rtj.cz - robtex.com
rtj.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 78.141.239.248🇬🇧 AS-VULTR78.141.224.0/19 Vultr Assigned Prefix | ||||||
| PTR | 78.141.239.248.vultrusercontent.com | ||||||
| NS | ns.parktons.com ⭐ | ||||||
| A | 46.8.8.88🇨🇿 GRANSY46.8.8.0/24 | ||||||
| NS | gamma1.rdrhost.com | ||||||
| A | 78.141.239.248🇬🇧 AS-VULTR78.141.224.0/19 Vultr Assigned Prefix | ||||||
| PTR | 78.141.239.248.vultrusercontent.com | ||||||
| NS | gamma2.rdrhost.com | ||||||
| A | 45.77.230.88🇬🇧 AS-VULTR45.77.224.0/21 Vultr Assigned Prefix | ||||||
| PTR | 45.77.230.88.vultrusercontent.com | ||||||
| MX | mail.parktons.com ⭐ | ||||||
| A | 155.138.212.151🇺🇸 AS-VULTR155.138.192.0/19 Vultr Assigned Prefix | ||||||
| PTR | 155-138-212-151.lum-int.io | ||||||
| SOA | ns.parktons.comroot@parktons.com serial=2617179285 | ||||||
cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.ns.nic.cz ⭐ | ||||||
| NS | b.ns.nic.cz | ||||||
| NS | c.ns.nic.cz | ||||||
| NS | d.ns.nic.cz | ||||||
| SOA | a.ns.nic.czhostmaster@nic.cz serial=1781898448 | ||||||
Same first word
rtj.golf |
rtj.eu |
rtj.fr |
rtj.co.id |
rtj.cz |
rtj.co |
rtj.be |
rtj.it |
rtj.com.cn |
rtj.com |
rtj.at |
rtj.de |
rtj.fi |
rtj.pl |
rtj.cc |
rtj.org |
rtj.ai |
rtj.us |
rtj.dk |
rtj.ie |
rtj.ca |
Similar names
DNS History
20 records (5 active, 15 former)
●NSgamma1.rdrhost.com2026-06-13 → 2026-06-19 · 3 obs
● 2026-06-13 06:07:18
● 2026-06-19 20:19:28
●NSgamma2.rdrhost.com2026-06-13 → 2026-06-19 · 3 obs
● 2026-06-13 06:07:18
● 2026-06-19 20:19:28
○NSns.gransy.com2015-05-30 → 2021-07-06 · 8 obs
● 2016-04-05 16:52:26
○ 2016-09-22 07:41:38
● 2017-07-27 13:03:40
○ 2021-03-29 18:50:28
● 2021-07-06 08:43:16
○ 2026-06-13 06:07:18
○ 2026-06-19 20:19:28
●NSns.parktons.com2026-06-13 → 2026-06-19 · 3 obs
● 2026-06-13 06:07:18
● 2026-06-19 20:19:28
○NSns.wedos.com2021-03-29 → 2021-03-29 · 4 obs
● 2021-03-29 18:50:28
○ 2021-07-06 08:43:16
○ 2026-06-19 20:19:28
○NSns.wedos.cz2021-03-29 → 2021-03-29 · 4 obs
● 2021-03-29 18:50:28
○ 2021-07-06 08:43:16
○ 2026-06-19 20:19:28
○NSns.wedos.eu2021-03-29 → 2021-03-29 · 4 obs
● 2021-03-29 18:50:28
○ 2021-07-06 08:43:16
○ 2026-06-19 20:19:28
○NSns.wedos.net2021-03-29 → 2021-03-29 · 4 obs
● 2021-03-29 18:50:28
○ 2021-07-06 08:43:16
○ 2026-06-19 20:19:28
○NSns2.gransy.com2015-05-30 → 2021-07-06 · 8 obs
● 2016-04-05 16:52:26
○ 2016-09-22 07:41:38
● 2017-07-27 13:03:40
○ 2021-03-29 18:50:28
● 2021-07-06 08:43:16
○ 2026-06-13 06:07:18
○ 2026-06-19 20:19:28
○NSns3.gransy.com2015-05-30 → 2021-07-06 · 8 obs
● 2016-04-05 16:52:26
○ 2016-09-22 07:41:38
● 2017-07-27 13:03:40
○ 2021-03-29 18:50:28
● 2021-07-06 08:43:16
○ 2026-06-13 06:07:18
○ 2026-06-19 20:19:28
○NSns4.gransy.com2015-05-30 → 2021-07-06 · 8 obs
● 2016-04-05 16:52:26
○ 2016-09-22 07:41:38
● 2017-07-27 13:03:40
○ 2021-03-29 18:50:28
● 2021-07-06 08:43:16
○ 2026-06-13 06:07:18
○ 2026-06-19 20:19:28
○NSns5.gransy.com2015-05-30 → 2021-07-06 · 8 obs
● 2016-04-05 16:52:26
○ 2016-09-22 07:41:38
● 2017-07-27 13:03:40
○ 2021-03-29 18:50:28
● 2021-07-06 08:43:16
○ 2026-06-13 06:07:18
○ 2026-06-19 20:19:28
●MXmail.parktons.com2026-06-13 → 2026-06-19 · 3 obs
● 2026-06-13 06:07:18
● 2026-06-19 20:19:28
○MXmail.rtj.cz2021-07-06 → 2021-07-06 · 4 obs
● 2021-07-06 08:43:16
○ 2026-06-13 06:07:18
○ 2026-06-19 20:19:28
○MXmxredir.wedos.net2021-03-29 → 2021-03-29 · 3 obs
○ 2021-07-06 08:43:16
○ 2026-06-19 20:19:28
○A2a02:2b88:1:4::172021-03-29 → 2021-03-29 · 4 obs
● 2021-03-29 18:50:28
○ 2021-07-06 08:43:16
○ 2026-06-19 20:19:28
○A46.28.105.32021-03-29 → 2021-03-29 · 4 obs
● 2021-03-29 18:50:28
○ 2021-07-06 08:43:16
○ 2026-06-19 20:19:28
○A77.78.104.32021-07-06 → 2021-07-06 · 4 obs
● 2021-07-06 08:43:16
○ 2026-06-13 06:07:18
○ 2026-06-19 20:19:28
●A78.141.239.2482026-06-13 → 2026-06-19 · 3 obs
● 2026-06-13 06:07:18
● 2026-06-19 20:19:28
○A81.0.214.1972015-05-30 → 2017-07-27 · 6 obs
● 2016-04-05 16:52:26
○ 2016-09-22 07:41:38
● 2017-07-27 13:03:40
○ 2021-03-29 18:50:28
○ 2026-06-19 20:19:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | c.ns.nic.cz, b.ns.nic.cz, a.ns.nic.cz, d.ns.nic.cz | - |
| rtj.cz | gamma1.rdrhost.com, gamma2.rdrhost.com | - |
✅ Authoritative Response
Server:78.141.239.248
NS records: gamma1.rdrhost.com, gamma2.rdrhost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for rtj.cz (unsigned zone)
⏱️ Timing
Total: 857ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 78.141.239.248 |
| NS | 2 | gamma1.rdrhost.com, gamma2.rdrhost.com |
| MX | 1 | mail.parktons.com (pri: 10) |
| SOA | 1 | ns.parktons.com root.parktons.com |
Analysis
IP Addresses
rtj.cz resolves to just one IP address, 78.141.239.248.
Two other host names, along with bryan.cz, hotelpiast.cz and miss24.cz, also share IP numbers with rtj.cz.
Name Servers
rtj.cz has three name servers — ns.parktons.com, gamma1.rdrhost.com and gamma2.rdrhost.com.
rtj.cz shares at least some of its name servers with other domains, including www.youdaoikhx.top, cade.cz, 90.43.69.83.in-addr.arpa and two others.
These name servers are frequently seen alongside ns2.parktons.com, beta1.rdrhost.com, beta2.rdrhost.com and 6 other name servers.
Each of the three hostnames points to exactly one IP address: ns.parktons.com points to 46.8.8.88, gamma1.rdrhost.com points to 78.141.239.248 and gamma2.rdrhost.com points to 45.77.230.88.
Mail Servers
The sole mail server for rtj.cz is mail.parktons.com.
Among the domains sharing a mail server setup with rtj.cz are advita.cz, dfdhs.yt, edos.cz and two others.
mail.parktons.com points to one IP number — 155.138.212.151.