coursettra.com - dns.ninja

coursettra.com

DNSSEC⚠️ Not signed
A3.33.251.168🇺🇸 Amazon3.33.240.0/20
PTRaec037177372cc6cd.awsglobalaccelerator.com
A15.197.225.128🇺🇸 Amazon15.197.224.0/20
NSns27.domaincontrol.com ⭐
A2603:5:2171::e🇺🇸 GODADDY-DNS2603:5:2170::/44
PTRns27.domaincontrol.com
A97.74.103.14🇺🇸 GODADDY-DNS97.74.102.0/23
PTRns27.domaincontrol.com
NSns28.domaincontrol.com
A2603:5:2271::e🇺🇸 GODADDY-DNS2603:5:2270::/44
PTRns28.domaincontrol.com
A173.201.71.14🇺🇸 GODADDY-DNS173.201.70.0/23
PTRns28.domaincontrol.com
MXcoursettra-com.mail.protection.outlook.com ⭐
TXTMS=ms72012698
TXTv=spf1 include:spf.protection.outlook.com -all
SOAns27.domaincontrol.comdns@jomax.net 2026-02-18 #3

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=1783009666

Subdomains

app.coursettra.com
support.coursettra.com

Same first word

coursettra.com

Similar names

ratescoutr.com
usetractor.com
terrascout.com
tracestour.cn
aerostruct.co.za
tsucreator.com
terrascout.de
astercourt.net
aerostruct.com
astercourt.org
routercast.com
trueactors.com
cuatrotres.myshopify.com
caretutors.com
astercourt.com
tracestour.com
trescuatro.com
austrocert.com

DNS History

14 records (5 active, 9 former)

20192020202120222023202420252026NSns27.domaincontrol.comns28.domaincontrol.comMXcoursettra-com.mail.protection.outlook.comA15.197.225.1283.33.251.168184.168.221.38184.168.221.41184.168.221.45184.168.221.48184.168.221.50184.168.221.60184.168.221.6150.63.202.3550.63.202.57
●NSns27.domaincontrol.com2018-06-09 → 2026-07-02 · 2 obs
● 2018-06-09 18:58:04
● 2026-07-02 16:28:18
●NSns28.domaincontrol.com2018-06-09 → 2026-07-02 · 2 obs
● 2018-06-09 18:58:04
● 2026-07-02 16:28:18
●MXcoursettra-com.mail.protection.outlook.com2026-02-17 → 2026-07-02 · 2 obs
● 2026-02-17 06:13:56
● 2026-07-02 16:28:18
●A15.197.225.1282026-02-17 → 2026-07-02 · 3 obs
○ 2018-06-09 18:58:04
● 2026-02-17 06:13:56
● 2026-07-02 16:28:18
○A184.168.221.382018-06-09 → 2018-06-09 · 3 obs
● 2018-06-09 18:58:04
○ 2026-02-17 06:13:56
○ 2026-07-02 16:28:18
○A184.168.221.412018-06-09 → 2018-06-09 · 3 obs
● 2018-06-09 18:58:04
○ 2026-02-17 06:13:56
○ 2026-07-02 16:28:18
○A184.168.221.452018-06-09 → 2018-06-09 · 3 obs
● 2018-06-09 18:58:04
○ 2026-02-17 06:13:56
○ 2026-07-02 16:28:18
○A184.168.221.482018-06-09 → 2018-06-09 · 3 obs
● 2018-06-09 18:58:04
○ 2026-02-17 06:13:56
○ 2026-07-02 16:28:18
○A184.168.221.502018-06-09 → 2018-06-09 · 3 obs
● 2018-06-09 18:58:04
○ 2026-02-17 06:13:56
○ 2026-07-02 16:28:18
○A184.168.221.602018-06-09 → 2018-06-09 · 3 obs
● 2018-06-09 18:58:04
○ 2026-02-17 06:13:56
○ 2026-07-02 16:28:18
○A184.168.221.612018-06-09 → 2018-06-09 · 3 obs
● 2018-06-09 18:58:04
○ 2026-02-17 06:13:56
○ 2026-07-02 16:28:18
●A3.33.251.1682026-02-17 → 2026-07-02 · 3 obs
○ 2018-06-09 18:58:04
● 2026-02-17 06:13:56
● 2026-07-02 16:28:18
○A50.63.202.352018-06-09 → 2018-06-09 · 3 obs
● 2018-06-09 18:58:04
○ 2026-02-17 06:13:56
○ 2026-07-02 16:28:18
○A50.63.202.572018-06-09 → 2018-06-09 · 3 obs
● 2018-06-09 18:58:04
○ 2026-02-17 06:13:56
○ 2026-07-02 16:28:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, k.gtld-servers.net, g.gtld-servers.net, i.gtld-servers.net...-
coursettra.comns27.domaincontrol.com, ns28.domaincontrol.com4 records

✅ Authoritative Response

Server:97.74.103.14

NS records: ns27.domaincontrol.com, ns28.domaincontrol.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for coursettra.com (unsigned zone)

⏱️ Timing

Total: 1346ms | Queries: -

📄 Records

TypeCountSample Data
A215.197.225.128, 3.33.251.168
NS2ns27.domaincontrol.com, ns28.domaincontrol.com
MX1coursettra-com.mail.protection.outlook.c
TXT2MS=ms72012698, v=spf1 include:spf.protection.outlook.co
SOA1ns27.domaincontrol.com dns.jomax.net

📌 Glue Records Collected

Total: 4

Out-of-bailiwick: 4 (ns27.domaincontrol.com, ns27.domaincontrol.com, ns28.domaincontrol.com...)

Analysis

Hierarchy

The parent domain of app.coursettra.com and support.coursettra.com is coursettra.com.

IP Addresses

coursettra.com directs to two IP numbers, 3.33.251.168 and 15.197.225.128

Among the host names that share IP numbers with coursettra.com are booktrendy.com, animalsupply.com, leogroupllc.com and two others.

Name Servers

coursettra.com uses two name servers for its delegation: ns27.domaincontrol.com and ns28.domaincontrol.com.

coursettra.com has the same name server delegation as a number of other domains, such as dataspherelab.com, gmccormick.com, entre-lab.com and two more.

The two host names ns27.domaincontrol.com and ns28.domaincontrol.com each have a pair of IP addresses: ns27.domaincontrol.com has 97.74.103.14 and 2603:5:2171::e, and ns28.domaincontrol.com has 173.201.71.14 and 2603:5:2271::e.

Mail Servers

coursettra.com routes its mail through a single mail server, coursettra-com.mail.protection.outlook.com.