elektrosk.com - robtex.com
elektrosk.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2001:1568::14🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | php7.web4u.cz | ||||||
| A | 81.91.86.14🇨🇿 WEB4U81.91.80.0/21 | ||||||
| NS | ns2.web4u.cz ⭐ | ||||||
| A | 2a02:a40:100:28ff::12🇨🇿 BlueTone-AS2a02:a40::/32 Ceske Radiokomunikace, a.s. | ||||||
| PTR | ns2.web4u.cz | ||||||
| A | 85.207.53.12🇨🇿 BlueTone-AS85.207.0.0/16 BlueTone-CRa-CZ Fourth address block | ||||||
| PTR | ns2.web4u.cz | ||||||
| NS | ns.web4u.cz | ||||||
| A | 2001:1568:fd::241🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | ns.web4u.cz | ||||||
| A | 185.14.224.241🇨🇿 WEB4U185.14.224.0/23 | ||||||
| PTR | ns.web4u.cz | ||||||
| MX | mx.web4u.cz ⭐ | ||||||
| A | 2001:1568::7012🇨🇿 WEB4U2001:1568::/33 | ||||||
| PTR | mx.web4u.cz | ||||||
| A | 81.91.87.12🇨🇿 WEB4U81.91.80.0/21 | ||||||
| PTR | mx.web4u.cz | ||||||
| SOA | ns.web4u.czadmin@web4u.cz 2018-06-13 #1 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774658747 | ||||||
Same first word
elektrosk.com |
Similar names
kerkstoel.eu |
kerkstoel.de |
skelektro.de |
kerkstoel.com |
kkoestler.de |
skelektro.cz |
kselektro.no |
skelektro.ru |
leskokert.hu |
kselektro.com |
kerkstoel.net |
kerkstoel.co.uk |
kerkstoel.be |
skelektro.com |
DNS History
6 records (5 active, 1 former)
○MXmail.elektrosk.com2018-06-14 → 2018-06-14 · 2 obs
○ 2026-03-28 01:08:30
●A2001:1568::142018-06-14 → 2026-03-28 · 2 obs
● 2026-03-28 01:08:30
●A81.91.86.142018-06-14 → 2026-03-28 · 2 obs
● 2026-03-28 01:08:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| elektrosk.com | ns.web4u.cz, ns2.web4u.cz | - |
✅ Authoritative Response
Server:185.14.224.241
NS records: ns.web4u.cz, ns2.web4u.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for elektrosk.com (unsigned zone)
⏱️ Timing
Total: 820ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.91.86.14 |
| AAAA | 1 | 2001:1568::14 |
| NS | 2 | ns.web4u.cz, ns2.web4u.cz |
| MX | 1 | mx.web4u.cz (pri: 10) |
| SOA | 1 | ns.web4u.cz admin.web4u.cz |
Analysis
IP Addresses
elektrosk.com has two IP numbers: 2001:1568::14 and 81.91.86.14.
Other host names, for instance vs582.server4u.cz, dn.cz, inzos.cz, ross-brno.cz and www.cefillds.cz share IP numbers with elektrosk.com.
Name Servers
elektrosk.com's delegation uses two name servers: ns2.web4u.cz and ns.web4u.cz.
elektrosk.com uses the same name server setup as other domains, such as nursen.com, dev-mycat.cz, acmc.cz, carpiness.com and martinbarta.com.
Host names with two IPs:
ns2.web4u.cz points to 2a02:a40:100:28ff::12 and 85.207.53.12
ns.web4u.cz points to 2001:1568:fd::241 and 185.14.224.241
Mail Servers
A single mail server handles elektrosk.com, mx.web4u.cz.
elektrosk.com shares the same mail server setup as other domains, for instance dssoftolomouc.cz, nanoglas.cz, hexo.cz, karatevision.cz and tarpanadvisory.cz.
elektrosk.com shares at least some mail servers with other domains, for example marketo.cz, dentino.cz, smart4smart.cz, basic-numbers.com and denisaadolfova.com.
These mail servers are often used with mx1.mailchannels.net and mx2.mailchannels.net.
The host name mx.web4u.cz resolves to two IP numbers: 2001:1568::7012 and 81.91.87.12.