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courses4you.com

DNSSEC⚠️ Not signed
A194.1.147.7🇬🇧 WPX
PTRwpx.net
A194.1.147.23🇬🇧 WPX
NSns1.wpx.net ⭐ 🔒
A194.1.147.230🇬🇧 WPX
PTRwpx.net
NSns2.wpx.net 🔒
A194.1.147.231🇬🇧 WPX
PTRwpx.net
NSns3.wpx.net 🔒
A194.1.147.210🇬🇧 WPX
PTRwpx.net
MXmail.courses4you.com ⭐
A198.60.193.35🇺🇸 WPX
PTRs35.wpx.net
TXTv=spf1 a mx a:courses4you.com ip4:67.202.92.35 ip4:198.60.193.35 ip4:198.60.1...
SOAns1.wpx.netroot@s35.wpx.net serial=1765282628

com

DNSSEC🔒 Signed (DS record present)
NSa.gtld-servers.net ⭐
NSb.gtld-servers.net
NSc.gtld-servers.net
NSd.gtld-servers.net
NSe.gtld-servers.net
NSf.gtld-servers.net
NSg.gtld-servers.net
NSh.gtld-servers.net
NSi.gtld-servers.net
NSj.gtld-servers.net
NSk.gtld-servers.net
NSl.gtld-servers.net
NSm.gtld-servers.net
SOAa.gtld-servers.netnstld@verisign-grs.com serial=1770918430

Up

mail.courses4you.com

Same first word

courses4you.com

DNS History

15 records (6 active, 9 former)

20162017201820192020202120222023202420252026NSns1.wpx.netns2.wpx.netns3.wpx.netdns.site5.comdns2.site5.comns1.webserversystems.comns14.premiumdns.netns15.premiumdns.netns2.webserversystems.comMXmail.courses4you.comA194.1.147.23194.1.147.7143.95.228.110174.120.222.6623.91.71.230
○NSdns.site5.com2017-04-09 → 2017-04-09 · 4 obs
○ 2016-09-02 05:28:44
● 2017-04-09 22:45:24
○ 2026-02-16 11:10:48
○ 2026-02-16 11:10:50
○NSdns2.site5.com2017-04-09 → 2017-04-09 · 4 obs
○ 2016-09-02 05:28:44
● 2017-04-09 22:45:24
○ 2026-02-16 11:10:48
○ 2026-02-16 11:10:50
○NSns1.webserversystems.com2016-09-02 → 2016-09-02 · 4 obs
○ 2016-05-01 09:39:16
● 2016-09-02 05:28:44
○ 2017-04-09 22:45:24
○ 2026-02-16 11:10:50
●NSns1.wpx.net2026-02-16 → 2026-02-16 · 3 obs
○ 2017-04-09 22:45:24
● 2026-02-16 11:10:48
● 2026-02-16 11:10:50
○NSns14.premiumdns.net2015-07-02 → 2016-05-01 · 4 obs
● 2015-07-02 22:30:26
● 2016-05-01 09:39:16
○ 2016-09-02 05:28:44
○ 2026-02-16 11:10:50
○NSns15.premiumdns.net2015-07-02 → 2016-05-01 · 4 obs
● 2015-07-02 22:30:26
● 2016-05-01 09:39:16
○ 2016-09-02 05:28:44
○ 2026-02-16 11:10:50
○NSns2.webserversystems.com2016-09-02 → 2016-09-02 · 4 obs
○ 2016-05-01 09:39:16
● 2016-09-02 05:28:44
○ 2017-04-09 22:45:24
○ 2026-02-16 11:10:50
●NSns2.wpx.net2026-02-16 → 2026-02-16 · 3 obs
○ 2017-04-09 22:45:24
● 2026-02-16 11:10:48
● 2026-02-16 11:10:50
●NSns3.wpx.net2026-02-16 → 2026-02-16 · 3 obs
○ 2017-04-09 22:45:24
● 2026-02-16 11:10:48
● 2026-02-16 11:10:50
●MXmail.courses4you.com2015-07-02 → 2026-02-16 · 2 obs
● 2015-07-02 22:30:26
● 2026-02-16 11:10:50
○A143.95.228.1102017-04-09 → 2017-04-09 · 4 obs
○ 2016-09-02 05:28:44
● 2017-04-09 22:45:24
○ 2026-02-16 11:10:48
○ 2026-02-16 11:10:50
○A174.120.222.662015-07-02 → 2016-05-01 · 4 obs
● 2015-07-02 22:30:26
● 2016-05-01 09:39:16
○ 2016-09-02 05:28:44
○ 2026-02-16 11:10:50
●A194.1.147.232026-02-16 → 2026-02-16 · 3 obs
○ 2017-04-09 22:45:24
● 2026-02-16 11:10:48
● 2026-02-16 11:10:50
●A194.1.147.72026-02-16 → 2026-02-16 · 3 obs
○ 2017-04-09 22:45:24
● 2026-02-16 11:10:48
● 2026-02-16 11:10:50
○A23.91.71.2302016-09-02 → 2016-09-02 · 4 obs
○ 2016-05-01 09:39:16
● 2016-09-02 05:28:44
○ 2017-04-09 22:45:24
○ 2026-02-16 11:10:50

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coml.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...-
courses4you.comns1.wpx.net, ns2.wpx.net, ns3.wpx.net-

✅ Authoritative Response

Server: 194.1.147.230

NS records: ns1.wpx.net, ns2.wpx.net, ns3.wpx.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for courses4you.com (unsigned zone)

⏱️ Timing

Total: 494ms | Queries: -

📄 Records

TypeCountSample Data
A2194.1.147.23, 194.1.147.7
NS3ns3.wpx.net, ns1.wpx.net...
MX1mail.courses4you.com (pri: 5)
TXT1v=spf1 a mx a:courses4you.com ip4:67.202
SOA1ns1.wpx.net root.s35.wpx.net

AI analysis

courses4you.com is the parent of mail.courses4you.com.

The entity courses4you.com points to two IP numbers: 194.1.147.7 and 194.1.147.23.

For instance, other host names chuckys.bg, foxchronicle.com, greycoder.com, harmonyps.wa.edu.au and craigswapp.com share IP numbers with courses4you.com.

The delegation for courses4you.com is handled by three name servers: ns1.wpx.net, ns2.wpx.net and ns3.wpx.net.

courses4you.com shares name servers with other domains at least partially, for example onepage.pro, bigeasyrenovations.com, simplerandsmarter.com.au, drivehh.com and adn10x.com.

These name servers are often used together with the name servers ns64.wpx.net, ns65.wpx.net, ns60.wpx.net, ns61.wpx.net and ns56.wpxhosting.com.

Host names with a single IP address: ns1.wpx.net points to 194.1.147.230; ns2.wpx.net points to 194.1.147.231; ns3.wpx.net points to 194.1.147.210.

courses4you.com is handled by a single mail server, mail.courses4you.com.

mail.courses4you.com points to a single IP: 198.60.193.35.