kovostroj.com - robtex.com
kovostroj.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 188.120.211.10🇨🇿 IP4ISP188.120.192.0/19 z.s.p.o. network route | ||||||
| PTR | mail.backer.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 | m45984.acsoc.cz ⭐ | ||||||
| A | 2a03:5e40:4000:87::242🇨🇿 CLOUD4COM-AS2a03:5e40::/32 | ||||||
| A | 185.10.87.242🇨🇿 CLOUD4COM-AS185.10.84.0/22 | ||||||
| PTR | m45984.acsoc.cz | ||||||
| TXT | v=spf1 mx a:mail.kovostroj.com ~all | ||||||
| SOA | ns1.websupport.czadmin@websupport.cz serial=1747154555 | ||||||
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=1774741287 | ||||||
Subdomains
mail.kovostroj.com |
Same first word
kovostroj.com |
DNS History
9 records (5 active, 4 former)
○NSns1.backer.cz2015-08-09 → 2017-06-19 · 4 obs
● 2017-06-19 11:53:34
○ 2026-02-20 11:29:02
○ 2026-03-29 00:03:30
●NSns1.websupport.cz2026-02-20 → 2026-03-29 · 3 obs
● 2026-02-20 11:29:02
● 2026-03-29 00:03:30
○NSns2.backer.cz2015-08-09 → 2017-06-19 · 4 obs
● 2017-06-19 11:53:34
○ 2026-02-20 11:29:02
○ 2026-03-29 00:03:30
●NSns2.websupport.cz2026-02-20 → 2026-03-29 · 3 obs
● 2026-02-20 11:29:02
● 2026-03-29 00:03:30
●NSns3.websupport.eu2026-02-20 → 2026-03-29 · 3 obs
● 2026-02-20 11:29:02
● 2026-03-29 00:03:30
○MXantix.autocont.cz2017-06-19 → 2017-06-19 · 4 obs
● 2017-06-19 11:53:34
○ 2026-02-20 11:29:02
○ 2026-03-29 00:03:30
●MXm45984.acsoc.cz2026-02-20 → 2026-03-29 · 3 obs
● 2026-02-20 11:29:02
● 2026-03-29 00:03:30
○MXns1.backer.cz2015-08-09 → 2016-03-27 · 4 obs
● 2016-03-27 12:12:32
○ 2017-06-19 11:53:34
○ 2026-03-29 00:03:30
●A188.120.211.102026-02-20 → 2026-03-29 · 2 obs
● 2026-03-29 00:03:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| kovostroj.com | ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu | - |
✅ Authoritative Response
Server:45.10.97.13
NS records: ns1.websupport.cz, ns2.websupport.cz, ns3.websupport.eu
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kovostroj.com (unsigned zone)
⏱️ Timing
Total: 257ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 188.120.211.10 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 1 | m45984.acsoc.cz (pri: 10) |
| TXT | 1 | v=spf1 mx a:mail.kovostroj.com ~all |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
Hierarchy
The parent of mail.kovostroj.com is kovostroj.com.
IP Addresses
kovostroj.com points to a single IP address: 188.120.211.10.
Other host names such as backer.cz, compro.cz, mikrona.cz, bellcom.cz and konopiste.com share IPs with kovostroj.com.
Name Servers
kovostroj.com is delegated to three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
kovostroj.com at least partially shares name servers with other domains, for example firstnet.cz, hotapple.eu, pakling.cz, flyfoto.cz and sbirka.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
The m45984.acsoc.cz mail server handles kovostroj.com.
kovostroj.com shares the same mail server setup as other domains, including sbdzm.cz, torinopraga.cz, gjp1.cz, chotebor.cz and mukolin.cz.
kovostroj.com shares at least some mail servers with other domains, for instance dynamocb.cz, nemcaslav.cz and upm.cz.
These mail servers are often used with _dc-mx.8d71716f47f9.dynamocb.cz and dynamocb-cz.mail.protection.outlook.com.
m45984.acsoc.cz points to two IP numbers: 2a03:5e40:4000:87::242 and 185.10.87.242.