cron.cz - robtex.com
cron.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🇨🇿 AS6059246.8.8.0/24 | ||||||
| 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 | ||||||
| PTR | 45.76.135.224.vultrusercontent.com | ||||||
| MX | mail.parktons.com ⭐ | ||||||
| A | 155.138.212.151🇺🇸 AS-VULTR155.138.192.0/19 | ||||||
| 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=1778804235 | ||||||
Subdomains
www.cron.cz |
Same first word
Similar names
DNS History
10 records (5 active, 5 former)
●NSbeta1.rdrhost.com2026-05-15 → 2026-05-15 · 3 obs
● 2026-05-15 01:00:34
● 2026-05-15 01:00:38
●NSbeta2.rdrhost.com2026-05-15 → 2026-05-15 · 3 obs
● 2026-05-15 01:00:34
● 2026-05-15 01:00:38
●NSns.parktons.com2026-05-15 → 2026-05-15 · 3 obs
● 2026-05-15 01:00:34
● 2026-05-15 01:00:38
○NSns1.wia.cz2015-05-15 → 2017-08-31 · 4 obs
● 2017-08-31 07:09:16
○ 2026-05-15 01:00:34
○ 2026-05-15 01:00:38
○NSns2.wia.cz2015-05-15 → 2017-08-31 · 5 obs
○ 2015-10-13 06:53:42
● 2017-08-31 07:09:16
○ 2026-05-15 01:00:34
○ 2026-05-15 01:00:38
○MXantispam1.wia.cz2015-05-15 → 2017-08-31 · 4 obs
● 2017-08-31 07:09:16
○ 2026-05-15 01:00:34
○ 2026-05-15 01:00:38
○MXantispam2.wia.cz2015-05-15 → 2017-08-31 · 4 obs
● 2017-08-31 07:09:16
○ 2026-05-15 01:00:34
○ 2026-05-15 01:00:38
●MXmail.parktons.com2026-05-15 → 2026-05-15 · 3 obs
● 2026-05-15 01:00:34
● 2026-05-15 01:00:38
●A209.250.224.2492026-05-15 → 2026-05-15 · 3 obs
● 2026-05-15 01:00:34
● 2026-05-15 01:00:38
○A80.250.5.742015-05-15 → 2017-08-31 · 4 obs
● 2017-08-31 07:09:16
○ 2026-05-15 01:00:34
○ 2026-05-15 01:00:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| cron.cz | beta2.rdrhost.com, beta1.rdrhost.com | - |
✅ Authoritative Response
Server:45.76.135.224
NS records: beta2.rdrhost.com, beta1.rdrhost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cron.cz (unsigned zone)
⏱️ Timing
Total: 1585ms | 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
Hierarchy
cron.cz is the parent of www.cron.cz.
IP Addresses
cron.cz points to a single IP number: 209.250.224.249.
other host names for instance entrum.cz, www.bwc.cz, poe.cz, devils.cz and styleweb.cz share IP numbers with cron.cz.
Name Servers
cron.cz is delegated to three name servers: ns.parktons.com, beta1.rdrhost.com and beta2.rdrhost.com.
cron.cz at least partially shares name servers with other domains, for instance bitcoin-revolution.net, immediateshade.net, malafatra.net, aircam.cz and valuedeals101.info.
These name servers are commonly used with ns2.parktons.com, delta1.rdrhost.com, delta2.rdrhost.com, alpha1.rdrhost.com, alpha2.rdrhost.com, dns1.domain.name and dns2.domain.name.
Host names with one IP number:
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.
Mail Servers
cron.cz is handled by a single mail server, mail.parktons.com.
cron.cz shares the same mail server setup as other domains, for instance michalsmeral.com, gamta-greitis.com, www.tron-ekovirta.net, fw1a.youreawesome.co.za and jurycostben.info.
Host name mail.parktons.com points to IP address 155.138.212.151.