cupera.cz - robtex.com
cupera.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 37.9.175.164🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.175.0/24 | ||||||
| PTR | ing.r3.websupport.sk | ||||||
| NS | ns1.websupport.cz ⭐ | ||||||
| A | 2a10:bbc0::11🇨🇿 ACTIVE24-AS2a10:bbc0::/32 | ||||||
| PTR | ns1.websupport.eu | ||||||
| A | 45.10.97.11🇨🇿 ACTIVE24-AS45.10.97.0/24 | ||||||
| PTR | ns1.websupport.eu | ||||||
| NS | ns2.websupport.cz | ||||||
| A | 2a02:250:3::12🇸🇪 ACTIVE24-AS2a02:250:3::/48 | ||||||
| PTR | ns2.websupport.eu | ||||||
| A | 185.71.159.12🇸🇪 ACTIVE24-AS185.71.159.0/24 | ||||||
| PTR | ns2.websupport.eu | ||||||
| NS | ns3.websupport.eu | ||||||
| A | 2a10:bbc0::13🇨🇿 ACTIVE24-AS2a10:bbc0::/32 | ||||||
| PTR | ns3.websupport.eu | ||||||
| A | 45.10.97.13🇨🇿 ACTIVE24-AS45.10.97.0/24 | ||||||
| PTR | ns3.websupport.eu | ||||||
| MX | mailin1.cupera.cz ⭐ | ||||||
| A | 2a00:4b40:aaaa:2101:45:13:137:7🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32 | ||||||
| PTR | m1-u5-mx.websupport.sk | ||||||
| A | 45.13.137.7🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24 | ||||||
| PTR | mx10.websupport.at | ||||||
| MX | mailin2.cupera.cz(100) | ||||||
| A | 2a00:4b40:aaaa:2101:45:13:137:8🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32 | ||||||
| PTR | m1-u6-mx.websupport.sk | ||||||
| A | 45.13.137.9🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24 | ||||||
| PTR | m1-u7-mx.websupport.sk | ||||||
| SOA | ns1.websupport.czadmin@websupport.cz serial=1707712043 | ||||||
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=1776003455 | ||||||
Same first word
cupera.cz |
Similar names
DNS History
13 records (6 active, 7 former)
○NSalfa.ns.active24.cz2017-01-05 → 2017-12-10 · 3 obs
● 2017-12-10 07:03:12
○ 2026-04-12 15:14:06
○NSbeta.ns.active24.cz2017-01-05 → 2017-12-10 · 3 obs
● 2017-12-10 07:03:12
○ 2026-04-12 15:14:06
○NSgama.ns.active24.sk2017-01-05 → 2017-12-10 · 3 obs
● 2017-12-10 07:03:12
○ 2026-04-12 15:14:06
●NSns1.websupport.cz2026-04-12 → 2026-04-12 · 2 obs
● 2026-04-12 15:14:06
●NSns2.websupport.cz2026-04-12 → 2026-04-12 · 2 obs
● 2026-04-12 15:14:06
●NSns3.websupport.eu2026-04-12 → 2026-04-12 · 2 obs
● 2026-04-12 15:14:06
○MXin1-smtp.messagingengine.com2017-01-05 → 2017-01-05 · 3 obs
○ 2017-12-10 07:03:12
○ 2026-04-12 15:14:06
○MXin2-smtp.messagingengine.com2017-01-05 → 2017-01-05 · 3 obs
○ 2017-12-10 07:03:12
○ 2026-04-12 15:14:06
○MXmailforward.globe.cz2017-12-10 → 2017-12-10 · 3 obs
● 2017-12-10 07:03:12
○ 2026-04-12 15:14:06
●MXmailin1.cupera.cz2026-04-12 → 2026-04-12 · 2 obs
● 2026-04-12 15:14:06
●MXmailin2.cupera.cz2026-04-12 → 2026-04-12 · 2 obs
● 2026-04-12 15:14:06
●A37.9.175.1642026-04-12 → 2026-04-12 · 2 obs
● 2026-04-12 15:14:06
○A81.95.96.292017-01-05 → 2017-12-10 · 3 obs
● 2017-12-10 07:03:12
○ 2026-04-12 15:14:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| cupera.cz | ns2.websupport.cz, ns3.websupport.eu, ns1.websupport.cz | - |
✅ Authoritative Response
Server:45.10.97.11
NS records: ns2.websupport.cz, ns3.websupport.eu, ns1.websupport.cz
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 870ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.164 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | mailin1.cupera.cz (pri: 10), mailin2.cupera.cz (pri: 100) |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
IP Addresses
cupera.cz resolves to one IP number: 37.9.175.164.
other host names including artemio.diamon.cz, bursik.org, credens.nl, www.zajimavysvet.cz and www.kpz.cz share IP numbers with cupera.cz.
Name Servers
cupera.cz is delegated to three name servers ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
cupera.cz at least partially shares name servers with other domains, for instance betitanium.com, bedamusil.com, kovop.cz, estes.cz and bk2.cz.
Host names with two IP numbers:
ns1.websupport.cz points to: 2a10:bbc0::11 and 45.10.97.11.
ns2.websupport.cz points to: 2a02:250:3::12 and 185.71.159.12.
ns3.websupport.eu points to: 2a10:bbc0::13 and 45.10.97.13.
Mail Servers
Two mail servers handle cupera.cz: mailin1.cupera.cz and mailin2.cupera.cz.
Host names with two IP numbers:
The host name mailin1.cupera.cz points to 2a00:4b40:aaaa:2101:45:13:137:7 and 45.13.137.7; the host name mailin2.cupera.cz points to 2a00:4b40:aaaa:2101:45:13:137:8 and 45.13.137.9.