estudi33.com - robtex.com
estudi33.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 187.33.154.40🇧🇷 CLOUDING187.33.154.0/24 | ||||||
| PTR | webserver19.infoal.com | ||||||
| NS | ns1.infoal.io ⭐ | ||||||
| A | 34.0.193.236🇪🇸 Google34.0.192.0/19 | ||||||
| PTR | 236.193.0.34.bc.googleusercontent.com | ||||||
| NS | ns2.infoal.io | ||||||
| A | 34.79.137.240🇧🇪 Google34.79.128.0/20 | ||||||
| PTR | 240.137.79.34.bc.googleusercontent.com | ||||||
| NS | ns3.infoal.io | ||||||
| A | 137.74.117.68🇫🇷 OVH137.74.0.0/16 | ||||||
| PTR | vps-9f9e5ea6.vps.ovh.net | ||||||
| MX | mail.estudi33.com ⭐ | ||||||
| A | 187.33.154.40🇧🇷 CLOUDING187.33.154.0/24 | ||||||
| PTR | webserver19.infoal.com | ||||||
| TXT | v=spf1 ip4:187.33.154.40 include:infoal.com +a +mx +ip4:80.94.2.229 ~all | ||||||
| SOA | ns1.infoal.iohosting@infoal.com 2026-06-12 #0 | ||||||
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=1785383397 | ||||||
Previously MX for
estudi33.com |
Subdomains
mail.estudi33.com |
Same first word
DNS History
9 records (5 active, 4 former)
○NSns1.hostmonster.com2015-08-08 → 2017-03-21 · 4 obs
● 2017-03-21 19:40:36
○ 2026-07-18 09:45:46
○ 2026-07-30 03:51:16
●NSns1.infoal.io2026-07-18 → 2026-07-30 · 3 obs
● 2026-07-18 09:45:46
● 2026-07-30 03:51:16
○NSns2.hostmonster.com2015-08-08 → 2017-03-21 · 4 obs
● 2017-03-21 19:40:36
○ 2026-07-18 09:45:46
○ 2026-07-30 03:51:16
●NSns2.infoal.io2026-07-18 → 2026-07-30 · 3 obs
● 2026-07-18 09:45:46
● 2026-07-30 03:51:16
●NSns3.infoal.io2026-07-18 → 2026-07-30 · 3 obs
● 2026-07-18 09:45:46
● 2026-07-30 03:51:16
○MXestudi33.com2015-08-08 → 2017-03-21 · 4 obs
● 2017-03-21 19:40:36
○ 2026-07-18 09:45:46
○ 2026-07-30 03:51:16
●MXmail.estudi33.com2026-07-18 → 2026-07-30 · 3 obs
● 2026-07-18 09:45:46
● 2026-07-30 03:51:16
●A187.33.154.402026-07-18 → 2026-07-30 · 3 obs
● 2026-07-18 09:45:46
● 2026-07-30 03:51:16
○A74.220.207.1792015-08-08 → 2017-03-21 · 4 obs
● 2017-03-21 19:40:36
○ 2026-07-18 09:45:46
○ 2026-07-30 03:51:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, j.gtld-servers.net... | - |
| estudi33.com | ns1.infoal.io, ns2.infoal.io, ns3.infoal.io | - |
✅ Authoritative Response
Server:34.0.193.236
NS records: ns1.infoal.io, ns2.infoal.io, ns3.infoal.io
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for estudi33.com (unsigned zone)
⏱️ Timing
Total: 1499ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 187.33.154.40 |
| NS | 3 | ns2.infoal.io, ns1.infoal.io... |
| MX | 1 | mail.estudi33.com (pri: 0) |
| TXT | 1 | v=spf1 ip4:187.33.154.40 include:infoal. |
| SOA | 1 | ns1.infoal.io hosting.infoal.com |
Analysis
Hierarchy
estudi33.com serves as the parent of mail.estudi33.com.
IP Addresses
estudi33.com has exactly one IP address — 187.33.154.40.
webserver19.infoal.com, mail.estudi33.com, mail.magicpark.com plus two other host names have IP numbers in common with estudi33.com.
Name Servers
The authoritative name servers for estudi33.com are ns1.infoal.io, ns2.infoal.io and ns3.infoal.io — three in total.
estudi33.com has at least partial name server overlap with other domains, such as caproig.com, cibermatic.com, solocamarasfrigorificas.com and two others.
These name servers tend to appear together with the name servers dns1.ilimit.net, dns2.ilimit.net and dns3.ilimit.net.
The hostnames ns1.infoal.io, ns2.infoal.io and ns3.infoal.io each resolve to a single IP: ns1.infoal.io → 34.0.193.236, ns2.infoal.io → 34.79.137.240, ns3.infoal.io → 137.74.117.68.
Mail Servers
estudi33.com uses one mail server — mail.estudi33.com.
mail.estudi33.com directs to just one IP number, 187.33.154.40.