rusczech.com - robtex.com
rusczech.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.90.72.224🇮🇳 CLODO103.90.72.0/23 | ||||||
| PTR | rusczech.com | ||||||
| NS | rusczech.com ⭐ | ||||||
| A | 103.90.72.224🇮🇳 CLODO103.90.72.0/23 | ||||||
| PTR | rusczech.com | ||||||
| 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.rusczech.com ⭐ | ||||||
| A | 103.90.72.224🇮🇳 CLODO103.90.72.0/23 | ||||||
| PTR | rusczech.com | ||||||
| TXT | v=spf1 ip4:103.90.72.224 a mx ~all | ||||||
| SOA | rusczech.comroot@rusczech.com 2025-12-06 #36 | ||||||
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=1784057937 | ||||||
PTR for
NS for
rusczech.com |
Subdomains
mail.rusczech.com |
Same first word
rusczech.com |
DNS History
11 records (5 active, 6 former)
○NSns.forpsi.cz2015-06-13 → 2017-04-21 · 4 obs
● 2017-04-21 02:05:20
○ 2026-07-06 23:42:02
○ 2026-07-14 19:52:44
○NSns.forpsi.it2015-06-13 → 2017-04-21 · 4 obs
● 2017-04-21 02:05:20
○ 2026-07-06 23:42:02
○ 2026-07-14 19:52:44
○NSns.forpsi.net2015-06-13 → 2017-04-21 · 4 obs
● 2017-04-21 02:05:20
○ 2026-07-06 23:42:02
○ 2026-07-14 19:52:44
○NSns.forpsi.us2015-06-13 → 2017-04-21 · 4 obs
● 2017-04-21 02:05:20
○ 2026-07-06 23:42:02
○ 2026-07-14 19:52:44
●NSns1.firstvds.ru2026-07-06 → 2026-07-14 · 3 obs
● 2026-07-06 23:42:02
● 2026-07-14 19:52:44
●NSns2.firstvds.ru2026-07-06 → 2026-07-14 · 3 obs
● 2026-07-06 23:42:02
● 2026-07-14 19:52:44
●NSrusczech.com2026-07-06 → 2026-07-14 · 3 obs
● 2026-07-06 23:42:02
● 2026-07-14 19:52:44
●MXmail.rusczech.com2026-07-06 → 2026-07-14 · 3 obs
● 2026-07-06 23:42:02
● 2026-07-14 19:52:44
○MXmx.yandex.ru2015-06-13 → 2017-04-21 · 4 obs
● 2017-04-21 02:05:20
○ 2026-07-06 23:42:02
○ 2026-07-14 19:52:44
●A103.90.72.2242026-07-06 → 2026-07-14 · 3 obs
● 2026-07-06 23:42:02
● 2026-07-14 19:52:44
○A95.168.196.12015-06-13 → 2017-04-21 · 4 obs
● 2017-04-21 02:05:20
○ 2026-07-06 23:42:02
○ 2026-07-14 19:52:44
🔍 DNS Trace
Analysis
Hierarchy
rusczech.com serves as the parent of mail.rusczech.com.
Name Server Role
rusczech.com acts as a name server for rusczech.com, meaning it is self-referentially delegated.
The name servers ns1.firstvds.ru and ns2.firstvds.ru are often paired with rusczech.com.
IP Addresses
rusczech.com resolves to one IP address: 103.90.72.224.
Among the host names that share IP numbers with rusczech.com is mail.rusczech.com, as one example.
Name Servers
The NS records for rusczech.com list three name servers: rusczech.com, ns1.firstvds.ru and ns2.firstvds.ru.
rusczech.com has at least partial name server overlap with other domains, such as web-dok.ru, vmz.ru, isvtoolkit.com and two others.
firstvds.ru, alex-biz1.fvds.ru and dommainer151025.ru — plus 3 other name servers — are commonly paired with these name servers.
Hostnames that resolve to two IP addresses:
The A records for ns1.firstvds.ru return 82.146.43.2 and 2a01:230:2:74::3.
The A records for ns2.firstvds.ru return 94.250.248.160 and 2a01:230:2:75::3.
Hosts with just one IP address:
rusczech.com resolves to the IP address 103.90.72.224.
Mail Servers
Mail for rusczech.com is handled by a single mail server, mail.rusczech.com.
mail.rusczech.com resolves to 103.90.72.224 and no other IP number.