changedcourses.com - robtex.com
changedcourses.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=1774830817 | ||||||
Same first word
changedcourses.com |
DNS History
8 records (5 active, 3 former)
○NSns1.attributeinvestigate.com2017-10-04 → 2017-10-04 · 2 obs
○ 2026-03-30 00:41:00
●NSns17.domaincontrol.com2026-03-30 → 2026-03-30 · 2 obs
● 2026-03-30 00:41:00
●NSns18.domaincontrol.com2026-03-30 → 2026-03-30 · 2 obs
● 2026-03-30 00:41:00
○NSns2.attributeinvestigate.com2017-10-04 → 2017-10-04 · 2 obs
○ 2026-03-30 00:41:00
●MXchangedcourses-com.mail.protection.outlook.com2026-03-30 → 2026-03-30 · 1 obs
○A104.144.237.102017-10-04 → 2017-10-04 · 2 obs
○ 2026-03-30 00:41:00
●A15.197.148.332026-03-30 → 2026-03-30 · 2 obs
● 2026-03-30 00:41:00
●A3.33.130.1902026-03-30 → 2026-03-30 · 2 obs
● 2026-03-30 00:41:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net, i.gtld-servers.net... | - |
| changedcourses.com | ns17.domaincontrol.com, ns18.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.108.9
NS records: ns17.domaincontrol.com, ns18.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for changedcourses.com (unsigned zone)
⏱️ Timing
Total: 882ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns17.domaincontrol.com, ns18.domaincontrol.com |
| MX | 1 | changedcourses-com.mail.protection.outlo |
| TXT | 3 | google-site-verification=3D992cS-3TuOxS7, NETORGFT14831083.onmicrosoft.com... |
| SOA | 1 | ns17.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns17.domaincontrol.com, ns17.domaincontrol.com, ns18.domaincontrol.com...)
Analysis
IP Addresses
changedcourses.com points to two IP numbers: 3.33.130.190 and 15.197.148.33.
Other host names such as marcialorilevine.com, hellfightersearchandrescue.com, svcaa.com, drivecap.com and mileschem.co share IPs with changedcourses.com.
Name Servers
changedcourses.com is delegated to two name servers: ns17.domaincontrol.com and ns18.domaincontrol.com.
changedcourses.com shares the same name server setup as notinsecure.com, chronicled.com, saltycrews.com, ncwcd.com and mohap.ai.
Host names with two IP numbers: ns17.domaincontrol.com points to: 2603:5:21c0::9 and 97.74.108.9; ns18.domaincontrol.com points to: 2603:5:22c0::9 and 173.201.76.9.
Mail Servers
changedcourses.com is handled by a single mail server, changedcourses-com.mail.protection.outlook.com.
Host name changedcourses-com.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c803::, 2a01:111:f403:c931::, 2a01:111:f403:f804::3, 2a01:111:f403:f90b::, 52.101.10.2, 52.101.11.17, 52.101.41.54 and 52.101.50.4.