githubschool.com - dns.ninja
githubschool.com
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=1788122480 | ||||||
Same first word
githubschool.com |
Previous names
Next names
DNS History
7 records (6 active, 1 former)
●NSns67.domaincontrol.com2016-12-13 → 2026-08-30 · 2 obs
● 2026-08-30 21:10:18
●NSns68.domaincontrol.com2016-12-13 → 2026-08-30 · 2 obs
● 2026-08-30 21:10:18
●MXmailstore1.secureserver.net2016-12-13 → 2026-08-30 · 2 obs
● 2026-08-30 21:10:18
●MXsmtp.secureserver.net2016-12-13 → 2026-08-30 · 2 obs
● 2026-08-30 21:10:18
●A15.197.148.332026-08-29 → 2026-08-30 · 3 obs
● 2026-08-29 06:31:38
● 2026-08-30 21:10:18
●A3.33.130.1902026-08-29 → 2026-08-30 · 3 obs
● 2026-08-29 06:31:38
● 2026-08-30 21:10:18
○A50.63.202.352016-12-13 → 2017-12-17 · 4 obs
● 2017-12-17 09:53:24
○ 2026-08-29 06:31:38
○ 2026-08-30 21:10:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net... | - |
| githubschool.com | ns67.domaincontrol.com, ns68.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.71.44
NS records: ns67.domaincontrol.com, ns68.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for githubschool.com (unsigned zone)
⏱️ Timing
Total: 241ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 3.33.130.190, 15.197.148.33 |
| NS | 2 | ns67.domaincontrol.com, ns68.domaincontrol.com |
| MX | 2 | mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0) |
| SOA | 1 | ns67.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns67.domaincontrol.com, ns67.domaincontrol.com, ns68.domaincontrol.com...)
Analysis
IP Addresses
githubschool.com points to the IP addresses 3.33.130.190 and 15.197.148.33
myivig.biz, acostaventures.com, beachshaq.com and two other host names share IP numbers with githubschool.com.
Name Servers
githubschool.com uses two name servers for its delegation: ns67.domaincontrol.com and ns68.domaincontrol.com.
githubschool.com uses the same name servers as several other domains — among them cyberwhist.org, foxandfarm.com, vietmec.net and two more.
The two host names ns67.domaincontrol.com and ns68.domaincontrol.com each have a pair of IP addresses: ns67.domaincontrol.com has 97.74.103.44 and 2603:5:2174::2c, and ns68.domaincontrol.com has 173.201.71.44 and 2603:5:2274::2c.
Mail Servers
Mail for githubschool.com is handled by two mail servers — mailstore1.secureserver.net and smtp.secureserver.net.
githubschool.com uses an identical mail server configuration to several other domains — among them muchobuenomtb.com, paragongroup.estate, multidimensional.com.br and two more.
githubschool.com overlaps on mail servers with certain other domains, visionmarktech.com among them.
The hosts mailstore1.secureserver.net and smtp.secureserver.net both resolve to three IP numbers: mailstore1.secureserver.net to 216.69.141.78, 216.69.141.114 and 216.69.141.162, and smtp.secureserver.net to 216.69.141.71, 216.69.141.84 and 216.69.141.113.