cr2.cz - robtex.com
cr2.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 209.250.224.249🇬🇧 AS-VULTR209.250.224.0/21 Vultr Assigned Prefix | ||||||
| PTR | 209.250.224.249.vultrusercontent.com | ||||||
| NS | ns.parktons.com ⭐ | ||||||
| A | 46.8.8.88🇨🇿 GRANSY46.8.8.0/24 | ||||||
| NS | beta1.rdrhost.com | ||||||
| A | 209.250.224.249🇬🇧 AS-VULTR209.250.224.0/21 Vultr Assigned Prefix | ||||||
| PTR | 209.250.224.249.vultrusercontent.com | ||||||
| NS | beta2.rdrhost.com | ||||||
| A | 45.76.135.224🇬🇧 AS-VULTR45.76.128.0/20 Vultr Assigned Prefix | ||||||
| PTR | 45.76.135.224.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=1785914238 | ||||||
Same first word
Similar names
DNS History
16 records (5 active, 11 former)
●NSbeta1.rdrhost.com2026-07-31 → 2026-08-05 · 3 obs
● 2026-07-31 17:13:32
● 2026-08-05 07:47:02
●NSbeta2.rdrhost.com2026-07-31 → 2026-08-05 · 3 obs
● 2026-07-31 17:13:32
● 2026-08-05 07:47:02
○NSns.gransy.com2015-08-21 → 2017-10-09 · 4 obs
● 2017-10-09 19:08:46
○ 2020-10-29 03:39:48
○ 2026-08-05 07:47:02
●NSns.parktons.com2026-07-31 → 2026-08-05 · 3 obs
● 2026-07-31 17:13:32
● 2026-08-05 07:47:02
○NSns.wedos.com2020-10-29 → 2020-10-29 · 4 obs
● 2020-10-29 03:39:48
○ 2026-07-31 17:13:32
○ 2026-08-05 07:47:02
○NSns.wedos.eu2020-10-29 → 2020-10-29 · 4 obs
● 2020-10-29 03:39:48
○ 2026-07-31 17:13:32
○ 2026-08-05 07:47:02
○NSns2.gransy.com2015-08-21 → 2017-10-09 · 4 obs
● 2017-10-09 19:08:46
○ 2020-10-29 03:39:48
○ 2026-08-05 07:47:02
○NSns3.gransy.com2015-08-21 → 2017-10-09 · 4 obs
● 2017-10-09 19:08:46
○ 2020-10-29 03:39:48
○ 2026-08-05 07:47:02
○NSns4.gransy.com2015-08-21 → 2017-10-09 · 4 obs
● 2017-10-09 19:08:46
○ 2020-10-29 03:39:48
○ 2026-08-05 07:47:02
○NSns5.gransy.com2015-08-21 → 2017-10-09 · 4 obs
● 2017-10-09 19:08:46
○ 2020-10-29 03:39:48
○ 2026-08-05 07:47:02
○MXmail.cr2.cz2015-08-21 → 2017-10-09 · 4 obs
● 2017-10-09 19:08:46
○ 2020-10-29 03:39:48
○ 2026-08-05 07:47:02
●MXmail.parktons.com2026-07-31 → 2026-08-05 · 3 obs
● 2026-07-31 17:13:32
● 2026-08-05 07:47:02
○MXmxredir.wedos.net2020-10-29 → 2020-10-29 · 4 obs
● 2020-10-29 03:39:48
○ 2026-07-31 17:13:32
○ 2026-08-05 07:47:02
●A209.250.224.2492026-07-31 → 2026-08-05 · 3 obs
● 2026-07-31 17:13:32
● 2026-08-05 07:47:02
○A46.28.105.22020-10-29 → 2020-10-29 · 4 obs
● 2020-10-29 03:39:48
○ 2026-07-31 17:13:32
○ 2026-08-05 07:47:02
○A77.78.104.32015-08-21 → 2017-10-24 · 4 obs
● 2017-10-24 12:24:02
○ 2020-10-29 03:39:48
○ 2026-08-05 07:47:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | d.ns.nic.cz, c.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz | - |
| cr2.cz | beta1.rdrhost.com, beta2.rdrhost.com | - |
✅ Authoritative Response
Server:209.250.224.249
NS records: beta1.rdrhost.com, beta2.rdrhost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cr2.cz (unsigned zone)
⏱️ Timing
Total: 1624ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 209.250.224.249 |
| NS | 2 | beta1.rdrhost.com, beta2.rdrhost.com |
| MX | 1 | mail.parktons.com (pri: 10) |
| SOA | 1 | ns.parktons.com root.parktons.com |
Analysis
IP Addresses
cr2.cz has exactly one IP address — 209.250.224.249.
mail.setuza.cz, tuv.cz, gluten.cz plus two other host names have IP numbers in common with cr2.cz.
Name Servers
cr2.cz carries NS records delegating to ns.parktons.com, beta1.rdrhost.com and beta2.rdrhost.com.
cr2.cz partially shares its NS delegation with several other domains, including atendimentoapple.support, mku.cz, www.52a17197cb931315b377.xyz and two others.
These name servers tend to appear together with the name servers ns2.parktons.com, dns1.domain.name and dns2.domain.name, plus two others.
ns.parktons.com points to 46.8.8.88; beta1.rdrhost.com points to 209.250.224.249; beta2.rdrhost.com points to 45.76.135.224 — each hostname maps to exactly one IP address.
Mail Servers
cr2.cz uses one mail server — mail.parktons.com.
The mail server setup of cr2.cz matches that of other domains such as bosniaks.info, neria.cz, tatsaservicios.com and two others.
mail.parktons.com carries a single IP number, which is 155.138.212.151.