pb-edu.com - robtex.com
pb-edu.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=1774546022 | ||||||
Same first word
pb-edu.com |
Similar names
DNS History
8 records (5 active, 3 former)
○NSns4.dnsdun.com2017-01-04 → 2017-01-04 · 3 obs
○ 2026-02-25 13:44:58
○ 2026-03-26 17:45:00
○NSns4.dnsdun.net2017-01-04 → 2017-01-04 · 3 obs
○ 2026-02-25 13:44:58
○ 2026-03-26 17:45:00
●NSns53.domaincontrol.com2026-02-25 → 2026-03-26 · 3 obs
● 2026-02-25 13:44:58
● 2026-03-26 17:45:00
●NSns54.domaincontrol.com2026-02-25 → 2026-03-26 · 3 obs
● 2026-02-25 13:44:58
● 2026-03-26 17:45:00
●MXpbedu-com0e.mail.protection.outlook.com2026-02-25 → 2026-03-26 · 2 obs
● 2026-03-26 17:45:00
○A103.211.69.982017-01-04 → 2017-01-04 · 3 obs
○ 2026-02-25 13:44:58
○ 2026-03-26 17:45:00
●A13.248.243.52026-02-25 → 2026-03-26 · 3 obs
● 2026-02-25 13:44:58
● 2026-03-26 17:45:00
●A76.223.105.2302026-02-25 → 2026-03-26 · 3 obs
● 2026-02-25 13:44:58
● 2026-03-26 17:45:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| pb-edu.com | ns53.domaincontrol.com, ns54.domaincontrol.com | 4 records |
✅ Authoritative Response
Server:97.74.106.27
NS records: ns53.domaincontrol.com, ns54.domaincontrol.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for pb-edu.com (unsigned zone)
⏱️ Timing
Total: 104ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 76.223.105.230, 13.248.243.5 |
| NS | 2 | ns53.domaincontrol.com, ns54.domaincontrol.com |
| MX | 1 | pbedu-com0e.mail.protection.outlook.com |
| TXT | 2 | NETORGFT8854733.onmicrosoft.com, v=spf1 include:spf.em.secureserver.net i |
| SOA | 1 | ns53.domaincontrol.com dns.jomax.net |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns53.domaincontrol.com, ns53.domaincontrol.com, ns54.domaincontrol.com...)
Analysis
IP Addresses
pb-edu.com resolves to two IP numbers: 13.248.243.5 and 76.223.105.230.
other host names including capitolareadrivingschool.com, legacyoffeeling.com, fordbikes.com, alyciaschlesinger.com and lilylactation.com share IP numbers with pb-edu.com.
Name Servers
pb-edu.com is delegated to two name servers ns53.domaincontrol.com and ns54.domaincontrol.com.
pb-edu.com shares the same name server setup as other domains, for instance compacare.net, midlandtexashousevalues.com, m-ber.com, labtube.co.uk and fove.com.
pb-edu.com at least partially shares name servers with other domains, for instance nctu.life.
Host names with two IP numbers:
The host name ns53.domaincontrol.com points to 2603:5:21a2::1b and 97.74.106.27; the host name ns54.domaincontrol.com points to 2603:5:22a2::1b and 173.201.74.27.
Mail Servers
pb-edu.com is handled by a single mail server, pbedu-com0e.mail.protection.outlook.com.
Host pbedu-com0e.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c927::1, 2a01:111:f403:c92c::4, 2a01:111:f403:c946::4, 2a01:111:f403:f805::1, 52.101.9.0, 52.101.11.19, 52.101.40.24 and 52.101.41.22.