exec.cz - dns.ninja
exec.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 88.146.199.147🇨🇿 VODAFONE-CZ-AS88.146.192.0/18 Vodafone Czech Republic a.s. | ||||||
| PTR | carter.147.cust.net.upc.cz | ||||||
| NS | names.dialtelecom.cz ⭐ | ||||||
| A | 2001:1508:1003:1::2🇨🇿 QUANTCOM-AS2001:1508::/32 | ||||||
| PTR | names.dialtelecom.cz | ||||||
| A | 195.250.136.2🇨🇿 QUANTCOM-AS195.250.128.0/19 | ||||||
| PTR | names.dialtelecom.cz | ||||||
| NS | sns.dialtelecom.cz | ||||||
| A | 2001:1508:1003:2::4🇨🇿 QUANTCOM-AS2001:1508::/32 | ||||||
| PTR | sns.dialtelecom.cz | ||||||
| A | 195.250.128.2🇨🇿 QUANTCOM-AS195.250.128.0/19 | ||||||
| PTR | sns.dialtelecom.cz | ||||||
| MX | mail.exec.cz ⭐ | ||||||
| A | 88.146.199.147🇨🇿 VODAFONE-CZ-AS88.146.192.0/18 Vodafone Czech Republic a.s. | ||||||
| PTR | carter.147.cust.net.upc.cz | ||||||
| MX | mail2.exec.cz ⭐ | ||||||
| TXT | MS=CD65F28CF2FEB370E3F87C7DFC914BD3FF920B25 | ||||||
| TXT | v=spf1 mx -all | ||||||
| SOA | names.dialtelecom.czhostmaster@dialtelecom.cz 2026-06-14 #1 | ||||||
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=1781443037 | ||||||
Subdomains
mail.exec.cz |
Same first word
Similar names
DNS History
5 records (5 active, 0 former)
●NSnames.dialtelecom.cz2015-08-03 → 2026-06-14 · 2 obs
● 2026-06-14 13:42:16
●NSsns.dialtelecom.cz2015-08-03 → 2026-06-14 · 2 obs
● 2026-06-14 13:42:16
●MXmail.exec.cz2015-08-03 → 2026-06-14 · 2 obs
● 2026-06-14 13:42:16
●MXmail2.exec.cz2015-11-27 → 2026-06-14 · 3 obs
● 2015-11-27 05:46:06
● 2026-06-14 13:42:16
●A88.146.199.1472026-02-14 → 2026-06-14 · 2 obs
● 2026-06-14 13:42:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz, a.ns.nic.cz | - |
| exec.cz | sns.dialtelecom.cz, names.dialtelecom.cz | 4 records |
✅ Authoritative Response
Server:195.250.136.2
NS records: sns.dialtelecom.cz, names.dialtelecom.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for exec.cz (unsigned zone)
⏱️ Timing
Total: 734ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 88.146.199.147 |
| NS | 2 | names.dialtelecom.cz, sns.dialtelecom.cz |
| MX | 2 | mail2.exec.cz (pri: 0), mail.exec.cz (pri: 0) |
| TXT | 2 | MS=CD65F28CF2FEB370E3F87C7DFC914BD3FF920, v=spf1 mx -all |
| SOA | 1 | names.dialtelecom.cz hostmaster.dialtele |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (sns.dialtelecom.cz, sns.dialtelecom.cz, names.dialtelecom.cz...)
Analysis
Hierarchy
mail.exec.cz is a subdomain of exec.cz.
IP Addresses
exec.cz directs to one IP number, which is 88.146.199.147.
Other host names share IP numbers with exec.cz; mail.exec.cz is one such example.
Name Servers
exec.cz is served by two delegated name servers, names.dialtelecom.cz and sns.dialtelecom.cz.
exec.cz has the same name server delegation as a number of other domains, such as kleos.cz, osc.cz, catherine.cz and two more.
The name servers of exec.cz overlap at least partially with those of other domains — among them solareon.cz, 201.122.195.in-addr.arpa, 225.213.194.in-addr.arpa and two more.
These name servers are routinely co-deployed with the name servers names.vol.cz, sns.vol.cz, ns.eon.cz and two others.
Each of the two host names carries two IP addresses: names.dialtelecom.cz points to 195.250.136.2 and 2001:1508:1003:1::2, and sns.dialtelecom.cz points to 195.250.128.2 and 2001:1508:1003:2::4.
Mail Servers
The MX records for exec.cz point to two mail servers: mail2.exec.cz and mail.exec.cz.
Hosts that resolve to one IP address:
mail.exec.cz points to the IP address 88.146.199.147.