stu4u.com - robtex.com
stu4u.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.85.76.254🇳🇱 FORNEX-NL-AS81.85.76.0/24 | ||||||
| PTR | 290153.fornex.cloud | ||||||
| NS | dns1.namecheaphosting.com ⭐ | ||||||
| A | 2610:a1:1024::200🇺🇸 MAINT-ID-120082610:a1:1024::/48 Neustar | ||||||
| PTR | dns1.namecheaphosting.com | ||||||
| PTR | dns1.registrar-servers.com | ||||||
| A | 156.154.132.200🇺🇸 MAINT-ID-12008156.154.132.0/24 Neustar | ||||||
| PTR | dns1.namecheaphosting.com | ||||||
| PTR | dns1.registrar-servers.com | ||||||
| NS | dns2.namecheaphosting.com | ||||||
| A | 2610:a1:1025::200🇺🇸 MAINT-ID-120082610:a1:1025::/48 Neustar | ||||||
| PTR | dns2.namecheaphosting.com | ||||||
| PTR | dns2.registrar-servers.com | ||||||
| A | 156.154.133.200🇺🇸 MAINT-ID-12008156.154.133.0/24 Neustar | ||||||
| PTR | dns2.namecheaphosting.com | ||||||
| PTR | dns2.registrar-servers.com | ||||||
| MX | mail.stu4u.com ⭐ | ||||||
| A | 162.0.235.115🇺🇸 NAMCHEAP-PH162.0.235.0/24 | ||||||
| PTR | premium146-3.web-hosting.com | ||||||
| TXT | v=spf1 +a +mx +ip4:162.0.235.112 include:spf.web-hosting.com ~all | ||||||
| SOA | dns1.namecheaphosting.comcpanel@tech.namecheap.com serial=1769288712 | ||||||
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=1776104582 | ||||||
Subdomains
mail.stu4u.com |
Same first word
stu4u.com |
DNS History
13 records (4 active, 9 former)
●NSdns1.namecheaphosting.com2026-02-23 → 2026-04-13 · 3 obs
● 2026-02-23 12:54:08
● 2026-04-13 18:24:16
●NSdns2.namecheaphosting.com2026-02-23 → 2026-04-13 · 3 obs
● 2026-02-23 12:54:08
● 2026-04-13 18:24:16
○NSns27.domaincontrol.com2015-05-28 → 2015-05-28 · 3 obs
○ 2015-10-19 22:42:12
○ 2026-04-13 18:24:16
○NSns28.domaincontrol.com2015-05-28 → 2015-05-28 · 3 obs
○ 2015-10-19 22:42:12
○ 2026-04-13 18:24:16
○NSns41.rookdns.com2015-10-19 → 2015-12-17 · 5 obs
● 2015-10-19 22:42:12
● 2015-12-17 08:24:28
○ 2016-03-26 12:32:00
○ 2026-04-13 18:24:16
○NSns42.rookdns.com2015-10-19 → 2015-12-17 · 5 obs
● 2015-10-19 22:42:12
● 2015-12-17 08:24:28
○ 2016-03-26 12:32:00
○ 2026-04-13 18:24:16
○MXmail.mxproc.com2015-10-19 → 2015-12-17 · 5 obs
● 2015-10-19 22:42:12
● 2015-12-17 08:24:28
○ 2016-03-26 12:32:00
○ 2026-04-13 18:24:16
●MXmail.stu4u.com2026-02-23 → 2026-04-13 · 3 obs
● 2026-02-23 12:54:08
● 2026-04-13 18:24:16
○MXmailstore1.secureserver.net2015-05-28 → 2015-05-28 · 3 obs
○ 2015-10-19 22:42:12
○ 2026-04-13 18:24:16
○MXsmtp.secureserver.net2015-05-28 → 2015-05-28 · 3 obs
○ 2015-10-19 22:42:12
○ 2026-04-13 18:24:16
○A141.8.224.1832015-10-19 → 2015-12-17 · 5 obs
● 2015-10-19 22:42:12
● 2015-12-17 08:24:28
○ 2016-03-26 12:32:00
○ 2026-04-13 18:24:16
○A141.8.224.932015-05-28 → 2015-05-28 · 3 obs
○ 2015-10-19 22:42:12
○ 2026-04-13 18:24:16
●A81.85.76.2542026-02-23 → 2026-04-13 · 3 obs
● 2026-02-23 12:54:08
● 2026-04-13 18:24:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| stu4u.com | dns1.namecheaphosting.com, dns2.namecheaphosting.com | 4 records |
✅ Authoritative Response
Server:156.154.133.200
NS records: dns1.namecheaphosting.com, dns2.namecheaphosting.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for stu4u.com (unsigned zone)
⏱️ Timing
Total: 214ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.85.76.254 |
| NS | 2 | dns1.namecheaphosting.com, dns2.namecheaphosting.com |
| MX | 1 | mail.stu4u.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:162.0.235.112 include |
| SOA | 1 | dns1.namecheaphosting.com cpanel.tech.na |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (dns1.namecheaphosting.com, dns1.namecheaphosting.com, dns2.namecheaphosting.com...)
Analysis
Hierarchy
mail.stu4u.com has stu4u.com as its parent.
IP Addresses
stu4u.com maps to IP address 81.85.76.254.
Other host names, for instance prodigyrecruitment.com, davincistonedesign.com, starcardsindia.com, www.guitarlessonpage.com and pps-az.com share IP numbers with stu4u.com.
Name Servers
Two name servers dns1.namecheaphosting.com and dns2.namecheaphosting.com are delegated to stu4u.com.
stu4u.com uses the same name server configuration as other domains, such as pittsburghpenguinsclub.com, aoon.org, benefits4animaldocs.com, olistiks.com and bionizepharmamarketing.com.
stu4u.com shares name servers with other domains at least partially, for instance callme.ng, nexulus.com, prednisolone.science and ashcarr.com.
these name servers are commonly used with the name servers dns1.web-hosting.com.
Host names with two IPs:
dns1.namecheaphosting.com points to 2610:a1:1024::200 and 156.154.132.200.
dns2.namecheaphosting.com points to 2610:a1:1025::200 and 156.154.133.200.
Mail Servers
stu4u.com is handled by a single mail server, mail.stu4u.com.
mail.stu4u.com points to one IP number: 162.0.235.115.