overmat.cz - robtex.com
overmat.cz
| DNSSEC | ⚠️ Not signed | ||||||
| NS | alpha1.rdrhost.com ⚠️ Not in zone NS records | ||||||
| A | 136.244.78.5🇬🇧 AS-VULTR136.244.64.0/20 Vultr Assigned Prefix | ||||||
| PTR | 136.244.78.5.vultrusercontent.com | ||||||
| NS | alpha2.rdrhost.com ⚠️ Not in zone NS records | ||||||
| A | 78.141.227.75🇬🇧 AS-VULTR78.141.224.0/19 Vultr Assigned Prefix | ||||||
| PTR | 78.141.227.75.vultrusercontent.com | ||||||
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=1785188842 | ||||||
Same first word
Similar names
DNS History
5 records (2 active, 3 former)
●NSalpha1.rdrhost.com2026-06-25 → 2026-07-27 · 2 obs
● 2026-07-27 21:57:06
●NSalpha2.rdrhost.com2026-06-25 → 2026-07-27 · 2 obs
● 2026-07-27 21:57:06
○NSns.parktons.com2026-06-25 → 2026-06-25 · 2 obs
○ 2026-07-27 21:57:06
○MXmail.parktons.com2026-06-25 → 2026-06-25 · 2 obs
○ 2026-07-27 21:57:06
○A78.141.227.752026-06-25 → 2026-06-25 · 2 obs
○ 2026-07-27 21:57:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | b.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz, c.ns.nic.cz | - |
| overmat.cz | alpha1.rdrhost.com, alpha2.rdrhost.com | - |
✅ Authoritative Response
Server:78.141.227.75
NS records: alpha1.rdrhost.com, alpha2.rdrhost.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for overmat.cz (unsigned zone)
⏱️ Timing
Total: 971ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 78.141.227.75 |
| NS | 2 | alpha1.rdrhost.com, alpha2.rdrhost.com |
| MX | 1 | mail.parktons.com (pri: 10) |
| SOA | 1 | ns.parktons.com root.parktons.com |
Analysis
Name Servers
Two name servers handle the delegation for overmat.cz: alpha1.rdrhost.com and alpha2.rdrhost.com.
overmat.cz shares its NS records with other domains, for example pare.cz, pdtech.cz, fajnazastavarna.cz and two others.
overmat.cz has at least partial name server overlap with other domains, such as 197.47.69.83.in-addr.arpa, 204-user44.scnet.cz, 203-user36.scnet.cz and two others.
These name servers tend to appear together with the name servers ns.parktons.com, ns.pcweb.cz and ns.scnet.cz.
alpha1.rdrhost.com directs to 136.244.78.5 and alpha2.rdrhost.com directs to 78.141.227.75; each host name points to exactly one IP number.