supratek.cz - robtex.com
supratek.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 37.9.175.21🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.175.0/24 | ||||||
| PTR | 21.175.9.37.in-addr.arpa.websupport.sk | ||||||
| NS | ns1.websupport.sk ⭐ | ||||||
| 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.sk | ||||||
| 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.sk | ||||||
| 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 | mailin1.supratek.cz ⭐ | ||||||
| A | 37.9.169.110🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.168.0/21 Websupport, s.r.o. | ||||||
| PTR | mail-proxymxphy-8.websupport.sk | ||||||
| MX | mailin2.supratek.cz(100) | ||||||
| A | 37.9.169.111🇸🇰 WEBSUPPORT-SRO-SK-AS37.9.168.0/21 Websupport, s.r.o. | ||||||
| PTR | mail-proxymxphy-7.websupport.sk | ||||||
| TXT | v=spf1 a mx include:_spf.websupport.sk ?all | ||||||
| TXT | spf2.0/pra a mx include:_sid.websupport.sk ?all | ||||||
| SOA | ns1.websupport.skadmin@websupport.sk serial=1568191312 | ||||||
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=1778356035 | ||||||
Subdomains
mailin2.supratek.cz |
mailinbackup1.supratek.cz |
mailin1.supratek.cz |
Same first word
Similar names
DNS History
9 records (6 active, 3 former)
●NSns1.websupport.sk2015-07-15 → 2026-05-09 · 2 obs
● 2026-05-09 20:01:16
●NSns2.websupport.sk2015-07-15 → 2026-05-09 · 2 obs
● 2026-05-09 20:01:16
●NSns3.websupport.sk2015-07-15 → 2026-05-09 · 2 obs
● 2026-05-09 20:01:16
●MXmailin1.supratek.cz2015-07-15 → 2026-05-09 · 2 obs
● 2026-05-09 20:01:16
●MXmailin2.supratek.cz2015-07-15 → 2026-05-09 · 2 obs
● 2026-05-09 20:01:16
○MXmailinbackup1.supratek.cz2015-07-15 → 2016-02-08 · 4 obs
● 2016-02-08 18:34:20
○ 2016-06-21 08:27:08
○ 2026-05-09 20:01:16
○A109.74.205.882015-07-15 → 2016-02-08 · 4 obs
● 2016-02-08 18:34:20
○ 2016-06-21 08:27:08
○ 2026-05-09 20:01:16
○A139.162.130.602016-06-21 → 2016-12-11 · 5 obs
● 2016-06-21 08:27:08
● 2016-12-11 02:55:22
○ 2026-04-11 02:09:44
○ 2026-05-09 20:01:16
●A37.9.175.212026-04-11 → 2026-05-09 · 3 obs
● 2026-04-11 02:09:44
● 2026-05-09 20:01:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, d.ns.nic.cz, c.ns.nic.cz, b.ns.nic.cz | - |
| supratek.cz | ns1.websupport.sk, ns3.websupport.sk, ns2.websupport.sk | - |
✅ Authoritative Response
Server:45.10.97.11
NS records: ns1.websupport.sk, ns3.websupport.sk, ns2.websupport.sk
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 802ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 37.9.175.21 |
| NS | 3 | ns1.websupport.sk, ns2.websupport.sk... |
| MX | 2 | mailin1.supratek.cz (pri: 10), mailin2.supratek.cz (pri: 100) |
| TXT | 2 | v=spf1 a mx include:_spf.websupport.sk ?, spf2.0/pra a mx include:_sid.websupport. |
| SOA | 1 | ns1.websupport.sk admin.websupport.sk |
Analysis
Hierarchy
supratek.cz has mailin2.supratek.cz, mailinbackup1.supratek.cz and mailin1.supratek.cz as children.
IP Addresses
supratek.cz points to a single IP address: 37.9.175.21.
Other host names such as starch.sk, mail.chowgarkungfu.com, arubasnorkelingtours.com, hairtalk.cz and mailinbackup1.michalmatlon.sk share IPs with supratek.cz.
Name Servers
supratek.cz is delegated to three name servers: ns1.websupport.sk, ns2.websupport.sk and ns3.websupport.sk.
supratek.cz at least partially shares name servers with other domains, for example zvc.sk, proroof.sk, pomoc-cloveku.sk, aght.sk and lasicky.sk.
these name servers are commonly used alongside ns3.websupport.eu name servers.
Host names with two IP numbers:
ns1.websupport.sk points to 2a10:bbc0::11 and 45.10.97.11
ns2.websupport.sk points to 2a02:250:3::12 and 185.71.159.12
ns3.websupport.sk points to 2a10:bbc0::13 and 45.10.97.13
Mail Servers
Two mail servers handle supratek.cz: mailin1.supratek.cz and mailin2.supratek.cz.
Host names with one IP number:
mailin1.supratek.cz points to 37.9.169.110; mailin2.supratek.cz points to 37.9.169.111.