portaltestsystem.com - robtex.com
portaltestsystem.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=1774693327 | ||||||
Same first word
portaltestsystem.com |
Similar names
DNS History
4 records (4 active, 0 former)
●NScbru.br.ns.els-gms.att.net2015-08-04 → 2026-03-28 · 2 obs
● 2026-03-28 10:34:42
●NScmtu.mt.ns.els-gms.att.net2015-08-04 → 2026-03-28 · 2 obs
● 2026-03-28 10:34:42
●MXcluster9.us.messagelabs.com2015-08-04 → 2026-03-28 · 2 obs
● 2026-03-28 10:34:42
●A20.132.69.2222015-08-04 → 2026-03-28 · 2 obs
● 2026-03-28 10:34:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, m.gtld-servers.net, g.gtld-servers.net, b.gtld-servers.net... | - |
| portaltestsystem.com | cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net | - |
✅ Authoritative Response
Server:68.94.156.132
NS records: cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for portaltestsystem.com (unsigned zone)
⏱️ Timing
Total: 418ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 20.132.69.222 |
| NS | 2 | cbru.br.ns.els-gms.att.net, cmtu.mt.ns.els-gms.att.net |
| MX | 1 | cluster9.us.messagelabs.com (pri: 4) |
| SOA | 1 | cbru.br.ns.els-gms.att.net rm-hostmaster |
Analysis
IP Addresses
portaltestsystem.com points to IP number: 20.132.69.222.
Name Servers
portaltestsystem.com is delegated to two name servers: cbru.br.ns.els-gms.att.net and cmtu.mt.ns.els-gms.att.net.
portaltestsystem.com shares the same name server setup as hacep.org, cambridgehomesusa.com, napa.ca.us, apm1.com and pepperflies.com.
portaltestsystem.com at least partially shares name servers with other domains, for instance 147.74.68.in-addr.arpa, welvasq.org, upsonline.co.kr, sotatercept.us and durvanepat.com.
These name servers are commonly used alongside ns9.customer.level3.net, dbru.br.ns.els-gms.att.net, ns6.customer.level3.net, auth1.dns.cogentco.com, auth2.dns.cogentco.com, nsa.ups.com, nsb.ups.com, shadowcat-i.ups.com, dmtu.mt.ns.els-gms.att.net and xbru.br.ns.els-gms.att.net.
Host names with two IP numbers: cbru.br.ns.els-gms.att.net points to: 2001:1890:1ff:9f0:68:94:156:132 and 68.94.156.132; cmtu.mt.ns.els-gms.att.net points to: 2001:1890:1ff:9f1:99:99:99:132 and 99.99.99.132.
Mail Servers
portaltestsystem.com is handled by a single mail server, cluster9.us.messagelabs.com.
The mail server setup for portaltestsystem.com matches that of other domains, for instance lycomingenginesportal.com, automobiledrivingmuseum.org, bellhelicopter.com, cessnarise.com and bellhelicopter-tn.com.
portaltestsystem.com shares at least partially some mail servers with other domains, including mobilsol.com.ec, coats.ru, k-lng.co.jp, roctunes.com and v9b3t.com.
these mail servers are commonly used together with cluster9a.us.messagelabs.com.
The host name cluster9.us.messagelabs.com resolves to six IP numbers: 67.219.246.213, 67.219.246.219, 67.219.247.111, 67.219.247.207, 67.219.250.219 and 67.219.250.220.