buttoncz.cz - robtex.com
buttoncz.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 178.22.112.150🇨🇿 SPRINTEL-SRO178.22.112.0/21 JETSYSTEMS | ||||||
| PTR | web.sprintel.cz | ||||||
| NS | ns1.buttoncz.cz ⭐ ⚠️ Not in parent delegation | ||||||
| A | 178.22.112.150🇨🇿 SPRINTEL-SRO178.22.112.0/21 JETSYSTEMS | ||||||
| PTR | web.sprintel.cz | ||||||
| NS | ns.pripojeni.net ⚠️ Not in zone NS records | ||||||
| A | 178.22.112.22🇨🇿 SPRINTEL-SRO178.22.112.0/21 JETSYSTEMS | ||||||
| PTR | ns.pripojeni.net | ||||||
| NS | ns.sprintel.cz ⚠️ Not in zone NS records | ||||||
| A | 178.22.118.10🇨🇿 SPRINTEL-SRO178.22.112.0/21 JETSYSTEMS | ||||||
| PTR | ns.silinet.cz | ||||||
| NS | ns2.buttoncz.cz ⚠️ Not in parent delegation | ||||||
| A | 178.22.118.10🇨🇿 SPRINTEL-SRO178.22.112.0/21 JETSYSTEMS | ||||||
| PTR | ns.silinet.cz | ||||||
| NS | web.sprintel.cz ⚠️ Not in zone NS records | ||||||
| A | 178.22.112.150🇨🇿 SPRINTEL-SRO178.22.112.0/21 JETSYSTEMS | ||||||
| PTR | web.sprintel.cz | ||||||
| MX | mail.buttoncz.cz ⭐ | ||||||
| A | 178.22.112.98🇨🇿 SPRINTEL-SRO178.22.112.0/21 JETSYSTEMS | ||||||
| PTR | mail.sprintel.cz | ||||||
| MX | mx2.sprintel.cz(20) | ||||||
| A | 185.63.24.6🇨🇿 SPRINTEL-SRO185.63.24.0/22 Sprintel | ||||||
| PTR | mx2.sprintel.cz | ||||||
| TXT | v=spf1 a mx ip4:178.22.112.150 ip4:178.22.112.150 ~all | ||||||
| SOA | ns1.buttoncz.czpostmaster@buttoncz.cz 2019-08-26 #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=1774621038 | ||||||
Subdomains
Same first word
buttoncz.cz |
DNS History
9 records (8 active, 1 former)
●NSns.pripojeni.net2026-02-19 → 2026-03-27 · 3 obs
● 2026-02-19 12:38:34
● 2026-03-27 14:49:36
●NSns.sprintel.cz2026-02-19 → 2026-03-27 · 3 obs
● 2026-02-19 12:38:34
● 2026-03-27 14:49:36
●NSns1.buttoncz.cz2015-05-26 → 2026-03-27 · 2 obs
● 2026-03-27 14:49:36
●NSns2.buttoncz.cz2015-05-26 → 2026-03-27 · 2 obs
● 2026-03-27 14:49:36
●NSweb.sprintel.cz2026-02-19 → 2026-03-27 · 3 obs
● 2026-02-19 12:38:34
● 2026-03-27 14:49:36
●MXmail.buttoncz.cz2015-05-26 → 2026-03-27 · 2 obs
● 2026-03-27 14:49:36
○MXmail.pripojeni.net2015-05-26 → 2016-11-09 · 4 obs
● 2016-11-09 02:15:30
○ 2026-02-19 12:38:34
○ 2026-03-27 14:49:36
●MXmx2.sprintel.cz2026-02-19 → 2026-03-27 · 3 obs
● 2026-02-19 12:38:34
● 2026-03-27 14:49:36
●A178.22.112.1502015-05-26 → 2026-03-27 · 2 obs
● 2026-03-27 14:49:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| buttoncz.cz | ns.sprintel.cz, ns.pripojeni.net, web.sprintel.cz | - |
✅ Authoritative Response
Server:178.22.112.150
NS records: ns.sprintel.cz, ns.pripojeni.net, web.sprintel.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for buttoncz.cz (unsigned zone)
⏱️ Timing
Total: 1470ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 178.22.112.150 |
| NS | 2 | ns2.buttoncz.cz, ns1.buttoncz.cz |
| MX | 2 | mx2.sprintel.cz (pri: 20), mail.buttoncz.cz (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:178.22.112.150 ip4:178.2 |
| SOA | 1 | ns1.buttoncz.cz postmaster.buttoncz.cz |
Analysis
Hierarchy
buttoncz.cz is parent of ns1.buttoncz.cz, ns2.buttoncz.cz and mail.buttoncz.cz.
IP Addresses
buttoncz.cz points to a single IP: 178.22.112.150.
Other host names, for instance ns1.mnouci.com, skydiving.cz, silinet.cz, mnouci.com and ns1.skydiving.cz share IP numbers with buttoncz.cz.
Name Servers
buttoncz.cz is delegated to five name servers: ns1.buttoncz.cz, ns2.buttoncz.cz, ns.sprintel.cz, web.sprintel.cz and ns.pripojeni.net.
buttoncz.cz at least partially shares its name servers with other domains, for instance mnouci.com, pripojeni.net, skydiving.cz, silinet.cz and fckralicenahane.cz.
these name servers are commonly used together with ns2.mnouci.com, ns3.mnouci.com, ns2.skydiving.cz and nss.sprintel.cz.
Host names with a single IP address:
The host name ns1.buttoncz.cz points to 178.22.112.150.
The host name web.sprintel.cz points to 178.22.112.150.
The host name ns2.buttoncz.cz points to 178.22.118.10.
The host name ns.sprintel.cz points to 178.22.118.10.
The host name ns.pripojeni.net points to 178.22.112.22.
Host names that point to 178.22.112.150: ns1.buttoncz.cz and web.sprintel.cz.
Host names that point to 178.22.118.10: ns2.buttoncz.cz and ns.sprintel.cz.
Mail Servers
Two mail servers mail.buttoncz.cz and mx2.sprintel.cz handle buttoncz.cz.
buttoncz.cz shares some mail servers with other domains, including jetsystems.cz, snytpv.cz, studiospringer.cz, silinet.cz and chropyne.net.
These mail servers are often used together with the following: mail.sprintel.cz, mail.jetsystems.cz, mail.snytpv.cz, mail.studiospringer.cz, mail.chropyne.net, mail.bilovice-lutotin.cz, mail.svozil.name, mail.megasprint.cz and mail.mazdadily.cz.
Host names with a single IP:
mail.buttoncz.cz resolves to 178.22.112.98.
mx2.sprintel.cz resolves to 185.63.24.6.