speedzone.cz - robtex.com
speedzone.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=1781664436 | ||||||
Same first word
Similar names
DNS History
14 records (5 active, 9 former)
●NSbeta1.rdrhost.com2026-06-04 → 2026-06-17 · 3 obs
● 2026-06-04 20:49:14
● 2026-06-17 03:03:04
●NSbeta2.rdrhost.com2026-06-04 → 2026-06-17 · 3 obs
● 2026-06-04 20:49:14
● 2026-06-17 03:03:04
●NSns.parktons.com2026-06-04 → 2026-06-17 · 3 obs
● 2026-06-04 20:49:14
● 2026-06-17 03:03:04
○NSns1.savana.cz2015-08-04 → 2017-06-17 · 4 obs
● 2017-06-17 04:19:44
○ 2026-03-25 15:22:38
○ 2026-06-17 03:03:04
○NSns2.savana.cz2015-08-04 → 2017-06-17 · 4 obs
● 2017-06-17 04:19:44
○ 2026-03-25 15:22:38
○ 2026-06-17 03:03:04
○NSns3.savana.cz2015-08-04 → 2017-06-17 · 4 obs
● 2017-06-17 04:19:44
○ 2026-03-25 15:22:38
○ 2026-06-17 03:03:04
●MXmail.parktons.com2026-06-04 → 2026-06-17 · 3 obs
● 2026-06-04 20:49:14
● 2026-06-17 03:03:04
○MXmx1.savana.cz2015-08-04 → 2017-06-17 · 4 obs
● 2017-06-17 04:19:44
○ 2026-03-25 15:22:38
○ 2026-06-17 03:03:04
○MXmx2.savana.cz2015-08-04 → 2017-06-17 · 4 obs
● 2017-06-17 04:19:44
○ 2026-03-25 15:22:38
○ 2026-06-17 03:03:04
○MXmx3.savana.cz2017-06-17 → 2017-06-17 · 4 obs
● 2017-06-17 04:19:44
○ 2026-03-25 15:22:38
○ 2026-06-17 03:03:04
○MXmx4.savana.cz2017-06-17 → 2017-06-17 · 4 obs
● 2017-06-17 04:19:44
○ 2026-03-25 15:22:38
○ 2026-06-17 03:03:04
●A209.250.224.2492026-06-04 → 2026-06-17 · 3 obs
● 2026-06-04 20:49:14
● 2026-06-17 03:03:04
○A217.16.187.202015-08-04 → 2017-06-17 · 4 obs
● 2017-06-17 04:19:44
○ 2026-03-25 15:22:38
○ 2026-06-17 03:03:04
○A2a00:1ed0:1:1800:7:13:2a00:12015-08-04 → 2017-06-17 · 4 obs
● 2017-06-17 04:19:44
○ 2026-03-25 15:22:38
○ 2026-06-17 03:03:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | d.ns.nic.cz, a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz | - |
| speedzone.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 speedzone.cz (unsigned zone)
⏱️ Timing
Total: 1553ms | 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
speedzone.cz resolves to just one IP address, 209.250.224.249.
Two other host names, along with horton.cz, biotic.cz and mail.osteria.cz.osteria.cz, also share IP numbers with speedzone.cz.
Name Servers
The authoritative name servers for speedzone.cz are ns.parktons.com, beta1.rdrhost.com and beta2.rdrhost.com — three in total.
speedzone.cz partially shares its NS delegation with several other domains, including 36.218.117.217.in-addr.arpa, www.zone6farms.com, mail.nnz.cz and two others.
In DNS configurations, these name servers often share authority with ns2.parktons.com, alpha1.rdrhost.com, alpha2.rdrhost.com and 4 other name servers.
The hostnames ns.parktons.com, beta1.rdrhost.com and beta2.rdrhost.com each resolve to a single IP: ns.parktons.com → 46.8.8.88, beta1.rdrhost.com → 209.250.224.249, beta2.rdrhost.com → 45.76.135.224.
Mail Servers
The sole mail server for speedzone.cz is mail.parktons.com.
Among the domains sharing a mail server setup with speedzone.cz are kahan.cz, www.masteryourcreation.com, null.krasni.cz and two others.
mail.parktons.com directs to just one IP number, 155.138.212.151.