time-study.cz - robtex.com
time-study.cz
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 185.4.73.75🇪🇪 PAGM-AS185.4.73.0/24 PAGM routed network | ||||||
| PTR | s8b6228df.fastvps-server.com | ||||||
| NS | ns.forpsi.net ⭐ | ||||||
| A | 2001:15e8:101:1::c282🇨🇿 INTERNET-CZ2001:15e8::/32 | ||||||
| PTR | ns.forpsi.net | ||||||
| A | 81.2.194.130🇨🇿 INTERNET-CZ81.2.192.0/18 INTERNET CZ, a.s. | ||||||
| PTR | ns.forpsi.net | ||||||
| NS | ns.forpsi.cz | ||||||
| A | 2001:15e8:201:1::d1b9🇨🇿 INTERNET-CZ2001:15e8::/32 | ||||||
| PTR | ns.forpsi.cz | ||||||
| A | 81.2.209.185🇨🇿 INTERNET-CZ81.2.209.0/24 | ||||||
| PTR | ns.forpsi.cz | ||||||
| NS | ns.forpsi.it | ||||||
| A | 2a00:6d41:2:1::5🇮🇹 ARUBA-ASN2a00:6d41::/32 Aruba S.p.A. IPv6 Network | ||||||
| PTR | ns.forpsi.it | ||||||
| A | 95.110.254.165🇮🇹 ARUBA-ASN95.110.192.0/18 Aruba S.p.A. Network | ||||||
| PTR | host165-254-110-95.serverdedicati.aruba.it | ||||||
| MX | mx.yandex.ru ⭐ | ||||||
| A | 2a02:6b8::311🇷🇺 TELETECH2a02:6b8::/32 Yandex network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| A | 77.88.21.249🇷🇺 TELETECH77.88.0.0/18 Yandex enterprise network | ||||||
| PTR | mxfront.stable.qloud-b.yandex.net | ||||||
| SOA | ns.forpsi.netadmin@forpsi.com 2026-03-10 #1 | ||||||
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=1774667837 | ||||||
Subdomains
www.time-study.cz |
Same first word
time-study.com |
time-study.cz |
DNS History
6 records (5 active, 1 former)
●NSns.forpsi.net2018-05-06 → 2026-03-28 · 2 obs
● 2026-03-28 03:27:22
●A185.4.73.752026-03-01 → 2026-03-28 · 3 obs
● 2026-03-01 00:35:16
● 2026-03-28 03:27:22
○A5.45.123.1762018-05-06 → 2018-05-06 · 3 obs
○ 2026-03-01 00:35:16
○ 2026-03-28 03:27:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| cz | a.ns.nic.cz, b.ns.nic.cz, c.ns.nic.cz, d.ns.nic.cz | - |
| time-study.cz | ns.forpsi.cz, ns.forpsi.it, ns.forpsi.net | 2 records |
✅ Authoritative Response
Server:81.2.194.130
NS records: ns.forpsi.cz, ns.forpsi.it, ns.forpsi.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1310ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 185.4.73.75 |
| NS | 3 | ns.forpsi.cz, ns.forpsi.it... |
| MX | 1 | mx.yandex.ru (pri: 10) |
| SOA | 1 | ns.forpsi.net admin.forpsi.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.forpsi.cz, ns.forpsi.cz)
Analysis
Hierarchy
The parent of www.time-study.cz is time-study.cz.
IP Addresses
time-study.cz points to a single IP number: 185.4.73.75.
Other host names, for instance s8b6228df.fastvps-server.com, share IP numbers with time-study.cz.
Name Servers
The domain time-study.cz is delegated to three name servers: ns.forpsi.cz, ns.forpsi.it and ns.forpsi.net.
time-study.cz shares name servers with other domains at least partially, for instance voodoo.cz, credum.cz, andera.cz, bcbtechnik.cz and 3group.cz.
these name servers are often used together with the name servers ns.forpsi.us.
Host names with two IP numbers:
ns.forpsi.cz points to 2001:15e8:201:1::d1b9 and 81.2.209.185
ns.forpsi.it points to 2a00:6d41:2:1::5 and 95.110.254.165
ns.forpsi.net points to 2001:15e8:101:1::c282 and 81.2.194.130
Mail Servers
The mail server for time-study.cz is mx.yandex.ru.
time-study.cz shares the same mail server setup as other domains, including km-pov.ru, ero.1zoom.ru, neob.ru, srorostov.ru and spandex.ru.
time-study.cz shares some mail servers with other domains, including mobilemax.ru, tns31.ru, smm-lab.ru, crimson.su and gdezoloto.ru.
These mail servers are often used with the mail servers mx.yandex.net.
Host name mx.yandex.ru resolves to two IPs: 2a02:6b8::311 and 77.88.21.249.