javascriptcourseware.com - robtex.com
javascriptcourseware.com
com
| 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=1788183035 | ||||||
Same first word
javascriptcourseware.com |
Previous names
Next names
DNS History
7 records (6 active, 1 former)
●NSns41.domaincontrol.com2017-05-10 → 2026-08-31 · 2 obs
● 2026-08-31 13:46:10
●NSns42.domaincontrol.com2017-05-10 → 2026-08-31 · 2 obs
● 2026-08-31 13:46:10
●MXmailstore1.secureserver.net2017-05-10 → 2026-08-31 · 2 obs
● 2026-08-31 13:46:10
●MXsmtp.secureserver.net2017-05-10 → 2026-08-31 · 2 obs
● 2026-08-31 13:46:10
●A15.197.148.332026-08-31 → 2026-08-31 · 3 obs
● 2026-08-31 11:55:20
● 2026-08-31 13:46:10
○A184.168.221.322017-05-10 → 2017-05-10 · 3 obs
○ 2026-08-31 11:55:20
○ 2026-08-31 13:46:10
●A3.33.130.1902026-08-31 → 2026-08-31 · 3 obs
● 2026-08-31 11:55:20
● 2026-08-31 13:46:10
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| javascriptcourseware.com | ns41.domaincontrol.com, ns42.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.100.21
NS records: ns41.domaincontrol.com, ns42.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for javascriptcourseware.com (unsigned zone)
⏱️ Timing
Total: 262ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns41.domaincontrol.com, ns42.domaincontrol.com |
| MX | 2 | mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0) |
| SOA | 1 | ns41.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns41.domaincontrol.com, ns41.domaincontrol.com, ns42.domaincontrol.com...)
Analysis
IP Addresses
javascriptcourseware.com points to the IP addresses 3.33.130.190 and 15.197.148.33
Additional host names — initialab.com, t3r.dev, cornermain.com and two others — share IP numbers with javascriptcourseware.com.
Name Servers
The NS records for javascriptcourseware.com delegate to ns41.domaincontrol.com and ns42.domaincontrol.com.
javascriptcourseware.com shares its name server setup with other domains, including bs-mc.com, santasharamind.com, purephil.net and two others.
ns41.domaincontrol.com resolves to 97.74.100.21 and 2603:5:2142::15. Likewise, ns42.domaincontrol.com resolves to 173.201.68.21 and 2603:5:2242::15 — two IP addresses apiece.
Mail Servers
javascriptcourseware.com has two mail servers: mailstore1.secureserver.net and smtp.secureserver.net.
javascriptcourseware.com shares the same mail server setup as other domains, including southernlegacyhomesllc.com, mnlabpups.mobi, sidneyrigdon.com and two others.
The mail servers for javascriptcourseware.com overlap at least partially with those of other domains, including lictaxi.nyc and lironschlechtriemen.de.
Both mailstore1.secureserver.net and smtp.secureserver.net point to three IP numbers: mailstore1.secureserver.net points to 216.69.141.78, 216.69.141.114 and 216.69.141.162, while smtp.secureserver.net points to 216.69.141.71, 216.69.141.84 and 216.69.141.113.