githubschool.com - robtex.com
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=1788092315 | ||||||
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 12:27:08
●NSns68.domaincontrol.com2016-12-13 → 2026-08-30 · 2 obs
● 2026-08-30 12:27:08
●MXmailstore1.secureserver.net2016-12-13 → 2026-08-30 · 2 obs
● 2026-08-30 12:27:08
●MXsmtp.secureserver.net2016-12-13 → 2026-08-30 · 2 obs
● 2026-08-30 12:27:08
●A15.197.148.332026-08-29 → 2026-08-30 · 3 obs
● 2026-08-29 06:31:38
● 2026-08-30 12:27:08
●A3.33.130.1902026-08-29 → 2026-08-30 · 3 obs
● 2026-08-29 06:31:38
● 2026-08-30 12:27:08
○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 12:27:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| githubschool.com | ns67.domaincontrol.com, ns68.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.103.44
NS records: ns67.domaincontrol.com, ns68.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for githubschool.com (unsigned zone)
⏱️ Timing
Total: 396ms | 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 directs to two IP numbers, 3.33.130.190 and 15.197.148.33
Two other host names, along with myivig.biz, acostaventures.com and beachshaq.com, also share IP numbers with githubschool.com.
Name Servers
Two name servers handle the delegation for githubschool.com: ns67.domaincontrol.com and ns68.domaincontrol.com.
githubschool.com shares its NS records with other domains, for example cyberwhist.org, foxandfarm.com, vietmec.net and two others.
ns67.domaincontrol.com and ns68.domaincontrol.com both carry two IP addresses. The A records for ns67.domaincontrol.com are 97.74.103.44 and 2603:5:2174::2c; the A records for ns68.domaincontrol.com are 173.201.71.44 and 2603:5:2274::2c.
Mail Servers
githubschool.com is served by two mail servers, mailstore1.secureserver.net and smtp.secureserver.net.
Among the domains sharing a mail server setup with githubschool.com are muchobuenomtb.com, paragongroup.estate, multidimensional.com.br and two others.
At least a portion of githubschool.com's mail servers are also used by other domains, for example visionmarktech.com.
mailstore1.secureserver.net has three IP addresses (216.69.141.78, 216.69.141.114 and 216.69.141.162) and smtp.secureserver.net has three IP addresses (216.69.141.71, 216.69.141.84 and 216.69.141.113).