robinsonschool.edu.mx - robtex.com
robinsonschool.edu.mx
| DNSSEC | ⚠️ Not signed | ||||||
| A | 192.99.21.106🇨🇦 OVH192.99.0.0/16 Hosting route | ||||||
| PTR | sdf1.guiaescolar.net | ||||||
| NS | dns5.guiaescolar.net ⭐ ⚠️ Not in parent delegation | ||||||
| A | 51.195.50.141🇫🇷 OVH51.195.0.0/16 | ||||||
| PTR | dns5.guiaescolar.net | ||||||
| NS | dns1.guiaescolar.net ⚠️ Not in zone NS records | ||||||
| A | 51.195.50.141🇫🇷 OVH51.195.0.0/16 | ||||||
| PTR | dns5.guiaescolar.net | ||||||
| NS | dns2.guiaescolar.net ⚠️ Not in zone NS records | ||||||
| A | 51.195.50.142🇫🇷 OVH51.195.0.0/16 | ||||||
| PTR | dns6.guiaescolar.net | ||||||
| NS | dns6.guiaescolar.net ⚠️ Not in parent delegation | ||||||
| A | 51.195.50.142🇫🇷 OVH51.195.0.0/16 | ||||||
| PTR | dns6.guiaescolar.net | ||||||
| MX | robinsonschool.edu.mx ⭐ | ||||||
| A | 192.99.21.106🇨🇦 OVH192.99.0.0/16 Hosting route | ||||||
| PTR | sdf1.guiaescolar.net | ||||||
| TXT | v=spf1 ip4:51.68.180.52 +a +mx +ip4:188.165.246.74 ~all | ||||||
| SOA | dns5.guiaescolar.netricardo@guiaescolar.net 2026-03-28 #3 | ||||||
edu.mx
| DNSSEC | ⚠️ Not signed | ||||||
| NS | m.mx-ns.mx ⭐ ⚠️ Not in parent delegation | ||||||
| NS | c.mx-ns.mx ⚠️ Not in parent delegation | ||||||
| NS | e.mx-ns.mx ⚠️ Not in parent delegation | ||||||
| NS | i.mx-ns.mx ⚠️ Not in parent delegation | ||||||
| NS | o.mx-ns.mx ⚠️ Not in parent delegation | ||||||
| NS | x.mx-ns.mx ⚠️ Not in parent delegation | ||||||
| TXT | v=spf1 -all | ||||||
| SOA | m.mx-ns.mxhostmaster@nic.mx serial=1778744583 | ||||||
MX for
robinsonschool.edu.mx |
Subdomains
Same first word
robinsonschool.org |
robinsonschool.edu.mx |
DNS History
6 records (6 active, 0 former)
●NSdns1.guiaescolar.net2026-05-12 → 2026-05-14 · 2 obs
● 2026-05-14 10:45:46
●NSdns2.guiaescolar.net2026-05-12 → 2026-05-14 · 2 obs
● 2026-05-14 10:45:46
●NSdns5.guiaescolar.net2026-05-12 → 2026-05-14 · 2 obs
● 2026-05-14 10:45:46
●NSdns6.guiaescolar.net2026-05-12 → 2026-05-14 · 2 obs
● 2026-05-14 10:45:46
●MXrobinsonschool.edu.mx2026-05-12 → 2026-05-14 · 2 obs
● 2026-05-14 10:45:46
●A192.99.21.1062026-05-12 → 2026-05-14 · 2 obs
● 2026-05-14 10:45:46
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| mx | m.mx-ns.mx, c.mx-ns.mx, e.mx-ns.mx, i.mx-ns.mx... | - |
| robinsonschool.edu.mx | dns2.guiaescolar.net, dns1.guiaescolar.net | - |
✅ Authoritative Response
Server:51.195.50.141
NS records: dns2.guiaescolar.net, dns1.guiaescolar.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for robinsonschool.edu.mx (unsigned zone)
⏱️ Timing
Total: 1527ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 192.99.21.106 |
| NS | 2 | dns6.guiaescolar.net, dns5.guiaescolar.net |
| MX | 1 | robinsonschool.edu.mx (pri: 0) |
| TXT | 1 | v=spf1 ip4:51.68.180.52 +a +mx +ip4:188. |
| SOA | 1 | dns5.guiaescolar.net ricardo.guiaescolar |
Analysis
Hierarchy
robinsonschool.edu.mx is a parent of www.robinsonschool.edu.mx and mail.robinsonschool.edu.mx.
Mail Server Role
The mail server for robinsonschool.edu.mx is robinsonschool.edu.mx.
IP Addresses
robinsonschool.edu.mx points to a single IP address: 192.99.21.106.
Other host names such as evc.edu.mx, webmail.universidadudc.edu.mx, cbtis271.edu.mx, tizatl-preescolar.edu.mx and juanadeasbajezamora.edu.mx share IPs with robinsonschool.edu.mx.
Name Servers
robinsonschool.edu.mx is delegated to four name servers: dns1.guiaescolar.net, dns2.guiaescolar.net, dns5.guiaescolar.net and dns6.guiaescolar.net.
robinsonschool.edu.mx at least partially shares name servers with other domains, for example guiaescolar.com.mx, sectec113nl.edu.mx, felipevillanueva.edu.mx, cristobalcolon-atotonilco.edu.mx and londoncollege.edu.mx.
Host names with a single IP:
dns1.guiaescolar.net points to 51.195.50.141.
dns2.guiaescolar.net points to 51.195.50.142.
dns5.guiaescolar.net points to 51.195.50.141.
dns6.guiaescolar.net points to 51.195.50.142.
Reverse mappings:
dns1.guiaescolar.net and dns5.guiaescolar.net point to 51.195.50.141.
dns2.guiaescolar.net and dns6.guiaescolar.net point to 51.195.50.142.
Mail Servers
One mail server handles robinsonschool.edu.mx; that server is robinsonschool.edu.mx.
robinsonschool.edu.mx points to a single IP number: 192.99.21.106.