coursor.net - robtex.com
coursor.net
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=1774973892 | ||||||
Subdomains
Same first word
Similar names
DNS History
7 records (7 active, 0 former)
●NSns1.hosting.reg.ru2026-03-31 → 2026-03-31 · 2 obs
● 2026-03-31 16:22:02
●NSns2.hosting.reg.ru2026-03-31 → 2026-03-31 · 2 obs
● 2026-03-31 16:22:02
●NSserver279.hosting.reg.ru2026-03-31 → 2026-03-31 · 2 obs
● 2026-03-31 16:22:02
●MXmx1.hosting.reg.ru2026-03-31 → 2026-03-31 · 2 obs
● 2026-03-31 16:22:02
●MXmx2.hosting.reg.ru2026-03-31 → 2026-03-31 · 2 obs
● 2026-03-31 16:22:02
●A2a00:f940:2:2:1:1:0:2792026-03-31 → 2026-03-31 · 2 obs
● 2026-03-31 16:22:02
●A31.31.197.152026-03-31 → 2026-03-31 · 2 obs
● 2026-03-31 16:22:02
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | j.gtld-servers.net, m.gtld-servers.net, l.gtld-servers.net, g.gtld-servers.net... | - |
| coursor.net | ns1.hosting.reg.ru, ns2.hosting.reg.ru | - |
✅ Authoritative Response
Server:31.31.194.245
NS records: ns1.hosting.reg.ru, ns2.hosting.reg.ru
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coursor.net (unsigned zone)
⏱️ Timing
Total: 2062ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.31.197.15 |
| AAAA | 1 | 2a00:f940:2:2:1:1:0:279 |
| NS | 2 | ns1.hosting.reg.ru, ns2.hosting.reg.ru |
| MX | 2 | mx1.hosting.reg.ru (pri: 10), mx2.hosting.reg.ru (pri: 20) |
| TXT | 1 | v=spf1 ip4:31.31.197.15 a mx include:_sp |
| SOA | 1 | server279.hosting.reg.ru support.reg.ru |
Analysis
Hierarchy
coursor.net is the parent of smtp.coursor.net, mail.coursor.net, www.coursor.net, pop.coursor.net and ftp.coursor.net.
IP Addresses
coursor.net points to two IP numbers: 2a00:f940:2:2:1:1:0:279 and 31.31.197.15.
Other host names such as pop.cointransfer.ru, www.rivox.space, mail.nevaaero.online, pop.arh-teplo.online and mail.marko72.online share IP numbers with coursor.net.
Name Servers
coursor.net is delegated to three name servers: ns1.hosting.reg.ru, ns2.hosting.reg.ru and server279.hosting.reg.ru.
At least part of the name servers for coursor.net are shared with other domains, for instance uteplenie-sten.ru, xn--80ajkaggsc3a6e9a.xn--p1ai, eeglab.ru, elite-tn.ru and les-invest.ru.
these name servers are commonly used with the name servers server256.hosting.reg.ru, server183.hosting.reg.ru, server152.hosting.reg.ru, ns3.hosting.reg.ru, ns4.hosting.reg.ru, server66.hosting.reg.ru, server98.hosting.reg.ru, server195.hosting.reg.ru, server28.hosting.reg.ru and server202.hosting.reg.ru.
Fourteen IP numbers:
ns1.hosting.reg.ru points to: 31.31.194.245, 31.31.194.251, 31.31.196.37, 31.31.196.52, 31.31.196.61, 31.31.196.180, 31.31.198.177, 37.140.192.20, 37.140.192.93, 37.140.193.121, 37.140.196.144, 194.58.91.38, 194.67.73.6 and 194.67.73.9.
ns2.hosting.reg.ru points to: 31.31.194.244, 31.31.196.34, 31.31.196.53, 31.31.196.71, 31.31.198.161, 31.31.198.178, 37.140.192.31, 37.140.192.55, 37.140.192.58, 37.140.192.160, 37.140.193.120, 37.140.194.37, 194.67.73.7 and 194.67.73.8.
One IP number:
server279.hosting.reg.ru points to: 31.31.197.15.
Mail Servers
coursor.net is handled by two mail servers: mx1.hosting.reg.ru and mx2.hosting.reg.ru.
coursor.net uses the same mail server setup as other domains, for instance onlinelombard.ru, 11m.ru, dutyfreeflowers.ru, slavsila.com and nokon.ru.
coursor.net shares some mail servers with other domains, for instance poput4iki.ru and lumier.pro.
Host names with two IP numbers:
mx1.hosting.reg.ru points to 31.31.194.240 and 31.31.194.241.
mx2.hosting.reg.ru points to 31.31.194.240 and 31.31.194.241.
Names pointing to 31.31.194.240: mx1.hosting.reg.ru and mx2.hosting.reg.ru.
Names pointing to 31.31.194.241: mx1.hosting.reg.ru and mx2.hosting.reg.ru.