kursovika.net - robtex.com
kursovika.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 89.253.240.87🇷🇺 RUSONYX-AS89.253.240.0/21 RUSONYX-RU | ||||||
| PTR | mail.sni8.rusonyx.ru | ||||||
| NS | sni8.rusonyx.ru ⭐ | ||||||
| A | 89.253.240.83🇷🇺 RUSONYX-AS89.253.240.0/21 RUSONYX-RU | ||||||
| PTR | sni8.rusonyx.ru | ||||||
| NS | ns1.rsnx.ru | ||||||
| A | 89.253.252.13🇷🇺 RUSONYX-AS89.253.248.0/21 RUSONYX-RU | ||||||
| PTR | ns1.rsnx.ru | ||||||
| NS | ns2.rsnx.ru | ||||||
| A | 89.253.252.15🇷🇺 RUSONYX-AS89.253.248.0/21 RUSONYX-RU | ||||||
| PTR | ns2.rsnx.ru | ||||||
| MX | mail.kursovika.net ⭐ | ||||||
| A | 89.253.240.87🇷🇺 RUSONYX-AS89.253.240.0/21 RUSONYX-RU | ||||||
| PTR | mail.sni8.rusonyx.ru | ||||||
| TXT | v=spf1 ip4:89.253.240.0/24 a mx ~all | ||||||
| SOA | sni8.rusonyx.ruinfo@rusonyx.ru 2025-06-24 #9 | ||||||
net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1774671732 | ||||||
Subdomains
mail.kursovika.net |
Same first word
kursovika.net |
Similar names
DNS History
10 records (5 active, 5 former)
○NSdns0.zenon.net2015-05-15 → 2016-12-07 · 4 obs
● 2016-12-07 13:57:22
○ 2026-02-15 21:28:48
○ 2026-03-28 04:31:20
○NSdns1.zenon.net2015-05-15 → 2016-12-07 · 4 obs
● 2016-12-07 13:57:22
○ 2026-02-15 21:28:48
○ 2026-03-28 04:31:20
○NSdns2.zenon.net2015-05-15 → 2016-12-07 · 4 obs
● 2016-12-07 13:57:22
○ 2026-02-15 21:28:48
○ 2026-03-28 04:31:20
●NSns1.rsnx.ru2026-02-15 → 2026-03-28 · 3 obs
● 2026-02-15 21:28:48
● 2026-03-28 04:31:20
●NSns2.rsnx.ru2026-02-15 → 2026-03-28 · 3 obs
● 2026-02-15 21:28:48
● 2026-03-28 04:31:20
●NSsni8.rusonyx.ru2026-02-15 → 2026-03-28 · 3 obs
● 2026-02-15 21:28:48
● 2026-03-28 04:31:20
●MXmail.kursovika.net2026-02-15 → 2026-03-28 · 3 obs
● 2026-02-15 21:28:48
● 2026-03-28 04:31:20
○MXmx13.aha.ru2015-05-15 → 2016-12-07 · 4 obs
● 2016-12-07 13:57:22
○ 2026-02-15 21:28:48
○ 2026-03-28 04:31:20
○A213.189.197.542015-05-15 → 2016-12-07 · 4 obs
● 2016-12-07 13:57:22
○ 2026-02-15 21:28:48
○ 2026-03-28 04:31:20
●A89.253.240.872026-02-15 → 2026-03-28 · 3 obs
● 2026-02-15 21:28:48
● 2026-03-28 04:31:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| kursovika.net | ns1.rsnx.ru, ns2.rsnx.ru | - |
✅ Authoritative Response
Server:89.253.252.13
NS records: ns1.rsnx.ru, ns2.rsnx.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for kursovika.net (unsigned zone)
⏱️ Timing
Total: 815ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 89.253.240.87 |
| NS | 2 | ns1.rsnx.ru, ns2.rsnx.ru |
| MX | 1 | mail.kursovika.net (pri: 100) |
| TXT | 1 | v=spf1 ip4:89.253.240.0/24 a mx ~all |
| SOA | 1 | sni8.rusonyx.ru info.rusonyx.ru |
Analysis
Hierarchy
kursovika.net is the parent of mail.kursovika.net.
IP Addresses
kursovika.net resolves to a single IP: 89.253.240.87.
Other host names, for instance scr-broker.com, mail.support.ifinmon.ru, tibet.ru, www.mobiticket.ru and mail.kursovika.net share IP numbers with kursovika.net.
Name Servers
kursovika.net delegates to three name servers: ns1.rsnx.ru, ns2.rsnx.ru and sni8.rusonyx.ru.
kursovika.net shares some name servers with other domains, for example r-s-q.ru, ingreen.ru, oakandacorn.ru, uniqa.su and temple.ru.
these name servers are often used with dns1.zenon.net, dns2.zenon.net, sni2.rusonyx.ru, ns1.infobox.org, ns2.infobox.org, sni1.rusonyx.ru, ns3.infobox.org, ns4.infobox.org, ns1.pa.infobox.ru and ns2.pa.infobox.ru.
Host names with a single IP: ns1.rsnx.ru points to 89.253.252.13; ns2.rsnx.ru points to 89.253.252.15; sni8.rusonyx.ru points to 89.253.240.83.
Mail Servers
kursovika.net is handled by a single mail server, mail.kursovika.net.
Host name mail.kursovika.net points to IP 89.253.240.87.