courseware-plus.com - robtex.com

courseware-plus.com

DNSSEC⚠️ Not signed
A13.248.243.5🇺🇸 Amazon13.248.240.0/20
PTRa16e665f42988324c.awsglobalaccelerator.com
NSns1.whois.com ⭐
A162.251.82.122🇺🇸 Cloudflare162.251.82.0/24 PDR
PTR162.251.82.122.reverse.myorderbox.com
A162.251.82.123🇺🇸 Cloudflare162.251.82.0/24 PDR
PTR162.251.82.123.reverse.myorderbox.com
A162.251.82.250🇺🇸 Cloudflare162.251.82.0/24 PDR
PTR162.251.82.250.reverse.myorderbox.com
A162.251.82.251🇺🇸 Cloudflare162.251.82.0/24 PDR
PTR162.251.82.251.reverse.myorderbox.com
NSns2.whois.com
A162.251.82.120🇺🇸 Cloudflare162.251.82.0/24 PDR
PTR162.251.82.120.reverse.myorderbox.com
A162.251.82.121🇺🇸 Cloudflare162.251.82.0/24 PDR
PTR162.251.82.121.reverse.myorderbox.com
A162.251.82.248🇺🇸 Cloudflare162.251.82.0/24 PDR
PTR162.251.82.248.reverse.myorderbox.com
A162.251.82.249🇺🇸 Cloudflare162.251.82.0/24 PDR
PTR162.251.82.249.reverse.myorderbox.com
NSns3.whois.com
A162.251.82.118🇺🇸 Cloudflare162.251.82.0/24 PDR
PTR162.251.82.118.reverse.myorderbox.com
A162.251.82.119🇺🇸 Cloudflare162.251.82.0/24 PDR
PTR162.251.82.119.reverse.myorderbox.com
A162.251.82.246🇺🇸 Cloudflare162.251.82.0/24 PDR
PTR162.251.82.246.reverse.myorderbox.com
A162.251.82.247🇺🇸 Cloudflare162.251.82.0/24 PDR
PTR162.251.82.247.reverse.myorderbox.com
NSns4.whois.com
A162.251.82.124🇺🇸 Cloudflare162.251.82.0/24 PDR
PTR162.251.82.124.reverse.myorderbox.com
A162.251.82.125🇺🇸 Cloudflare162.251.82.0/24 PDR
PTR162.251.82.125.reverse.myorderbox.com
A162.251.82.252🇺🇸 Cloudflare162.251.82.0/24 PDR
PTR162.251.82.252.reverse.myorderbox.com
A162.251.82.253🇺🇸 Cloudflare162.251.82.0/24 PDR
PTR162.251.82.253.reverse.myorderbox.com
MXus2.mx1.mailhostbox.com ⭐
A162.215.3.26🇺🇸 EIGI162.214.0.0/15 Unified Layer
PTR162-215-3-26.unifiedlayer.com
MXus2.mx2.mailhostbox.com ⭐
A162.215.2.27🇺🇸 EIGI162.214.0.0/15 Unified Layer
PTR162-215-2-27.unifiedlayer.com
MXus2.mx3.mailhostbox.com ⭐
A162.215.3.25🇺🇸 EIGI162.214.0.0/15 Unified Layer
PTR162-215-3-25.unifiedlayer.com
TXTv=spf1 redirect=_spf.mailhostbox.com
SOAns1.whois.commarg@villaroman.gmail.com 2023-02-16 #1

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=1771291435

Same first word

courseware-plus.com

DNS History

15 records (8 active, 7 former)

20162017201820192020202120222023202420252026NSns1.whois.comns2.whois.comns3.whois.comns4.whois.comns73.domaincontrol.comns74.domaincontrol.comMXus2.mx1.mailhostbox.comus2.mx2.mailhostbox.comus2.mx3.mailhostbox.commailstore1.asia.secureserver.netsmtp.asia.secureserver.netA13.248.243.5118.139.170.1173.193.105.244204.11.58.194
●NSns1.whois.com2016-01-16 → 2026-03-23 · 3 obs
○ 2015-11-12 18:34:02
● 2016-01-16 16:40:16
● 2026-03-23 13:08:56
●NSns2.whois.com2016-01-16 → 2026-03-23 · 3 obs
○ 2015-11-12 18:34:02
● 2016-01-16 16:40:16
● 2026-03-23 13:08:56
●NSns3.whois.com2016-01-16 → 2026-03-23 · 3 obs
○ 2015-11-12 18:34:02
● 2016-01-16 16:40:16
● 2026-03-23 13:08:56
●NSns4.whois.com2016-01-16 → 2026-03-23 · 3 obs
○ 2015-11-12 18:34:02
● 2016-01-16 16:40:16
● 2026-03-23 13:08:56
○NSns73.domaincontrol.com2015-07-13 → 2015-11-12 · 4 obs
● 2015-07-13 16:40:46
● 2015-11-12 18:34:02
○ 2016-01-16 16:40:16
○ 2026-03-23 13:08:56
○NSns74.domaincontrol.com2015-07-13 → 2015-11-12 · 4 obs
● 2015-07-13 16:40:46
● 2015-11-12 18:34:02
○ 2016-01-16 16:40:16
○ 2026-03-23 13:08:56
○MXmailstore1.asia.secureserver.net2015-07-13 → 2015-11-12 · 4 obs
● 2015-07-13 16:40:46
● 2015-11-12 18:34:02
○ 2016-01-16 16:40:16
○ 2026-03-23 13:08:56
○MXsmtp.asia.secureserver.net2015-07-13 → 2015-11-12 · 4 obs
● 2015-07-13 16:40:46
● 2015-11-12 18:34:02
○ 2016-01-16 16:40:16
○ 2026-03-23 13:08:56
●MXus2.mx1.mailhostbox.com2016-01-16 → 2026-03-23 · 3 obs
○ 2015-11-12 18:34:02
● 2016-01-16 16:40:16
● 2026-03-23 13:08:56
●MXus2.mx2.mailhostbox.com2016-01-16 → 2026-03-23 · 3 obs
○ 2015-11-12 18:34:02
● 2016-01-16 16:40:16
● 2026-03-23 13:08:56
●MXus2.mx3.mailhostbox.com2016-01-16 → 2026-03-23 · 3 obs
○ 2015-11-12 18:34:02
● 2016-01-16 16:40:16
● 2026-03-23 13:08:56
○A118.139.170.12015-07-13 → 2015-11-12 · 4 obs
● 2015-07-13 16:40:46
● 2015-11-12 18:34:02
○ 2016-01-16 16:40:16
○ 2026-03-23 13:08:56
●A13.248.243.52026-03-23 → 2026-03-23 · 2 obs
○ 2019-02-06 03:37:16
● 2026-03-23 13:08:56
○A173.193.105.2442016-01-16 → 2016-07-18 · 5 obs
○ 2015-11-12 18:34:02
● 2016-01-16 16:40:16
● 2016-07-18 10:07:08
○ 2019-02-06 03:37:16
○ 2026-03-23 13:08:56
○A204.11.58.1942019-02-06 → 2019-02-06 · 3 obs
○ 2016-07-18 10:07:08
● 2019-02-06 03:37:16
○ 2026-03-23 13:08:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comg.gtld-servers.net, c.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net...-
courseware-plus.comns1.whois.com, ns2.whois.com, ns3.whois.com, ns4.whois.com16 records

✅ Authoritative Response

Server:162.251.82.118

NS records: ns1.whois.com, ns2.whois.com, ns3.whois.com, ns4.whois.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for courseware-plus.com (unsigned zone)

⏱️ Timing

Total: 414ms | Queries: -

📄 Records

TypeCountSample Data
A113.248.243.5
NS4ns1.whois.com, ns3.whois.com...
MX3us2.mx2.mailhostbox.com (pri: 100), us2.mx1.mailhostbox.com (pri: 100)...
TXT1v=spf1 redirect=_spf.mailhostbox.com
SOA1ns1.whois.com marg.villaroman.gmail.com

📌 Glue Records Collected

Total: 16

Out-of-bailiwick: 16 (ns1.whois.com, ns1.whois.com, ns1.whois.com...)

Analysis

IP Addresses

courseware-plus.com maps to IP address 13.248.243.5.

Other host names, for instance vere.co, coffeefabric.com, ladybirdlovesyou.com, 38.116profile.ccmcompany.net and theinnersect.com share IP numbers with courseware-plus.com.

Name Servers

courseware-plus.com is delegated to four name servers: ns1.whois.com, ns2.whois.com, ns3.whois.com and ns4.whois.com.

courseware-plus.com at least partially shares name servers with other domains such as indosolution.nl, theraexperts.com, trivalleytarot.com, gorkamail.com and forcemultipliers.net.

these name servers are commonly used with the name servers 208.91.197.91.

Hostnames with four IPs:

ns1.whois.com points to: 162.251.82.122, 162.251.82.123, 162.251.82.250 and 162.251.82.251.

ns2.whois.com points to: 162.251.82.120, 162.251.82.121, 162.251.82.248 and 162.251.82.249.

ns3.whois.com points to: 162.251.82.118, 162.251.82.119, 162.251.82.246 and 162.251.82.247.

ns4.whois.com points to: 162.251.82.124, 162.251.82.125, 162.251.82.252 and 162.251.82.253.

Mail Servers

courseware-plus.com is handled by three mail servers: us2.mx1.mailhostbox.com, us2.mx2.mailhostbox.com and us2.mx3.mailhostbox.com.

courseware-plus.com shares mail servers with other domains at least in part, for instance ru.hostgator.com, villagecraft-server.com, zeolitecyprus.com, plumer.co.uk and amsinc.in.

These mail servers are commonly used alongside aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, aspmx2.googlemail.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host names with a single IP:

us2.mx1.mailhostbox.com points to 162.215.3.26

us2.mx2.mailhostbox.com points to 162.215.2.27

us2.mx3.mailhostbox.com points to 162.215.3.25