mx.kweb.cz - robtex.com
mx.kweb.cz
| CNAME | kweb.cz | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a02:c206:2229:2085::1🇩🇪 CONTABO2a02:c206::/32 | ||||||
| PTR | tornado.kweb.cz | ||||||
| A | 38.242.132.177🇩🇪 CONTABO38.242.128.0/21 Route Registered for Cogent Communications Customer - Contabo GmbH | ||||||
| NS | ns1.he.net ⭐ | ||||||
| A | 2001:470:100::2🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns1.he.net | ||||||
| A | 216.218.130.2🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns1.he.net | ||||||
| NS | ns2.he.net | ||||||
| A | 2001:470:200::2🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns2.he.net | ||||||
| A | 216.218.131.2🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns2.he.net | ||||||
| NS | ns3.he.net | ||||||
| A | 2001:470:300::2🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns3.he.net | ||||||
| A | 216.218.132.2🇺🇸 HURRICANE216.218.128.0/17 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns3.he.net | ||||||
| NS | ns4.he.net | ||||||
| A | 2001:470:400::2🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns4.he.net | ||||||
| A | 216.66.1.2🇺🇸 HURRICANE216.66.0.0/19 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns4.he.net | ||||||
| NS | ns5.he.net | ||||||
| A | 2001:470:500::2🇺🇸 HURRICANE2001:470::/32 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns5.he.net | ||||||
| A | 216.66.80.18🇺🇸 HURRICANE216.66.80.0/20 Hurricane Electric 55 South Market St San Jose, CA | ||||||
| PTR | ns5.he.net | ||||||
| MX | mail.kweb.cz ⭐ | ||||||
| A | 38.242.132.177🇩🇪 CONTABO38.242.128.0/21 Route Registered for Cogent Communications Customer - Contabo GmbH | ||||||
| PTR | tornado.kweb.cz | ||||||
| TXT | google-site-verification=uCe6kd19ToUwpId1OeLOHZekfnxNhchBm3XSqLGDhkM | ||||||
| TXT | v=spf1 mx +a:tornado.kweb.cz -all | ||||||
| SOA | ns1.he.nethostmaster@he.net 2026-03-18 #0 | ||||||
kweb.cz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2a02:c206:2229:2085::1🇩🇪 CONTABO2a02:c206::/32 | ||||||
| A | 38.242.132.177🇩🇪 CONTABO38.242.128.0/21 Route Registered for Cogent Communications Customer - Contabo GmbH | ||||||
| NS | ns1.he.net ⭐ | ||||||
| NS | ns2.he.net | ||||||
| NS | ns3.he.net | ||||||
| NS | ns4.he.net | ||||||
| NS | ns5.he.net | ||||||
| MX | mail.kweb.cz ⭐ | ||||||
| TXT | google-site-verification=uCe6kd19ToUwpId1OeLOHZekfnxNhchBm3XSqLGDhkM | ||||||
| TXT | v=spf1 mx +a:tornado.kweb.cz -all | ||||||
| SOA | ns1.he.nethostmaster@he.net 2026-03-18 #0 | ||||||
Previously MX for
Same first word
Similar names
DNS History
3 records (1 active, 2 former)
○A2a02:2b88:2:1::4627:12016-08-14 → 2017-01-14 · 4 obs
● 2017-01-14 03:33:52
○ 2026-03-27 01:48:06
○ 2026-03-27 01:48:10
○A31.31.73.172016-08-14 → 2017-01-14 · 4 obs
● 2017-01-14 03:33:52
○ 2026-03-27 01:48:06
○ 2026-03-27 01:48:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | d.ns.nic.cz, b.ns.nic.cz, a.ns.nic.cz, c.ns.nic.cz | - |
| kweb.cz | ns1.he.net, ns2.he.net, ns3.he.net, ns4.he.net... | - |
✅ Authoritative Response
Server:216.66.1.2
NS records: ns1.he.net, ns2.he.net, ns3.he.net, ns4.he.net, ns5.he.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kweb.cz (unsigned zone)
⏱️ Timing
Total: 1483ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| CNAME | 1 | kweb.cz |
Analysis
IP Addresses
mx.kweb.cz points to two IP numbers: 2a02:c206:2229:2085::1 and 38.242.132.177.
Other host names such as chromovani.cz, siki.cz, oliverburian.cz, nejlepsiservis.cz and tisk-billboard.cz share IP numbers with mx.kweb.cz.
Name Servers
mx.kweb.cz is delegated to five name servers: ns1.he.net, ns2.he.net, ns3.he.net, ns4.he.net and ns5.he.net.
At least part of the name servers for mx.kweb.cz are shared with other domains, for instance fceqyn.unam.edu.ar, protoieriaslobozia.ro, narbondel.com, mumms.com and 64.105.184.in-addr.arpa.
These name servers are commonly used alongside the name servers ns2.afraid.org.
Host names with two IP numbers: ns1.he.net points to 2001:470:100::2 and 216.218.130.2; ns2.he.net points to 2001:470:200::2 and 216.218.131.2; ns3.he.net points to 2001:470:300::2 and 216.218.132.2; ns4.he.net points to 2001:470:400::2 and 216.66.1.2; ns5.he.net points to 2001:470:500::2 and 216.66.80.18.
Mail Servers
The mail server for mx.kweb.cz is mail.kweb.cz.
mx.kweb.cz uses the same mail server setup as other domains, for instance kweb.cz, danis.sk, alutech-profily.sk, hurikan.kweb.cz and mail.kweb.cz.
Host mail.kweb.cz points to IP 38.242.132.177.