btpartner.cz - robtex.com
btpartner.cz
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=1778651253 | ||||||
Same first word
btpartner.com |
btpartner.pl |
btpartner.cz |
Similar names
DNS History
11 records (5 active, 6 former)
○NSalfa.ns.active24.cz2015-07-03 → 2019-12-22 · 4 obs
● 2019-12-22 18:37:46
○ 2026-04-08 20:47:18
○ 2026-05-13 06:43:42
○NSbeta.ns.active24.cz2015-07-03 → 2019-12-22 · 4 obs
● 2019-12-22 18:37:46
○ 2026-04-08 20:47:18
○ 2026-05-13 06:43:42
○NSgama.ns.active24.sk2015-07-03 → 2019-12-22 · 4 obs
● 2019-12-22 18:37:46
○ 2026-04-08 20:47:18
○ 2026-05-13 06:43:42
●NSns1.websupport.cz2026-04-08 → 2026-05-13 · 3 obs
● 2026-04-08 20:47:18
● 2026-05-13 06:43:42
●NSns2.websupport.cz2026-04-08 → 2026-05-13 · 3 obs
● 2026-04-08 20:47:18
● 2026-05-13 06:43:42
●NSns3.websupport.eu2026-04-08 → 2026-05-13 · 3 obs
● 2026-04-08 20:47:18
● 2026-05-13 06:43:42
●MXbtpartner-cz.mail.protection.outlook.com2019-12-22 → 2026-05-13 · 2 obs
● 2026-05-13 06:43:42
○A178.238.38.732015-07-03 → 2016-02-25 · 4 obs
● 2016-02-25 05:51:06
○ 2016-07-05 07:43:06
○ 2026-05-13 06:43:42
○A2a01:430:45::732015-07-03 → 2019-12-22 · 4 obs
● 2019-12-22 18:37:46
○ 2026-04-08 20:47:18
○ 2026-05-13 06:43:42
●A88.208.82.1232026-04-08 → 2026-05-13 · 3 obs
● 2026-04-08 20:47:18
● 2026-05-13 06:43:42
○A88.208.82.1332016-07-05 → 2019-12-22 · 5 obs
● 2016-07-05 07:43:06
● 2019-12-22 18:37:46
○ 2026-04-08 20:47:18
○ 2026-05-13 06:43:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| btpartner.cz | 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: 1641ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 88.208.82.123 |
| NS | 3 | ns1.websupport.cz, ns2.websupport.cz... |
| MX | 1 | btpartner-cz.mail.protection.outlook.com |
| TXT | 2 | MS=ms59685855, v=spf1 include:spf.protection.outlook.co |
| SOA | 1 | ns1.websupport.cz admin.websupport.cz |
Analysis
IP Addresses
btpartner.cz points to a single IP: 88.208.82.123.
Name Servers
btpartner.cz is delegated to three name servers: ns1.websupport.cz, ns2.websupport.cz and ns3.websupport.eu.
btpartner.cz at least partially shares its name servers with other domains, for instance educasoft.net, propodebrady.cz, bizon.tech, koukal.cz and nettronica.com.
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
btpartner.cz is served by a single mail server, btpartner-cz.mail.protection.outlook.com.
The host name btpartner-cz.mail.protection.outlook.com resolves to eight IP numbers: 2a01:111:f403:ca04::, 2a01:111:f403:ca04::5, 2a01:111:f403:ca09::, 2a01:111:f403:ca09::5, 52.101.68.3, 52.101.68.27, 52.101.68.32 and 52.101.73.4.