retrainingcourses.com - robtex.com
retrainingcourses.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 18.235.41.104🇺🇸 Amazon18.232.0.0/14 EC2 IAD prefix | ||||||
| PTR | ec2-18-235-41-104.compute-1.amazonaws.com | ||||||
| NS | ns17.domaincontrol.com ⭐ | ||||||
| A | 2603:5:21c0::9🇺🇸 GODADDY-DNS2603:5:21c0::/44 | ||||||
| PTR | ns17.domaincontrol.com | ||||||
| A | 97.74.108.9🇺🇸 GODADDY-DNS97.74.108.0/23 | ||||||
| PTR | ns17.domaincontrol.com | ||||||
| NS | ns18.domaincontrol.com | ||||||
| A | 2603:5:22c0::9🇺🇸 GODADDY-DNS2603:5:22c0::/44 | ||||||
| PTR | ns18.domaincontrol.com | ||||||
| A | 173.201.76.9🇺🇸 GODADDY-DNS173.201.76.0/23 | ||||||
| PTR | ns18.domaincontrol.com | ||||||
| SOA | ns17.domaincontrol.comdns@jomax.net 2019-10-14 #2 | ||||||
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=1776027247 | ||||||
Same first word
retrainingcourses.com |
Similar names
DNS History
8 records (3 active, 5 former)
○NSns1.sedoparking.com2015-07-26 → 2018-08-31 · 4 obs
● 2018-08-31 20:21:42
○ 2026-04-04 12:35:56
○ 2026-04-12 21:09:04
●NSns17.domaincontrol.com2026-04-04 → 2026-04-12 · 3 obs
● 2026-04-04 12:35:56
● 2026-04-12 21:09:04
●NSns18.domaincontrol.com2026-04-04 → 2026-04-12 · 3 obs
● 2026-04-04 12:35:56
● 2026-04-12 21:09:04
○NSns2.sedoparking.com2015-07-26 → 2018-08-31 · 4 obs
● 2018-08-31 20:21:42
○ 2026-04-04 12:35:56
○ 2026-04-12 21:09:04
○MXlocalhost2017-02-05 → 2018-08-31 · 5 obs
● 2017-02-05 15:58:24
● 2018-08-31 20:21:42
○ 2026-04-04 12:35:56
○ 2026-04-12 21:09:04
○MXmail.nickstel.com2015-07-26 → 2016-06-23 · 4 obs
● 2016-06-23 15:45:34
○ 2017-02-05 15:58:24
○ 2026-04-12 21:09:04
●A18.235.41.1042026-04-04 → 2026-04-12 · 3 obs
● 2026-04-04 12:35:56
● 2026-04-12 21:09:04
○A72.52.4.1192015-07-26 → 2018-08-31 · 4 obs
● 2018-08-31 20:21:42
○ 2026-04-04 12:35:56
○ 2026-04-12 21:09:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| retrainingcourses.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 retrainingcourses.com (unsigned zone)
⏱️ Timing
Total: 95ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 18.235.41.104 |
| NS | 2 | ns17.domaincontrol.com, ns18.domaincontrol.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
retrainingcourses.com points to an IP address: 18.235.41.104.
other host names include schizophrenia.name, ulnas.com, cameoed.com, beatibs.com and ssrivideo.com; they share IP numbers with retrainingcourses.com.
Name Servers
Two name servers ns17.domaincontrol.com and ns18.domaincontrol.com handle the delegation for retrainingcourses.com.
retrainingcourses.com shares the same name server setup as other domains, for instance mapleenglish.org, orielstat.com, diamonever.com, duxboard.com and hyauctions.net.
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.