21things4students.net - robtex.com
21things4students.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=1774423502 | ||||||
Subdomains
www.21things4students.net |
Same first word
21things4students.net |
21things4students.org |
DNS History
11 records (7 active, 4 former)
●NSns-cloud-c1.googledomains.com2026-02-25 → 2026-03-25 · 3 obs
● 2026-02-25 07:47:04
● 2026-03-25 07:37:22
●NSns-cloud-c2.googledomains.com2026-02-25 → 2026-03-25 · 3 obs
● 2026-02-25 07:47:04
● 2026-03-25 07:37:22
●NSns-cloud-c3.googledomains.com2026-02-25 → 2026-03-25 · 3 obs
● 2026-02-25 07:47:04
● 2026-03-25 07:37:22
●NSns-cloud-c4.googledomains.com2026-02-25 → 2026-03-25 · 3 obs
● 2026-02-25 07:47:04
● 2026-03-25 07:37:22
○NSns35.domaincontrol.com2015-05-30 → 2017-01-02 · 4 obs
● 2017-01-02 13:32:14
○ 2026-02-25 07:47:04
○ 2026-03-25 07:37:22
○NSns36.domaincontrol.com2015-05-30 → 2017-01-02 · 4 obs
● 2017-01-02 13:32:14
○ 2026-02-25 07:47:04
○ 2026-03-25 07:37:22
●MXmailstore1.secureserver.net2015-05-30 → 2026-03-25 · 2 obs
● 2026-03-25 07:37:22
●MXsmtp.secureserver.net2015-05-30 → 2026-03-25 · 2 obs
● 2026-03-25 07:37:22
●A198.185.159.1442026-02-25 → 2026-03-25 · 3 obs
● 2026-02-25 07:47:04
● 2026-03-25 07:37:22
○A67.192.152.1532017-01-02 → 2017-01-02 · 4 obs
● 2017-01-02 13:32:14
○ 2026-02-25 07:47:04
○ 2026-03-25 07:37:22
○A67.192.53.1762015-05-30 → 2016-04-21 · 4 obs
● 2016-04-21 13:49:50
○ 2017-01-02 13:32:14
○ 2026-03-25 07:37:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | g.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net, f.gtld-servers.net... | - |
| 21things4students.net | ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com, ns-cloud-c4.googledomains.com | - |
✅ Authoritative Response
Server:216.239.34.108
NS records: ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com, ns-cloud-c4.googledomains.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for 21things4students.net (unsigned zone)
⏱️ Timing
Total: 631ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 198.185.159.144 |
| NS | 4 | ns-cloud-c2.googledomains.com, ns-cloud-c1.googledomains.com... |
| MX | 2 | mailstore1.secureserver.net (pri: 10), smtp.secureserver.net (pri: 0) |
| SOA | 1 | ns-cloud-c1.googledomains.com cloud-dns- |
Analysis
Hierarchy
The parent of www.21things4students.net is 21things4students.net.
IP Addresses
21things4students.net points to a single IP number: 198.185.159.144.
Other host names, for instance upstreamsolutions.org, ivanhernandezonline.com, mfplakewood.com, kokopilates.com and rbidner.com share IP numbers with 21things4students.net.
Name Servers
21things4students.net is delegated to four name servers: ns-cloud-c1.googledomains.com, ns-cloud-c2.googledomains.com, ns-cloud-c3.googledomains.com and ns-cloud-c4.googledomains.com.
21things4students.net shares name servers with other domains at least partially, for instance caglarcavdar.com, mattbubar.com, emprendedorferoz.com, sandscotaicentral.com and originalautoglass.com.
Host names with two IP numbers:
ns-cloud-c1.googledomains.com resolves to 2001:4860:4802:32::6c and 216.239.32.108.
ns-cloud-c2.googledomains.com resolves to 2001:4860:4802:34::6c and 216.239.34.108.
ns-cloud-c3.googledomains.com resolves to 2001:4860:4802:36::6c and 216.239.36.108.
ns-cloud-c4.googledomains.com resolves to 2001:4860:4802:38::6c and 216.239.38.108.
Mail Servers
21things4students.net is handled by two mail servers: mailstore1.secureserver.net and smtp.secureserver.net.
21things4students.net shares the same mail server setup as other domains, including apple-trees.co.uk, hci100.com, ideamakerlabs.net, censorshipstinks.com and hot-bet.com.
At least part of 21things4students.net's mail servers are shared with other domains, for instance plutoapps.com and clublive100.com.
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.