cjsistemas.com - robtex.com
cjsistemas.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 186.227.207.12🇧🇷 DIMENOCSERVICOS-AS186.227.207.0/24 | ||||||
| PTR | sv6.k2host.com.br | ||||||
| NS | ns1.k2host.com.br ⭐ | ||||||
| A | 185.225.210.59🇩🇪 UK2NET-AS185.225.208.0/22 UK2NET Frankfurt Announcement | ||||||
| NS | ns2.k2host.com.br | ||||||
| A | 2a03:b0c0:2:d0::1356:7001🇳🇱 DIGITALOCEAN2a03:b0c0:2::/48 DigitalOcean | ||||||
| PTR | name2.recservers.com | ||||||
| A | 188.166.104.225🇳🇱 DIGITALOCEAN188.166.64.0/18 DigitalOcean | ||||||
| PTR | name2.recservers.com | ||||||
| MX | cjsistemas.com ⭐ | ||||||
| A | 186.227.207.12🇧🇷 DIMENOCSERVICOS-AS186.227.207.0/24 | ||||||
| PTR | sv6.k2host.com.br | ||||||
| TXT | v=spf1 +a +mx +ip4:186.227.207.12 +ip4:186.227.207.66 include:k2host.com.br ~all | ||||||
| SOA | ns1.k2host.com.bradmin@recservers.com 2026-04-01 #1 | ||||||
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=1776007027 | ||||||
MX for
cjsistemas.com |
Same first word
cjsistemas.com |
Similar names
DNS History
11 records (4 active, 7 former)
●NSns1.k2host.com.br2026-02-16 → 2026-04-12 · 3 obs
● 2026-02-16 07:08:04
● 2026-04-12 15:28:56
○NSns1.locaweb.com.br2015-06-15 → 2015-06-15 · 4 obs
● 2015-06-15 23:43:38
○ 2015-10-26 15:08:50
○ 2026-04-12 15:28:56
●NSns2.k2host.com.br2026-02-16 → 2026-04-12 · 3 obs
● 2026-02-16 07:08:04
● 2026-04-12 15:28:56
○NSns2.locaweb.com.br2015-06-15 → 2015-06-15 · 4 obs
● 2015-06-15 23:43:38
○ 2015-10-26 15:08:50
○ 2026-04-12 15:28:56
○NSns3.locaweb.com.br2015-06-15 → 2015-06-15 · 4 obs
● 2015-06-15 23:43:38
○ 2015-10-26 15:08:50
○ 2026-04-12 15:28:56
●MXcjsistemas.com2026-02-16 → 2026-04-12 · 3 obs
● 2026-02-16 07:08:04
● 2026-04-12 15:28:56
○MXmx.a.locaweb.com.br2015-06-15 → 2015-06-15 · 4 obs
● 2015-06-15 23:43:38
○ 2015-10-26 15:08:50
○ 2026-04-12 15:28:56
○MXmx.b.locaweb.com.br2015-06-15 → 2015-06-15 · 4 obs
● 2015-06-15 23:43:38
○ 2015-10-26 15:08:50
○ 2026-04-12 15:28:56
○MXmx.jk.locaweb.com.br2015-06-15 → 2015-06-15 · 4 obs
● 2015-06-15 23:43:38
○ 2015-10-26 15:08:50
○ 2026-04-12 15:28:56
○A186.202.149.1962015-06-15 → 2015-06-15 · 4 obs
● 2015-06-15 23:43:38
○ 2015-10-26 15:08:50
○ 2026-04-12 15:28:56
●A186.227.207.122026-02-16 → 2026-04-12 · 3 obs
● 2026-02-16 07:08:04
● 2026-04-12 15:28:56
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| cjsistemas.com | ns2.k2host.com.br, ns1.k2host.com.br | - |
✅ Authoritative Response
Server:188.166.104.225
NS records: ns2.k2host.com.br, ns1.k2host.com.br
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cjsistemas.com (unsigned zone)
⏱️ Timing
Total: 526ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 186.227.207.12 |
| NS | 2 | ns2.k2host.com.br, ns1.k2host.com.br |
| MX | 1 | cjsistemas.com (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:186.227.207.12 +ip4:1 |
| SOA | 1 | ns1.k2host.com.br admin.recservers.com |
Analysis
Mail Server Role
For cjsistemas.com, the mail server is cjsistemas.com.
IP Addresses
cjsistemas.com resolves to one IP number: 186.227.207.12.
other host names including mail.grupodistrifarma.com.br, grupodistrifarma.com.br, cjvtech.com, rcrlocacao.com.br and perunning.com.br share IP numbers with cjsistemas.com.
Name Servers
cjsistemas.com is delegated to two name servers ns1.k2host.com.br and ns2.k2host.com.br.
cjsistemas.com shares the same name server setup as other domains, for instance pousadacasamar.com.br, albb.org.br, camarashopping.com.br, rotame.com.br and novocicloconsultoria.com.br.
cjsistemas.com at least partially shares name servers with other domains, for instance instalatel.com.br, geosistemas.com.br, alinnerosa.com.br, sanmedic.com.br and mecainox.com.
These name servers are commonly used alongside ns1.recservers.com, ns2.recservers.com, ns1.k2host-05.com.br, ns2.k2host-05.com.br, ns1.k2host-01.com.br and ns2.k2host-01.com.br.
Two IP numbers for a host: ns2.k2host.com.br points to 2a03:b0c0:2:d0::1356:7001 and 188.166.104.225.
One IP number for a host: ns1.k2host.com.br points to 185.225.210.59.
Mail Servers
cjsistemas.com is served by a single mail server, cjsistemas.com.
cjsistemas.com resolves to IP 186.227.207.12.