coursesapp.com - dns.ninja
coursesapp.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 13.248.169.48🇺🇸 Amazon13.248.160.0/20 | ||||||
| PTR | a904c694c05102f30.awsglobalaccelerator.com | ||||||
| A | 76.223.54.146🇺🇸 Amazon76.223.48.0/20 | ||||||
| NS | ns3.afternic.com ⭐ | ||||||
| A | 97.74.98.65🇺🇸 GODADDY-DNS97.74.98.0/23 | ||||||
| PTR | ns3.afternic.com | ||||||
| NS | ns4.afternic.com | ||||||
| A | 173.201.66.65🇺🇸 GODADDY-DNS173.201.66.0/23 | ||||||
| PTR | ns4.namefind.com | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | ns3.afternic.comdns@jomax.net 2025-10-01 #0 | ||||||
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=1782504060 | ||||||
Previously MX for
coursesapp.com |
Subdomains
ns2.coursesapp.com |
Same first word
coursesapp.com |
Similar names
appssource.info |
rupasecops.com |
appscourse.com |
courseapps.com |
appssource.com |
appsources.com |
appsources.net |
capsurepos.us |
sourceapps.com |
appsources.id |
courseapps.online |
DNS History
32 records (4 active, 28 former)
○NSbuy.internettraffic.com2016-04-21 → 2016-04-21 · 4 obs
○ 2016-01-24 10:57:52
● 2016-04-21 17:19:36
○ 2017-03-27 15:44:18
○ 2026-06-26 20:18:30
● 2016-04-21 17:19:36
○ 2017-03-27 15:44:18
○ 2026-06-26 20:18:30
○NSdns1.name-services.com2017-03-27 → 2017-03-27 · 4 obs
○ 2016-04-21 17:19:36
● 2017-03-27 15:44:18
○ 2020-01-17 11:25:42
○ 2026-06-26 20:18:30
● 2017-03-27 15:44:18
○ 2020-01-17 11:25:42
○ 2026-06-26 20:18:30
○NSdns2.name-services.com2017-03-27 → 2017-03-27 · 4 obs
○ 2016-04-21 17:19:36
● 2017-03-27 15:44:18
○ 2020-01-17 11:25:42
○ 2026-06-26 20:18:30
● 2017-03-27 15:44:18
○ 2020-01-17 11:25:42
○ 2026-06-26 20:18:30
○NSdns3.name-services.com2017-03-27 → 2017-03-27 · 4 obs
○ 2016-04-21 17:19:36
● 2017-03-27 15:44:18
○ 2020-01-17 11:25:42
○ 2026-06-26 20:18:30
● 2017-03-27 15:44:18
○ 2020-01-17 11:25:42
○ 2026-06-26 20:18:30
○NSdns4.name-services.com2017-03-27 → 2017-03-27 · 4 obs
○ 2016-04-21 17:19:36
● 2017-03-27 15:44:18
○ 2020-01-17 11:25:42
○ 2026-06-26 20:18:30
● 2017-03-27 15:44:18
○ 2020-01-17 11:25:42
○ 2026-06-26 20:18:30
○NSdns5.name-services.com2017-03-27 → 2017-03-27 · 4 obs
○ 2016-04-21 17:19:36
● 2017-03-27 15:44:18
○ 2020-01-17 11:25:42
○ 2026-06-26 20:18:30
● 2017-03-27 15:44:18
○ 2020-01-17 11:25:42
○ 2026-06-26 20:18:30
○NSns1.banantec.com2020-01-17 → 2020-01-17 · 4 obs
○ 2017-03-27 15:44:18
● 2020-01-17 11:25:42
○ 2026-02-15 08:41:36
○ 2026-06-26 20:18:30
● 2020-01-17 11:25:42
○ 2026-02-15 08:41:36
○ 2026-06-26 20:18:30
○NSns1.dns-expired.com2026-02-15 → 2026-02-25 · 5 obs
○ 2020-01-17 11:25:42
● 2026-02-15 08:41:36
● 2026-02-25 04:18:20
○ 2026-04-05 21:16:44
○ 2026-06-26 20:18:30
● 2026-02-15 08:41:36
● 2026-02-25 04:18:20
○ 2026-04-05 21:16:44
○ 2026-06-26 20:18:30
○NSns1.dns-parking.com2026-02-15 → 2026-06-26 · 2 obs
○ 2026-02-15 08:41:36
○ 2026-06-26 20:18:30
○ 2026-06-26 20:18:30
○NSns1.fusionhqhosting.com2015-06-05 → 2015-11-08 · 4 obs
● 2015-06-05 21:12:50
● 2015-11-08 02:51:10
○ 2016-01-24 10:57:52
○ 2026-06-26 20:18:30
● 2015-11-08 02:51:10
○ 2016-01-24 10:57:52
○ 2026-06-26 20:18:30
○NSns1.undeveloped.com2016-01-24 → 2016-01-24 · 4 obs
○ 2015-11-08 02:51:10
● 2016-01-24 10:57:52
○ 2016-04-21 17:19:36
○ 2026-06-26 20:18:30
● 2016-01-24 10:57:52
○ 2016-04-21 17:19:36
○ 2026-06-26 20:18:30
○NSns2.banantec.com2020-01-17 → 2020-01-17 · 4 obs
○ 2017-03-27 15:44:18
● 2020-01-17 11:25:42
○ 2026-02-15 08:41:36
○ 2026-06-26 20:18:30
● 2020-01-17 11:25:42
○ 2026-02-15 08:41:36
○ 2026-06-26 20:18:30
○NSns2.dns-expired.com2026-02-15 → 2026-02-25 · 5 obs
○ 2020-01-17 11:25:42
● 2026-02-15 08:41:36
● 2026-02-25 04:18:20
○ 2026-04-05 21:16:44
○ 2026-06-26 20:18:30
● 2026-02-15 08:41:36
● 2026-02-25 04:18:20
○ 2026-04-05 21:16:44
○ 2026-06-26 20:18:30
○NSns2.dns-parking.com2026-02-15 → 2026-06-26 · 2 obs
○ 2026-02-15 08:41:36
○ 2026-06-26 20:18:30
○ 2026-06-26 20:18:30
○NSns2.fusionhqhosting.com2015-06-05 → 2015-11-08 · 4 obs
● 2015-06-05 21:12:50
● 2015-11-08 02:51:10
○ 2016-01-24 10:57:52
○ 2026-06-26 20:18:30
● 2015-11-08 02:51:10
○ 2016-01-24 10:57:52
○ 2026-06-26 20:18:30
○NSns2.undeveloped.com2016-01-24 → 2016-01-24 · 4 obs
○ 2015-11-08 02:51:10
● 2016-01-24 10:57:52
○ 2016-04-21 17:19:36
○ 2026-06-26 20:18:30
● 2016-01-24 10:57:52
○ 2016-04-21 17:19:36
○ 2026-06-26 20:18:30
●NSns3.afternic.com2026-04-05 → 2026-06-26 · 3 obs
○ 2026-02-25 04:18:20
● 2026-04-05 21:16:44
● 2026-06-26 20:18:30
● 2026-04-05 21:16:44
● 2026-06-26 20:18:30
●NSns4.afternic.com2026-04-05 → 2026-06-26 · 3 obs
○ 2026-02-25 04:18:20
● 2026-04-05 21:16:44
● 2026-06-26 20:18:30
● 2026-04-05 21:16:44
● 2026-06-26 20:18:30
○NSsell.internettraffic.com2016-04-21 → 2016-04-21 · 4 obs
○ 2016-01-24 10:57:52
● 2016-04-21 17:19:36
○ 2017-03-27 15:44:18
○ 2026-06-26 20:18:30
● 2016-04-21 17:19:36
○ 2017-03-27 15:44:18
○ 2026-06-26 20:18:30
○MXcoursesapp.com2015-06-05 → 2026-02-15 · 8 obs
● 2015-06-05 21:12:50
● 2015-11-08 02:51:10
○ 2016-01-24 10:57:52
○ 2017-03-27 15:44:18
● 2020-01-17 11:25:42
● 2026-02-15 23:58:30
○ 2026-02-20 18:08:50
○ 2026-06-26 20:18:30
● 2015-11-08 02:51:10
○ 2016-01-24 10:57:52
○ 2017-03-27 15:44:18
● 2020-01-17 11:25:42
● 2026-02-15 23:58:30
○ 2026-02-20 18:08:50
○ 2026-06-26 20:18:30
○MXmx.coursesapp.com2016-01-24 → 2016-01-24 · 4 obs
○ 2015-11-08 02:51:10
● 2016-01-24 10:57:52
○ 2016-04-21 17:19:36
○ 2026-06-26 20:18:30
● 2016-01-24 10:57:52
○ 2016-04-21 17:19:36
○ 2026-06-26 20:18:30
○MXmx1.hostinger.com2026-02-15 → 2026-02-15 · 5 obs
○ 2020-01-17 11:25:42
● 2026-02-15 08:41:36
● 2026-02-15 23:58:30
○ 2026-02-20 18:08:50
○ 2026-06-26 20:18:30
● 2026-02-15 08:41:36
● 2026-02-15 23:58:30
○ 2026-02-20 18:08:50
○ 2026-06-26 20:18:30
○MXmx2.hostinger.com2026-02-15 → 2026-02-15 · 5 obs
○ 2020-01-17 11:25:42
● 2026-02-15 08:41:36
● 2026-02-15 23:58:30
○ 2026-02-20 18:08:50
○ 2026-06-26 20:18:30
● 2026-02-15 08:41:36
● 2026-02-15 23:58:30
○ 2026-02-20 18:08:50
○ 2026-06-26 20:18:30
●A13.248.169.482026-04-05 → 2026-06-26 · 3 obs
○ 2026-02-20 18:08:50
● 2026-04-05 21:16:44
● 2026-06-26 20:18:30
● 2026-04-05 21:16:44
● 2026-06-26 20:18:30
○A2a02:4780:3f:1801:0:2c87:fed9:32026-02-15 → 2026-02-15 · 5 obs
○ 2020-01-17 11:25:42
● 2026-02-15 08:41:36
● 2026-02-15 23:58:30
○ 2026-02-20 18:08:50
○ 2026-06-26 20:18:30
● 2026-02-15 08:41:36
● 2026-02-15 23:58:30
○ 2026-02-20 18:08:50
○ 2026-06-26 20:18:30
○A54.173.90.2192015-06-05 → 2015-11-08 · 4 obs
● 2015-06-05 21:12:50
● 2015-11-08 02:51:10
○ 2016-01-24 10:57:52
○ 2026-06-26 20:18:30
● 2015-11-08 02:51:10
○ 2016-01-24 10:57:52
○ 2026-06-26 20:18:30
○A69.172.201.1532016-04-21 → 2016-04-21 · 4 obs
○ 2016-01-24 10:57:52
● 2016-04-21 17:19:36
○ 2017-03-27 15:44:18
○ 2026-06-26 20:18:30
● 2016-04-21 17:19:36
○ 2017-03-27 15:44:18
○ 2026-06-26 20:18:30
●A76.223.54.1462026-04-05 → 2026-06-26 · 3 obs
○ 2026-02-20 18:08:50
● 2026-04-05 21:16:44
● 2026-06-26 20:18:30
● 2026-04-05 21:16:44
● 2026-06-26 20:18:30
○A79.137.73.2362020-01-17 → 2026-02-15 · 5 obs
○ 2017-03-27 15:44:18
● 2020-01-17 11:25:42
● 2026-02-15 23:58:30
○ 2026-02-20 18:08:50
○ 2026-06-26 20:18:30
● 2020-01-17 11:25:42
● 2026-02-15 23:58:30
○ 2026-02-20 18:08:50
○ 2026-06-26 20:18:30
○A80.240.129.102016-01-24 → 2016-01-24 · 4 obs
○ 2015-11-08 02:51:10
● 2016-01-24 10:57:52
○ 2016-04-21 17:19:36
○ 2026-06-26 20:18:30
● 2016-01-24 10:57:52
○ 2016-04-21 17:19:36
○ 2026-06-26 20:18:30
○A92.113.18.2462026-02-15 → 2026-02-15 · 5 obs
○ 2020-01-17 11:25:42
● 2026-02-15 08:41:36
● 2026-02-15 23:58:30
○ 2026-02-20 18:08:50
○ 2026-06-26 20:18:30
● 2026-02-15 08:41:36
● 2026-02-15 23:58:30
○ 2026-02-20 18:08:50
○ 2026-06-26 20:18:30
○A98.124.243.392017-03-27 → 2017-03-27 · 4 obs
○ 2016-04-21 17:19:36
● 2017-03-27 15:44:18
○ 2020-01-17 11:25:42
○ 2026-06-26 20:18:30
● 2017-03-27 15:44:18
○ 2020-01-17 11:25:42
○ 2026-06-26 20:18:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, d.gtld-servers.net, h.gtld-servers.net, b.gtld-servers.net... | - |
| coursesapp.com | ns3.afternic.com, ns4.afternic.com | 2 records |
✅ Authoritative Response
Server:173.201.66.65
NS records: ns3.afternic.com, ns4.afternic.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coursesapp.com (unsigned zone)
⏱️ Timing
Total: 99ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 13.248.169.48, 76.223.54.146 |
| NS | 2 | ns3.afternic.com, ns4.afternic.com |
| MX | 1 | . (pri: 0) |
| TXT | 1 | v=spf1 -all |
| SOA | 1 | ns3.afternic.com dns.jomax.net |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns3.afternic.com, ns4.afternic.com)
Analysis
Hierarchy
ns2.coursesapp.com is delegated beneath coursesapp.com.
IP Addresses
coursesapp.com has two IP addresses: 13.248.169.48 and 76.223.54.146
Additional host names — impresslab.com, 567pl.com, trackbet.com and two others — share IP numbers with coursesapp.com.
Name Servers
coursesapp.com is served by two delegated name servers, ns3.afternic.com and ns4.afternic.com.
coursesapp.com shares its name server setup with other domains, including fake1.liscon.com, fragrance365.com, bestmanhattan.com and two others.
There is at least partial name server overlap between coursesapp.com and other domains — calender.info, italys.org, thecpei.com and two more among them.
ns3.afternic.com → 97.74.98.65 and ns4.afternic.com → 173.201.66.65: one IP number per host name.