jacourses.com - dns.ninja

jacourses.com

DNSSEC⚠️ Not signed
A51.222.143.2🇨🇦 OVH51.222.0.0/16 Hosting route
PTRslave3.namespro.ca
NShtns1.namespro.ca ⭐
A82.180.163.101🇺🇸 IIHOS00182.180.160.0/22 HOSTINGER US
NShtns2.namespro.ca
A69.164.251.118🇺🇸 RoadRunner69.164.248.0/22 DFW1
NShtns3.namespro.ca
A213.255.209.16🇨🇦 AS54913213.255.209.0/24 CLOUDWEBMANAGE-CA-TR
MXmailroot8.namespro.ca ⭐
A209.127.13.246🇨🇦 SERVER-MANIA209.127.0.0/20 Server Mania Inc
PTRmailroot8.namespro.ca
TXTv=spf1 mx include:_spf.mailroots.namespro.ca ~all
SOAhtns1.namespro.casupport@namespro.ca serial=1771861992

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=1785389637

Same first word

jacourses.com

DNS History

13 records (5 active, 8 former)

2017201820192020202120222023202420252026NShtns1.namespro.cahtns2.namespro.cahtns3.namespro.calia.ns.cloudflare.commajor.ns.cloudflare.comMXmailroot8.namespro.cadc-0088d6fd-mail.jacourses.comdc-d72410770f08.jacourses.comA51.222.143.2104.28.16.50104.28.17.502400:cb00:2048:1::681c:10322400:cb00:2048:1::681c:1132
●NShtns1.namespro.ca2026-03-24 → 2026-07-30 · 3 obs
○ 2017-12-06 06:50:20
● 2026-03-24 06:20:50
● 2026-07-30 05:35:06
●NShtns2.namespro.ca2026-03-24 → 2026-07-30 · 3 obs
○ 2017-12-06 06:50:20
● 2026-03-24 06:20:50
● 2026-07-30 05:35:06
●NShtns3.namespro.ca2026-03-24 → 2026-07-30 · 3 obs
○ 2017-12-06 06:50:20
● 2026-03-24 06:20:50
● 2026-07-30 05:35:06
○NSlia.ns.cloudflare.com2016-12-20 → 2017-12-06 · 4 obs
● 2016-12-20 22:02:42
● 2017-12-06 06:50:20
○ 2026-03-24 06:20:50
○ 2026-07-30 05:35:06
○NSmajor.ns.cloudflare.com2016-12-20 → 2017-12-06 · 4 obs
● 2016-12-20 22:02:42
● 2017-12-06 06:50:20
○ 2026-03-24 06:20:50
○ 2026-07-30 05:35:06
○MXdc-0088d6fd-mail.jacourses.com2016-12-20 → 2016-12-20 · 3 obs
● 2016-12-20 22:02:42
○ 2017-12-06 06:50:20
○ 2026-07-30 05:35:06
○MXdc-d72410770f08.jacourses.com2017-12-06 → 2017-12-06 · 4 obs
○ 2016-12-20 22:02:42
● 2017-12-06 06:50:20
○ 2026-03-24 06:20:50
○ 2026-07-30 05:35:06
●MXmailroot8.namespro.ca2026-03-24 → 2026-07-30 · 3 obs
○ 2017-12-06 06:50:20
● 2026-03-24 06:20:50
● 2026-07-30 05:35:06
○A104.28.16.502016-12-20 → 2017-12-06 · 4 obs
● 2016-12-20 22:02:42
● 2017-12-06 06:50:20
○ 2026-03-24 06:20:50
○ 2026-07-30 05:35:06
○A104.28.17.502016-12-20 → 2017-12-06 · 4 obs
● 2016-12-20 22:02:42
● 2017-12-06 06:50:20
○ 2026-03-24 06:20:50
○ 2026-07-30 05:35:06
○A2400:cb00:2048:1::681c:10322016-12-20 → 2017-12-06 · 4 obs
● 2016-12-20 22:02:42
● 2017-12-06 06:50:20
○ 2026-03-24 06:20:50
○ 2026-07-30 05:35:06
○A2400:cb00:2048:1::681c:11322016-12-20 → 2017-12-06 · 4 obs
● 2016-12-20 22:02:42
● 2017-12-06 06:50:20
○ 2026-03-24 06:20:50
○ 2026-07-30 05:35:06
●A51.222.143.22026-03-24 → 2026-07-30 · 3 obs
○ 2017-12-06 06:50:20
● 2026-03-24 06:20:50
● 2026-07-30 05:35:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
coma.gtld-servers.net, j.gtld-servers.net, d.gtld-servers.net, l.gtld-servers.net...-
jacourses.comhtns1.namespro.ca, htns2.namespro.ca, htns3.namespro.ca-

✅ Authoritative Response

Server:213.255.209.16

NS records: htns1.namespro.ca, htns2.namespro.ca, htns3.namespro.ca

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for jacourses.com (unsigned zone)

⏱️ Timing

Total: 584ms | Queries: -

📄 Records

TypeCountSample Data
A151.222.143.2
NS3htns1.namespro.ca, htns2.namespro.ca...
MX1mailroot8.namespro.ca (pri: 10)
TXT1v=spf1 mx include:_spf.mailroots.namespr
SOA1htns1.namespro.ca support.namespro.ca

Analysis

IP Addresses

jacourses.com directs to one IP number, which is 51.222.143.2.

Among the host names that share IP numbers with jacourses.com are jpeg.ca, courrierpresto.com, ebe.ca and two others.

Name Servers

DNS for jacourses.com is handled by three authoritative name servers: htns1.namespro.ca, htns2.namespro.ca and htns3.namespro.ca.

jacourses.com has at least partial name server overlap with other domains, such as dylanmunro.ca, fuelsaver.ca, dvi.ca and two others.

htns1.namespro.ca, htns2.namespro.ca and htns3.namespro.ca all have one IP address each — htns1.namespro.ca directs to 82.180.163.101, htns2.namespro.ca directs to 69.164.251.118 and htns3.namespro.ca directs to 213.255.209.16.

Mail Servers

jacourses.com routes its mail through a single mail server, mailroot8.namespro.ca.

jacourses.com has the same mail server arrangement as a number of other domains, for example hja.ca, paybm.com, santamaria.ca and two more.

mailroot8.namespro.ca has exactly one IP number: 209.127.13.246.