dvu.cz - robtex.com
dvu.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 95.179.200.197🇬🇧 AS-VULTR95.179.192.0/20 Vultr Assigned Prefix | ||||||
| PTR | 95.179.200.197.vultrusercontent.com | ||||||
| NS | ns.parktons.com ⭐ | ||||||
| A | 46.8.8.88🇨🇿 GRANSY46.8.8.0/24 | ||||||
| NS | delta1.rdrhost.com | ||||||
| A | 95.179.200.197🇬🇧 AS-VULTR95.179.192.0/20 Vultr Assigned Prefix | ||||||
| PTR | 95.179.200.197.vultrusercontent.com | ||||||
| NS | delta2.rdrhost.com | ||||||
| A | 192.248.170.43🇬🇧 AS-VULTR192.248.160.0/20 Vultr Assigned Prefix | ||||||
| PTR | 192.248.170.43.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=1782634637 | ||||||
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
○NSalfa.ns.active24.cz2015-08-23 → 2016-10-11 · 4 obs
● 2016-10-11 17:22:52
○ 2026-06-13 09:58:02
○ 2026-06-28 09:13:12
○NSbeta.ns.active24.cz2015-08-23 → 2016-10-11 · 4 obs
● 2016-10-11 17:22:52
○ 2026-06-13 09:58:02
○ 2026-06-28 09:13:12
●NSdelta1.rdrhost.com2026-06-13 → 2026-06-28 · 3 obs
● 2026-06-13 09:58:02
● 2026-06-28 09:13:12
●NSdelta2.rdrhost.com2026-06-13 → 2026-06-28 · 3 obs
● 2026-06-13 09:58:02
● 2026-06-28 09:13:12
○NSgama.ns.active24.sk2015-08-23 → 2016-10-11 · 4 obs
● 2016-10-11 17:22:52
○ 2026-06-13 09:58:02
○ 2026-06-28 09:13:12
●NSns.parktons.com2026-06-13 → 2026-06-28 · 3 obs
● 2026-06-13 09:58:02
● 2026-06-28 09:13:12
●MXmail.parktons.com2026-06-13 → 2026-06-28 · 2 obs
● 2026-06-28 09:13:12
○A81.95.96.292015-08-23 → 2016-10-11 · 4 obs
● 2016-10-11 17:22:52
○ 2026-06-13 09:58:02
○ 2026-06-28 09:13:12
●A95.179.200.1972026-06-13 → 2026-06-28 · 3 obs
● 2026-06-13 09:58:02
● 2026-06-28 09:13:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | b.ns.nic.cz, a.ns.nic.cz, d.ns.nic.cz, c.ns.nic.cz | - |
| dvu.cz | delta1.rdrhost.com, delta2.rdrhost.com | - |
✅ Authoritative Response
Server:95.179.200.197
NS records: delta1.rdrhost.com, delta2.rdrhost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dvu.cz (unsigned zone)
⏱️ Timing
Total: 920ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 95.179.200.197 |
| NS | 2 | delta1.rdrhost.com, delta2.rdrhost.com |
| MX | 1 | mail.parktons.com (pri: 10) |
| SOA | 1 | ns.parktons.com root.parktons.com |
Analysis
IP Addresses
dvu.cz points to a single IP number: 95.179.200.197.
Additional host names — terce.cz, nmu.cz, rondel.cz and two others — share IP numbers with dvu.cz.
Name Servers
dvu.cz is delegated to three name servers: ns.parktons.com, delta1.rdrhost.com and delta2.rdrhost.com.
The name servers of dvu.cz overlap at least partially with those of other domains — among them gor.cz, mikrotik4.scnet.cz, www.officemature(0x706f726e).xyz and two more.
These name servers commonly appear in delegations together with ns2.parktons.com, beta1.rdrhost.com, beta2.rdrhost.com and 6 other.
ns.parktons.com, delta1.rdrhost.com and delta2.rdrhost.com each resolve to a single IP address: ns.parktons.com resolves to 46.8.8.88, delta1.rdrhost.com resolves to 95.179.200.197 and delta2.rdrhost.com resolves to 192.248.170.43.
Mail Servers
dvu.cz has one mail server: mail.parktons.com.
dvu.cz shares the same mail server setup as other domains, including hule.cz, 59eae168108ab519.xyz, 7gmlipupdate.co.ataa.sparebank1.noconversion.cpvfeed.com and two others.
mail.parktons.com resolves to a single IP number: 155.138.212.151.