puplus.cz - robtex.com
puplus.cz
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=1777015053 | ||||||
Subdomains
Same first word
puplus.cz |
Similar names
DNS History
17 records (7 active, 10 former)
○NSalfa.ns.active24.cz2015-06-15 → 2016-06-26 · 4 obs
● 2016-06-26 18:11:50
○ 2026-04-09 21:30:34
○ 2026-04-24 07:46:52
○NSbeta.ns.active24.cz2015-06-15 → 2016-06-26 · 4 obs
● 2016-06-26 18:11:50
○ 2026-04-09 21:30:34
○ 2026-04-24 07:46:52
○NSgama.ns.active24.sk2015-06-15 → 2016-06-26 · 4 obs
● 2016-06-26 18:11:50
○ 2026-04-09 21:30:34
○ 2026-04-24 07:46:52
●NSns1.websupport.cz2026-04-09 → 2026-04-24 · 3 obs
● 2026-04-09 21:30:34
● 2026-04-24 07:46:52
●NSns2.websupport.cz2026-04-09 → 2026-04-24 · 3 obs
● 2026-04-09 21:30:34
● 2026-04-24 07:46:52
●NSns3.websupport.eu2026-04-09 → 2026-04-24 · 3 obs
● 2026-04-09 21:30:34
● 2026-04-24 07:46:52
○MXin.smtp.cz2015-10-20 → 2016-06-26 · 5 obs
● 2015-10-20 06:11:36
● 2016-06-26 18:11:50
○ 2026-04-09 21:30:34
○ 2026-04-24 07:46:52
●MXmailin1.puplus.cz2026-04-09 → 2026-04-24 · 3 obs
● 2026-04-09 21:30:34
● 2026-04-24 07:46:52
●MXmailin2.puplus.cz2026-04-09 → 2026-04-24 · 3 obs
● 2026-04-09 21:30:34
● 2026-04-24 07:46:52
○MXms.avonet.cz2015-06-15 → 2015-06-15 · 3 obs
○ 2015-10-20 06:11:36
○ 2026-04-24 07:46:52
○MXmx.smtp.cz2015-10-20 → 2016-06-26 · 5 obs
● 2015-10-20 06:11:36
● 2016-06-26 18:11:50
○ 2026-04-09 21:30:34
○ 2026-04-24 07:46:52
○MXmx1.avonet.cz2015-06-15 → 2015-06-15 · 3 obs
○ 2015-10-20 06:11:36
○ 2026-04-24 07:46:52
○MXspool.avonet.cz2015-06-15 → 2015-06-15 · 3 obs
○ 2015-10-20 06:11:36
○ 2026-04-24 07:46:52
○A217.112.162.432015-06-15 → 2015-06-15 · 3 obs
○ 2015-10-20 06:11:36
○ 2026-04-24 07:46:52
●A2a00:4b40:aaaa:2011::72026-04-09 → 2026-04-24 · 3 obs
● 2026-04-09 21:30:34
● 2026-04-24 07:46:52
○A31.15.10.242015-10-20 → 2016-06-26 · 5 obs
● 2015-10-20 06:11:36
● 2016-06-26 18:11:50
○ 2026-04-09 21:30:34
○ 2026-04-24 07:46:52
●A37.9.175.2122026-04-09 → 2026-04-24 · 3 obs
● 2026-04-09 21:30:34
● 2026-04-24 07:46:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| puplus.cz | ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu | - |
✅ Authoritative Response
Server:45.10.97.11
NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1245ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.212 |
| AAAA | 1 | 2a00:4b40:aaaa:2011::7 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | mailin1.puplus.cz (pri: 10), mailin2.puplus.cz (pri: 100) |
| TXT | 1 | v=spf1 a include:spf.active24.com includ |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
Hierarchy
puplus.cz is the parent of mailin2.puplus.cz and mailin1.puplus.cz.
IP Addresses
puplus.cz resolves to two IP numbers: 2a00:4b40:aaaa:2011::7 and 37.9.175.212.
Other host names, for instance lelodesign.cz, www.czech-kendo.cz, po.cz, lighting-halla.cz and european-institute.cz share IP numbers with puplus.cz.
Name Servers
puplus.cz delegates to three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
puplus.cz shares some name servers with other domains, for example architektstudio.cz, vacuumtech.cz, iysf.org, gkk.cz and vsrr.cz.
Host names with two IP numbers:
ns1.websupport.cz: 2a10:bbc0::11 and 45.10.97.11
ns2.websupport.cz: 2a02:250:3::12 and 185.71.159.12
ns3.websupport.eu: 2a10:bbc0::13 and 45.10.97.13
Mail Servers
puplus.cz is served by two mail servers: mailin1.puplus.cz and mailin2.puplus.cz.
Host names with two IP numbers:
mailin1.puplus.cz points to: 2a00:4b40:aaaa:2101:45:13:137:109 and 45.13.137.113; mailin2.puplus.cz points to: 2a00:4b40:aaaa:2101:45:13:137:110 and 45.13.137.110.