courses.kz - robtex.com
courses.kz
| DNSSEC | ⚠️ Not signed | ||||||
| A | 185.234.114.50🇰🇿 GOODHOSTKZ185.234.114.0/24 | ||||||
| PTR | pkz50.goodhost.kz | ||||||
| NS | nsb1.goodhost.kz ⭐ | ||||||
| A | 178.89.187.101🇰🇿 KAZTELECOM-AS178.89.128.0/17 Kazakhtelecom Data Network Administration | ||||||
| NS | nsb2.goodhost.kz | ||||||
| A | 185.234.114.77🇰🇿 GOODHOSTKZ185.234.114.0/24 | ||||||
| MX | mail.courses.kz ⭐ | ||||||
| A | 185.234.114.50🇰🇿 GOODHOSTKZ185.234.114.0/24 | ||||||
| PTR | pkz50.goodhost.kz | ||||||
| TXT | v=spf1 +a +mx +a:pkz50.goodhost.kz -all | ||||||
| SOA | nsb1.goodhost.kzerbola119@gmail.com 2026-04-10 #7 | ||||||
kz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | ns1.nic.kz ⭐ | ||||||
| NS | ns.nic.kz | ||||||
| NS | ns2.nic.kz | ||||||
| SOA | ns.nic.kzhostmaster@nic.kz 2026-04-13 #1 | ||||||
Subdomains
mail.courses.kz |
Same first word
Similar names
DNS History
9 records (4 active, 5 former)
○NSns1.cp.idhost.kz2015-05-26 → 2020-02-02 · 4 obs
● 2020-02-02 23:12:58
○ 2026-04-04 10:45:36
○ 2026-04-12 20:10:26
○NSns2.cp.idhost.kz2015-05-26 → 2020-02-02 · 4 obs
● 2020-02-02 23:12:58
○ 2026-04-04 10:45:36
○ 2026-04-12 20:10:26
●NSnsb1.goodhost.kz2026-04-04 → 2026-04-12 · 3 obs
● 2026-04-04 10:45:36
● 2026-04-12 20:10:26
●NSnsb2.goodhost.kz2026-04-04 → 2026-04-12 · 3 obs
● 2026-04-04 10:45:36
● 2026-04-12 20:10:26
●MXmail.courses.kz2026-04-04 → 2026-04-12 · 3 obs
● 2026-04-04 10:45:36
● 2026-04-12 20:10:26
○MXsmtp3r.cp.idhost.kz2015-05-26 → 2020-02-02 · 4 obs
● 2020-02-02 23:12:58
○ 2026-04-04 10:45:36
○ 2026-04-12 20:10:26
●A185.234.114.502026-04-04 → 2026-04-12 · 3 obs
● 2026-04-04 10:45:36
● 2026-04-12 20:10:26
○A82.200.247.2412015-12-19 → 2020-02-02 · 5 obs
● 2015-12-19 01:26:04
● 2020-02-02 23:12:58
○ 2026-04-04 10:45:36
○ 2026-04-12 20:10:26
○A92.46.52.1392015-05-26 → 2015-10-15 · 4 obs
● 2015-10-15 11:04:06
○ 2015-12-19 01:26:04
○ 2026-04-12 20:10:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| kz | ns1.nic.kz, ns2.nic.kz, ns.nic.kz | 6 records |
| courses.kz | nsb1.goodhost.kz, nsb2.goodhost.kz | - |
✅ Authoritative Response
Server:185.234.114.77
NS records: nsb1.goodhost.kz, nsb2.goodhost.kz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for courses.kz (unsigned zone)
⏱️ Timing
Total: 1337ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.234.114.50 |
| NS | 2 | nsb1.goodhost.kz, nsb2.goodhost.kz |
| MX | 1 | mail.courses.kz (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +a:pkz50.goodhost.kz -all |
| SOA | 1 | nsb1.goodhost.kz erbola119.gmail.com |
📌 Glue Records Collected
Total: 6
In-bailiwick: 6 (ns1.nic.kz, ns1.nic.kz, ns2.nic.kz...)
Analysis
Hierarchy
The parent of mail.courses.kz is courses.kz.
IP Addresses
courses.kz points to a single IP: 185.234.114.50.
Other host names, for instance radius.kz, comp.1i.kz, www.comprom.kz, hackflix.ru and bank.1i.kz share IP numbers with courses.kz.
Name Servers
Two name servers nsb1.goodhost.kz and nsb2.goodhost.kz handle delegation for courses.kz.
courses.kz uses the same name server setup as other domains, for example canmaster.kz, bus-fin.com, hackflix.ru, sportpit.kz and profi-centr.kz.
courses.kz partially shares name servers with other domains; examples include qyzylqoga.kz, onfotolife.com, simpleweb.kz, den-der.kz and est.kz.
These name servers are commonly used with sh11.goodhost.kz, atyrauaqparat.kz, nsh.goodhost.kz, goodhost.kz, vm10.goodhost.kz and mail.gdh.
Host names with one IP number: The host name nsb1.goodhost.kz points to 178.89.187.101 and the host name nsb2.goodhost.kz points to 185.234.114.77.
Mail Servers
courses.kz is handled by a single mail server, mail.courses.kz.
mail.courses.kz points to a single IP: 185.234.114.50.