stackcourse.com - robtex.com
stackcourse.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 44.226.124.146🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix | ||||||
| PTR | ec2-44-226-124-146.us-west-2.compute.amazonaws.com | ||||||
| A | 44.237.15.52🇺🇸 Amazon44.224.0.0/11 EC2 PDX prefix | ||||||
| A | 52.36.112.217🇺🇸 Amazon52.36.0.0/14 EC2 PDX prefix | ||||||
| A | 52.39.104.83🇺🇸 Amazon52.36.0.0/14 EC2 PDX prefix | ||||||
| NS | ns71.domaincontrol.com ⭐ | ||||||
| A | 2603:5:2194::2e🇺🇸 GODADDY-DNS2603:5:2190::/44 | ||||||
| PTR | ns71.domaincontrol.com | ||||||
| A | 97.74.105.46🇺🇸 GODADDY-DNS97.74.104.0/23 | ||||||
| PTR | ns71.domaincontrol.com | ||||||
| NS | ns72.domaincontrol.com | ||||||
| A | 2603:5:2294::2e🇺🇸 GODADDY-DNS2603:5:2290::/44 | ||||||
| PTR | ns72.domaincontrol.com | ||||||
| A | 173.201.73.46🇺🇸 GODADDY-DNS173.201.72.0/23 | ||||||
| PTR | ns72.domaincontrol.com | ||||||
| SOA | ns71.domaincontrol.comdns@jomax.net 2023-04-30 #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=1787542786 | ||||||
Same first word
stackcourse.com |
Similar names
Previous names
Next names
DNS History
14 records (6 active, 8 former)
○NSdns1.registrar-servers.com2018-05-10 → 2018-05-10 · 3 obs
○ 2026-08-20 03:47:28
○ 2026-08-24 03:42:30
○NSdns2.registrar-servers.com2018-05-10 → 2018-05-10 · 3 obs
○ 2026-08-20 03:47:28
○ 2026-08-24 03:42:30
●NSns71.domaincontrol.com2026-08-20 → 2026-08-24 · 3 obs
● 2026-08-20 03:47:28
● 2026-08-24 03:42:30
●NSns72.domaincontrol.com2026-08-20 → 2026-08-24 · 3 obs
● 2026-08-20 03:47:28
● 2026-08-24 03:42:30
○MXeforward1.registrar-servers.com2018-05-10 → 2018-05-10 · 3 obs
○ 2026-08-20 03:47:28
○ 2026-08-24 03:42:30
○MXeforward2.registrar-servers.com2018-05-10 → 2018-05-10 · 3 obs
○ 2026-08-20 03:47:28
○ 2026-08-24 03:42:30
○MXeforward3.registrar-servers.com2018-05-10 → 2018-05-10 · 3 obs
○ 2026-08-20 03:47:28
○ 2026-08-24 03:42:30
○MXeforward4.registrar-servers.com2018-05-10 → 2018-05-10 · 3 obs
○ 2026-08-20 03:47:28
○ 2026-08-24 03:42:30
○MXeforward5.registrar-servers.com2018-05-10 → 2018-05-10 · 3 obs
○ 2026-08-20 03:47:28
○ 2026-08-24 03:42:30
○A162.255.119.482018-05-10 → 2018-05-10 · 3 obs
○ 2026-08-20 03:47:28
○ 2026-08-24 03:42:30
●A44.226.124.1462026-08-20 → 2026-08-24 · 3 obs
● 2026-08-20 03:47:28
● 2026-08-24 03:42:30
●A44.237.15.522026-08-20 → 2026-08-24 · 3 obs
● 2026-08-20 03:47:28
● 2026-08-24 03:42:30
●A52.36.112.2172026-08-20 → 2026-08-24 · 3 obs
● 2026-08-20 03:47:28
● 2026-08-24 03:42:30
●A52.39.104.832026-08-20 → 2026-08-24 · 3 obs
● 2026-08-20 03:47:28
● 2026-08-24 03:42:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| stackcourse.com | ns71.domaincontrol.com, ns72.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.105.46
NS records: ns71.domaincontrol.com, ns72.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for stackcourse.com (unsigned zone)
⏱️ Timing
Total: 544ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 44.226.124.146, 52.36.112.217... |
| NS | 2 | ns71.domaincontrol.com, ns72.domaincontrol.com |
| SOA | 1 | ns71.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns71.domaincontrol.com, ns71.domaincontrol.com, ns72.domaincontrol.com...)
Analysis
IP Addresses
stackcourse.com points to the four IP addresses 44.226.124.146, 44.237.15.52, 52.36.112.217 and 52.39.104.83.
gogd.com, viaj.com, www.perfektgirl.net plus two other host names have IP numbers in common with stackcourse.com.
Name Servers
The NS records for stackcourse.com delegate to ns71.domaincontrol.com and ns72.domaincontrol.com.
The name server configuration of stackcourse.com is shared with other domains, for instance precisiondentalsharpening.com, ottsfarmequipment.com, loblix.com and two others.
stackcourse.com and other domains like surkiol.eu share at least a portion of their name servers.
ns71.domaincontrol.com resolves to 97.74.105.46 and 2603:5:2194::2e. Likewise, ns72.domaincontrol.com resolves to 173.201.73.46 and 2603:5:2294::2e — two IP addresses apiece.