directory.cz - robtex.com
directory.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.vultrusercontent.com | ||||||
| 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=1771291036 | ||||||
Same first word
Similar names
DNS History
11 records (5 active, 6 former)
●NSbeta1.rdrhost.com2026-03-09 → 2026-03-09 · 4 obs
○ 2026-03-04 01:13:24
● 2026-03-09 01:40:56
● 2026-03-09 20:23:58
●NSbeta2.rdrhost.com2026-03-09 → 2026-03-09 · 4 obs
○ 2026-03-04 01:13:24
● 2026-03-09 01:40:56
● 2026-03-09 20:23:58
○NSns.gransy.com2015-06-14 → 2016-04-18 · 4 obs
● 2016-04-18 14:31:34
○ 2020-02-14 06:34:16
○ 2026-03-09 20:23:58
●NSns.parktons.com2026-03-09 → 2026-03-09 · 4 obs
○ 2026-03-04 01:13:24
● 2026-03-09 01:40:56
● 2026-03-09 20:23:58
○NSns2.gransy.com2015-06-14 → 2016-04-18 · 4 obs
● 2016-04-18 14:31:34
○ 2020-02-14 06:34:16
○ 2026-03-09 20:23:58
○NSns3.gransy.com2015-06-14 → 2016-04-18 · 4 obs
● 2016-04-18 14:31:34
○ 2020-02-14 06:34:16
○ 2026-03-09 20:23:58
○NSns4.gransy.com2015-06-14 → 2016-04-18 · 4 obs
● 2016-04-18 14:31:34
○ 2020-02-14 06:34:16
○ 2026-03-09 20:23:58
○NSns5.gransy.com2015-06-14 → 2016-04-18 · 4 obs
● 2016-04-18 14:31:34
○ 2020-02-14 06:34:16
○ 2026-03-09 20:23:58
●MXmail.parktons.com2026-03-09 → 2026-03-09 · 4 obs
○ 2026-03-04 01:13:24
● 2026-03-09 01:40:56
● 2026-03-09 20:23:58
●A209.250.224.2492026-03-09 → 2026-03-09 · 4 obs
○ 2026-03-04 01:13:24
● 2026-03-09 01:40:56
● 2026-03-09 20:23:58
○A77.78.104.32015-06-14 → 2016-04-18 · 4 obs
● 2016-04-18 14:31:34
○ 2020-02-14 06:34:16
○ 2026-03-09 20:23:58
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| directory.cz | beta1.rdrhost.com, beta2.rdrhost.com | - |
✅ Authoritative Response
Server: 45.76.135.224
NS records: beta1.rdrhost.com, beta2.rdrhost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for directory.cz (unsigned zone)
⏱️ Timing
Total: 1386ms | 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
directory.cz points to IP number 209.250.224.249.
For instance, other host names videoshop.cz, cscs.cz, spust.cz, vaznyvztah.cz and (0x736578)-(0x706f726e)o.cz share IP numbers with directory.cz.
Name Servers
The delegation for directory.cz is handled by three name servers: ns.parktons.com, beta1.rdrhost.com and beta2.rdrhost.com.
directory.cz shares name servers with other domains at least partially, for example push.samsungosp.com.domain.name, v-elb-pas1gld-1649528239.ap-southeast-1.elb.amazonaws.com.domain.name, omeganinja670.info, cz.nk.cz and altdentify.link.
these name servers are commonly used with the name servers ns2.parktons.com, dns1.domain.name, dns2.domain.name, alpha1.rdrhost.com, alpha2.rdrhost.com, gamma1.rdrhost.com, gamma2.rdrhost.com, delta1.rdrhost.com and delta2.rdrhost.com.
Host names with a single IP address: 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
directory.cz is handled by a single mail server, mail.parktons.com.
directory.cz shares the same mail server setup as other domains, for instance s3.amazonaws.com.domain.name, jacht.cz, 252-user1.scnet.cz, rajzajezdu.cz and smejc.cz.
mail.parktons.com points to a single IP: 155.138.212.151.