energeticky.cz - robtex.com
energeticky.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 91.239.200.183🇨🇿 Blindspot91.239.200.0/23 THINLINE-BlindSpot | ||||||
| PTR | gelf31.thinline.cz | ||||||
| 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 | mx1d10.thinline.cz ⭐ | ||||||
| A | 2001:67c:e94:0:1:5bef:c80e:1Blindspot2001:67c:e94::/48 THINLINE-BlindSpot | ||||||
| PTR | mx1d10.thinline.cz | ||||||
| A | 91.239.200.14🇨🇿 Blindspot91.239.200.0/23 THINLINE-BlindSpot | ||||||
| PTR | mx1d10.thinline.cz | ||||||
| MX | mx1b20.thinline.cz(20) | ||||||
| A | 2001:4de8:fa22:0:1:5264:603:1🇨🇿 QUANTCOM-AS2001:4de8::/32 Dial Telecom, a.s. | ||||||
| PTR | mx1b20.thinline.cz | ||||||
| A | 82.100.6.3🇨🇿 QUANTCOM-AS82.100.0.0/18 Dial Telecom, a.s. | ||||||
| PTR | mx1b20.thinline.cz | ||||||
| SOA | ns1.websupport.czadmin@websupport.cz serial=1656660355 | ||||||
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=1785113238 | ||||||
Subdomains
www.energeticky.cz |
Same first word
energeticky.cz |
energeticky.com |
DNS History
9 records (6 active, 3 former)
○NSalfa.ns.active24.cz2015-07-25 → 2019-12-28 · 4 obs
● 2019-12-28 01:33:50
○ 2026-03-04 07:57:12
○ 2026-07-27 01:35:48
○NSbeta.ns.active24.cz2015-07-25 → 2019-12-28 · 4 obs
● 2019-12-28 01:33:50
○ 2026-03-04 07:57:12
○ 2026-07-27 01:35:48
○NSgama.ns.active24.sk2015-07-25 → 2019-12-28 · 4 obs
● 2019-12-28 01:33:50
○ 2026-03-04 07:57:12
○ 2026-07-27 01:35:48
●NSns1.websupport.cz2026-03-04 → 2026-07-27 · 3 obs
● 2026-03-04 07:57:12
● 2026-07-27 01:35:48
●NSns2.websupport.cz2026-03-04 → 2026-07-27 · 3 obs
● 2026-03-04 07:57:12
● 2026-07-27 01:35:48
●NSns3.websupport.eu2026-03-04 → 2026-07-27 · 3 obs
● 2026-03-04 07:57:12
● 2026-07-27 01:35:48
●MXmx1b20.thinline.cz2015-07-25 → 2026-07-27 · 2 obs
● 2026-07-27 01:35:48
●MXmx1d10.thinline.cz2015-07-25 → 2026-07-27 · 2 obs
● 2026-07-27 01:35:48
●A91.239.200.1832015-07-25 → 2026-07-27 · 2 obs
● 2026-07-27 01:35:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz, d.ns.nic.cz | - |
| energeticky.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: 1030ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 91.239.200.183 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | mx1d10.thinline.cz (pri: 10), mx1b20.thinline.cz (pri: 20) |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
Hierarchy
energeticky.cz serves as the parent of www.energeticky.cz.
IP Addresses
energeticky.cz resolves to just one IP address, 91.239.200.183.
Two other host names, along with kopecky.cz, www.energeticky.cz and prachnerova.cz, also share IP numbers with energeticky.cz.
Name Servers
DNS for energeticky.cz is handled by three authoritative name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
energeticky.cz has at least partial name server overlap with other domains, such as ungrad.cz, dlazby-obklady.info, zoulova.com and two others.
Three hostnames — ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu — each have two IP addresses: ns1.websupport.cz has 45.10.97.11 and 2a10:bbc0::11, ns2.websupport.cz has 185.71.159.12 and 2a02:250:3::12, and ns3.websupport.eu has 45.10.97.13 and 2a10:bbc0::13.
Mail Servers
energeticky.cz is served by two mail servers, mx1b20.thinline.cz and mx1d10.thinline.cz.
Among the domains sharing a mail server setup with energeticky.cz are novotny-chlazeni.cz, vitalfootball.co.uk, stmaria.cz and two others.
energeticky.cz has mail servers in common with other domains — for example stoneworks.cz, redmouse.cz and landscape4u.cz.
mx1b20.thinline.cz directs to 82.100.6.3 and 2001:4de8:fa22:0:1:5264:603:1. mx1d10.thinline.cz directs to 91.239.200.14 and 2001:67c:e94:0:1:5bef:c80e:1. Each host name carries two IP addresses.