cool-stu.com - robtex.com
cool-stu.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=1774687907 | ||||||
Same first word
cool-stu.com |
Similar names
DNS History
8 records (8 active, 0 former)
●NSns17.domaincontrol.com2015-06-02 → 2026-03-28 · 2 obs
● 2026-03-28 09:19:14
●NSns18.domaincontrol.com2015-06-02 → 2026-03-28 · 2 obs
● 2026-03-28 09:19:14
●MXmailstore1.secureserver.net2015-06-02 → 2026-03-28 · 2 obs
● 2026-03-28 09:19:14
●MXsmtp.secureserver.net2015-06-02 → 2026-03-28 · 2 obs
● 2026-03-28 09:19:14
●A216.239.32.212015-06-02 → 2026-03-28 · 2 obs
● 2026-03-28 09:19:14
●A216.239.34.212015-06-02 → 2026-03-28 · 2 obs
● 2026-03-28 09:19:14
●A216.239.36.212015-06-02 → 2026-03-28 · 2 obs
● 2026-03-28 09:19:14
●A216.239.38.212015-06-02 → 2026-03-28 · 2 obs
● 2026-03-28 09:19:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cool-stu.com | ns17.domaincontrol.com, ns18.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:173.201.76.9
NS records: ns17.domaincontrol.com, ns18.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cool-stu.com (unsigned zone)
⏱️ Timing
Total: 270ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 4 | 216.239.32.21, 216.239.34.21... |
| NS | 2 | ns17.domaincontrol.com, ns18.domaincontrol.com |
| MX | 2 | mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0) |
| SOA | 1 | ns17.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns17.domaincontrol.com, ns17.domaincontrol.com, ns18.domaincontrol.com...)
Analysis
IP Addresses
cool-stu.com resolves to four IPs: 216.239.32.21, 216.239.34.21, 216.239.36.21 and 216.239.38.21.
Other host names, for instance pchome1948.com, proektsc.com, maebeart.com, 1-800greetings.us and csengo.com share IP numbers with cool-stu.com.
Name Servers
cool-stu.com has two name servers: ns17.domaincontrol.com and ns18.domaincontrol.com.
cool-stu.com shares the same name server setup as other domains, for example zw-simbisa.com, klivision.org, phalamritam.com, mcgrathcareers.com and sdhometurf.com.
Host names with two IP numbers:
ns17.domaincontrol.com points to: 2603:5:21c0::9 and 97.74.108.9; ns18.domaincontrol.com points to: 2603:5:22c0::9 and 173.201.76.9.
Mail Servers
cool-stu.com is served by two mail servers: mailstore1.secureserver.net and smtp.secureserver.net.
cool-stu.com shares the mail server setup with other domains, for example suasponte.org, valuecentric.us, unipupil.it, kscremation.com and teetops.net.
cool-stu.com shares mail servers with other domains at least partially, for example eletropolo.com.br, sckschool.com, s2softinfotech.com and fremdsprachendienstkrapp.de.
Host names with three IP numbers: mailstore1.secureserver.net points to 216.69.141.78, 216.69.141.114 and 216.69.141.162; smtp.secureserver.net points to 216.69.141.71, 216.69.141.84 and 216.69.141.113.