netcom.edu.br - robtex.com
netcom.edu.br
edu.br
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.br ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.br ⚠️ Not in parent delegation | ||||||
| NS | c.dns.br ⚠️ Not in parent delegation | ||||||
| NS | d.dns.br ⚠️ Not in parent delegation | ||||||
| NS | e.dns.br ⚠️ Not in parent delegation | ||||||
| NS | f.dns.br ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.brhostmaster@registro.br serial=2026115382 | ||||||
Subdomains
cursosead.netcom.edu.br |
webmail.netcom.edu.br |
Same first word
Similar names
DNS History
11 records (9 active, 2 former)
●NSns1.dialhost.com.br2018-06-10 → 2026-04-25 · 2 obs
● 2026-04-25 16:13:38
●NSns2.dialhost.com.br2018-06-10 → 2026-04-25 · 2 obs
● 2026-04-25 16:13:38
●NSns3.dialhost.com.br2018-06-10 → 2026-04-25 · 2 obs
● 2026-04-25 16:13:38
●NSns4.dialhost.com.br2018-06-10 → 2026-04-25 · 2 obs
● 2026-04-25 16:13:38
○MXbr111.dialhost.com.br2018-06-10 → 2018-06-10 · 3 obs
○ 2026-04-24 12:13:38
○ 2026-04-25 16:13:38
○MXbr112.dialhost.com.br2018-06-10 → 2018-06-10 · 3 obs
○ 2026-04-24 12:13:38
○ 2026-04-25 16:13:38
●MXmx.dialhost.com.br2026-04-24 → 2026-04-25 · 3 obs
● 2026-04-24 12:13:38
● 2026-04-25 16:13:38
●MXmx1.dialhost.com.br2026-04-24 → 2026-04-25 · 3 obs
● 2026-04-24 12:13:38
● 2026-04-25 16:13:38
●MXmx2.dialhost.com.br2026-04-24 → 2026-04-25 · 3 obs
● 2026-04-24 12:13:38
● 2026-04-25 16:13:38
●A177.52.160.172018-06-10 → 2026-04-25 · 2 obs
● 2026-04-25 16:13:38
●A2804:b44:1000::172026-04-24 → 2026-04-25 · 3 obs
● 2026-04-24 12:13:38
● 2026-04-25 16:13:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | f.dns.br, d.dns.br, b.dns.br, e.dns.br... | - |
| netcom.edu.br | ns1.dialhost.com.br, ns2.dialhost.com.br, ns3.dialhost.com.br, ns4.dialhost.com.br | - |
✅ Authoritative Response
Server:138.118.174.247
NS records: ns1.dialhost.com.br, ns2.dialhost.com.br, ns3.dialhost.com.br, ns4.dialhost.com.br
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for netcom.edu.br (unsigned zone)
⏱️ Timing
Total: 1143ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 177.52.160.17 |
| AAAA | 1 | 2804:b44:1000::17 |
| NS | 4 | ns3.dialhost.com.br, ns4.dialhost.com.br... |
| MX | 3 | mx1.dialhost.com.br (pri: 10), mx.dialhost.com.br (pri: 5)... |
| TXT | 1 | v=spf1 include:_spf.dialhost.com.br -all |
| SOA | 1 | ns1.dialhost.com.br alerta.dialhost.com. |
Analysis
Hierarchy
netcom.edu.br is a parent of cursosead.netcom.edu.br and webmail.netcom.edu.br.
IP Addresses
netcom.edu.br points to two IP numbers: 2804:b44:1000::17 and 177.52.160.17.
Other host names such as www.site.xexeu.pe.gov.br, fiocard.com.br, www.incobraz.com.br, jbmpublicidade.com.br and campfacil.com.br share IP numbers with netcom.edu.br.
Name Servers
netcom.edu.br is delegated to four name servers: ns1.dialhost.com.br, ns2.dialhost.com.br, ns3.dialhost.com.br and ns4.dialhost.com.br.
At least part of the name servers for netcom.edu.br are shared with other domains, for instance portal.camaratamandare.pe.gov.br, aespacial.com.br, studiorca.com.br, contactcenterbrasil.com.br and redolfi.com.br.
These name servers are commonly used alongside the name servers dialhost.com.br.
Two IP numbers per host:
ns1.dialhost.com.br points to 2804:b44:b000::1 and 177.52.162.91.
ns2.dialhost.com.br points to 2804:b44:a000::44 and 138.118.174.247.
ns4.dialhost.com.br points to 2804:b44:a000::4a and 187.102.244.6.
One IP number per host:
ns3.dialhost.com.br points to 45.42.162.8.
Mail Servers
Three mail servers handle netcom.edu.br: mx1.dialhost.com.br, mx2.dialhost.com.br and mx.dialhost.com.br.
netcom.edu.br shares at least some mail servers with other domains, for example tonershop.com.br, turboprint.com.br, hazaq.com.br, havingfun.com.br and cdluruguaiana.com.br.
Host names with two IP numbers: The host name mx.dialhost.com.br points to 138.118.172.241 and 138.118.172.245.
Host names with one IP number: The host name mx1.dialhost.com.br points to 138.118.172.241. The host name mx2.dialhost.com.br points to 138.118.172.245.
Host names that point to 138.118.172.241: mx.dialhost.com.br and mx1.dialhost.com.br.
Host names that point to 138.118.172.245: mx.dialhost.com.br and mx2.dialhost.com.br.