kolbenka.com - robtex.com
kolbenka.com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 2a00:4b40:aaaa:2011::7🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32 | ||||||
| A | 37.9.175.213🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.175.0/24 | ||||||
| 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 | mx10.active24.cz ⭐ | ||||||
| A | 2a00:4b40:aaaa:2101:45:13:137:85🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32 | ||||||
| A | 45.13.137.85🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24 | ||||||
| PTR | mx10.active24.cz | ||||||
| MX | mx20.active24.cz(100) | ||||||
| A | 2a00:4b40:aaaa:2101:45:13:137:86🇸🇰 WEBSUPPORT-SRO-SK-AS2a00:4b40::/32 | ||||||
| A | 45.13.137.86🇸🇰 WEBSUPPORT-SRO-SK-AS45.13.137.0/24 | ||||||
| PTR | mx20.active24.cz | ||||||
| TXT | v=spf1 a mx include:_spf.websupport.cz -all | ||||||
| SOA | ns1.websupport.czadmin@websupport.cz serial=1769728616 | ||||||
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=1774502327 | ||||||
Same first word
Similar names
DNS History
14 records (7 active, 7 former)
○NSns1.thinline.cz2015-06-07 → 2019-12-24 · 4 obs
● 2019-12-24 10:42:48
○ 2026-02-16 15:19:40
○ 2026-03-26 05:35:32
●NSns1.websupport.cz2026-02-16 → 2026-03-26 · 3 obs
● 2026-02-16 15:19:40
● 2026-03-26 05:35:32
○NSns2.thinline.cz2015-06-07 → 2019-12-24 · 4 obs
● 2019-12-24 10:42:48
○ 2026-02-16 15:19:40
○ 2026-03-26 05:35:32
●NSns2.websupport.cz2026-02-16 → 2026-03-26 · 3 obs
● 2026-02-16 15:19:40
● 2026-03-26 05:35:32
○NSns3.cesky-hosting.eu2015-06-07 → 2019-12-24 · 4 obs
● 2019-12-24 10:42:48
○ 2026-02-16 15:19:40
○ 2026-03-26 05:35:32
●NSns3.websupport.eu2026-02-16 → 2026-03-26 · 3 obs
● 2026-02-16 15:19:40
● 2026-03-26 05:35:32
●MXmx10.active24.cz2026-02-16 → 2026-03-26 · 3 obs
● 2026-02-16 15:19:40
● 2026-03-26 05:35:32
○MXmx1a20.thinline.cz2015-06-07 → 2019-12-24 · 4 obs
● 2019-12-24 10:42:48
○ 2026-02-16 15:19:40
○ 2026-03-26 05:35:32
○MXmx1c10.thinline.cz2015-06-07 → 2019-12-24 · 4 obs
● 2019-12-24 10:42:48
○ 2026-02-16 15:19:40
○ 2026-03-26 05:35:32
●MXmx20.active24.cz2026-02-16 → 2026-03-26 · 3 obs
● 2026-02-16 15:19:40
● 2026-03-26 05:35:32
○A2a00:1ed0:2:0:1:5bef:c846:12015-06-07 → 2019-12-24 · 4 obs
● 2019-12-24 10:42:48
○ 2026-02-16 15:19:40
○ 2026-03-26 05:35:32
●A2a00:4b40:aaaa:2011::72026-02-16 → 2026-03-26 · 3 obs
● 2026-02-16 15:19:40
● 2026-03-26 05:35:32
●A37.9.175.2132026-02-16 → 2026-03-26 · 3 obs
● 2026-02-16 15:19:40
● 2026-03-26 05:35:32
○A91.239.200.702015-06-07 → 2019-12-24 · 4 obs
● 2019-12-24 10:42:48
○ 2026-02-16 15:19:40
○ 2026-03-26 05:35:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | j.gtld-servers.net, l.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net... | - |
| kolbenka.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
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1917ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.213 |
| AAAA | 1 | 2a00:4b40:aaaa:2011::7 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 2 | mx10.active24.cz (pri: 10), mx20.active24.cz (pri: 100) |
| TXT | 1 | v=spf1 a mx include:_spf.websupport.cz - |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
IP Addresses
kolbenka.com resolves to two IP numbers: 2a00:4b40:aaaa:2011::7 and 37.9.175.213.
Other host names, for instance verunkasdreams.com, ofset.cz, alfa.vhv.cz, lj.cz and zahradil.com share IP numbers with kolbenka.com.
Name Servers
kolbenka.com delegates to three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
kolbenka.com shares some name servers with other domains, for example cargodesign.cz, sinux.cz, seiko-flowcontrol.com, leteckykuryr.cz and prostrih.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
kolbenka.com is served by two mail servers: mx10.active24.cz and mx20.active24.cz.
kolbenka.com shares the mail server setup with other domains, for example cuds.cz, profi-dj.sk, feelfilm.eu, mastra.eu and herbi.cz.
kolbenka.com shares at least some mail servers with other domains, for example rstcom.cz.
Host names with two IP numbers:
mx10.active24.cz points to: 2a00:4b40:aaaa:2101:45:13:137:85 and 45.13.137.85; mx20.active24.cz points to: 2a00:4b40:aaaa:2101:45:13:137:86 and 45.13.137.86.