gradschool.net - robtex.com
gradschool.net
net
| 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=1785915484 | ||||||
Same first word
gradschool.us |
gradschool.tv |
gradschool.co |
gradschool.com |
gradschool.jp |
gradschool.info |
gradschool.ca |
gradschool.de |
gradschool.net |
Similar names
DNS History
15 records (6 active, 9 former)
●NSns05.domaincontrol.com2015-07-21 → 2026-08-05 · 2 obs
● 2026-08-05 07:48:16
●NSns06.domaincontrol.com2015-07-21 → 2026-08-05 · 2 obs
● 2026-08-05 07:48:16
●MXmailstore1.secureserver.net2015-07-21 → 2026-08-05 · 2 obs
● 2026-08-05 07:48:16
●MXsmtp.secureserver.net2015-07-21 → 2026-08-05 · 2 obs
● 2026-08-05 07:48:16
●A15.197.142.1732026-06-29 → 2026-08-05 · 3 obs
● 2026-06-29 13:29:08
● 2026-08-05 07:48:16
○A184.168.221.272019-01-15 → 2019-01-15 · 4 obs
● 2019-01-15 01:22:58
○ 2026-06-29 13:29:08
○ 2026-08-05 07:48:16
○A184.168.221.62019-01-15 → 2019-01-15 · 4 obs
● 2019-01-15 01:22:58
○ 2026-06-29 13:29:08
○ 2026-08-05 07:48:16
○A184.168.221.72019-01-15 → 2019-01-15 · 4 obs
● 2019-01-15 01:22:58
○ 2026-06-29 13:29:08
○ 2026-08-05 07:48:16
○A184.168.221.82019-01-15 → 2019-01-15 · 4 obs
● 2019-01-15 01:22:58
○ 2026-06-29 13:29:08
○ 2026-08-05 07:48:16
●A3.33.152.1472026-06-29 → 2026-08-05 · 3 obs
● 2026-06-29 13:29:08
● 2026-08-05 07:48:16
○A50.63.202.172019-01-15 → 2019-01-15 · 4 obs
● 2019-01-15 01:22:58
○ 2026-06-29 13:29:08
○ 2026-08-05 07:48:16
○A50.63.202.202019-01-15 → 2019-01-15 · 4 obs
● 2019-01-15 01:22:58
○ 2026-06-29 13:29:08
○ 2026-08-05 07:48:16
○A50.63.202.232019-01-15 → 2019-01-15 · 4 obs
● 2019-01-15 01:22:58
○ 2026-06-29 13:29:08
○ 2026-08-05 07:48:16
○A50.63.202.42019-01-15 → 2019-01-15 · 4 obs
● 2019-01-15 01:22:58
○ 2026-06-29 13:29:08
○ 2026-08-05 07:48:16
○A50.63.202.82015-07-21 → 2016-12-31 · 4 obs
● 2016-12-31 12:49:36
○ 2019-01-15 01:22:58
○ 2026-08-05 07:48:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | b.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net... | - |
| gradschool.net | ns05.domaincontrol.com, ns06.domaincontrol.com | - |
✅ Authoritative Response
Server:97.74.102.3
NS records: ns05.domaincontrol.com, ns06.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gradschool.net (unsigned zone)
⏱️ Timing
Total: 597ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 15.197.142.173, 3.33.152.147 |
| NS | 2 | ns05.domaincontrol.com, ns06.domaincontrol.com |
| MX | 2 | mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0) |
| SOA | 1 | ns05.domaincontrol.com dns.jomax.net |
Analysis
IP Addresses
gradschool.net points to the IP addresses 3.33.152.147 and 15.197.142.173
samain.email, www.nepalairlines.com, elliot-wright.com plus two other host names have IP numbers in common with gradschool.net.
Name Servers
gradschool.net has two authoritative name servers — ns05.domaincontrol.com and ns06.domaincontrol.com.
The name server configuration of gradschool.net is shared with other domains, for instance chinaunique.com, qq5889.com, darlowexcavating.com and two others.
Both ns05.domaincontrol.com and ns06.domaincontrol.com have two IP addresses each. ns05.domaincontrol.com resolves to 97.74.102.3 and 2603:5:2160::3; ns06.domaincontrol.com resolves to 173.201.70.3 and 2603:5:2260::3.
Mail Servers
gradschool.net uses two mail servers, mailstore1.secureserver.net and smtp.secureserver.net.
The mail server setup of gradschool.net matches that of other domains such as yasarotomotiv.com, tascforce.net, swap-tix.com and two others.
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.