterhost.ru, ns.masterhost.ru, ns2.masterhost.ru | - |
✅ Authoritative Response
Server:90.156.133.161
NS records: ns1.masterhost.ru, ns.masterhost.ru, ns2.masterhost.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for preparesystems.com (unsigned zone)
⏱️ Timing
Total: 924ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns1.masterhost.ru, ns.masterhost.ru... |
| MX | 1 | mail.preparesystems.com (pri: 10) |
| SOA | 1 | ns1.masterhost.ru hostmaster.masterhost. |
Analysis
Hierarchy
preparesystems.com is the parent of mail.preparesystems.com.
Name Servers
preparesystems.com delegates to three name servers: ns1.masterhost.ru, ns2.masterhost.ru and ns.masterhost.ru.
preparesystems.com shares some name servers with other domains, for example scatt-electronics.ru, pkomsk.ru, snabtex.net, xn--80aaabgwnfjh8a3au.xn--p1ai and ingeneriya.ru.
Host names with two IP numbers:
ns1.masterhost.ru: 2a00:15f8:a000:11:1:1:1:53 and 90.156.137.50
ns2.masterhost.ru: 2a00:15f8:a000:12:1:1:2:53 and 90.156.133.161
ns.masterhost.ru: 2a00:15f8:a000:10:1:1:0:53 and 90.156.136.116
Mail Servers
preparesystems.com is handled by a single mail server, mail.preparesystems.com.
Host name mail.preparesystems.com points to IP 46.38.55.2.