cdh.com.br - robtex.com
cdh.com.br
com.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=2026228208 | ||||||
rank #3458 in the tld
WOT: SAFE (69/100)
Subdomains
webmail.cdh.com.br |
Same first word
Similar names
DNS History
6 records (5 active, 1 former)
●NSns1.locaweb.com.br2015-07-09 → 2026-08-16 · 2 obs
● 2026-08-16 09:19:08
●NSns2.locaweb.com.br2015-07-09 → 2026-08-16 · 2 obs
● 2026-08-16 09:19:08
●NSns3.locaweb.com.br2015-07-09 → 2026-08-16 · 2 obs
● 2026-08-16 09:19:08
●MXcdh-com-br.mail.protection.outlook.com2026-08-05 → 2026-08-16 · 3 obs
● 2026-08-05 07:14:14
● 2026-08-16 09:19:08
○MXmail2.cdh.com.br2015-07-09 → 2017-04-09 · 4 obs
● 2017-04-09 01:50:02
○ 2026-08-05 07:14:14
○ 2026-08-16 09:19:08
●A186.202.153.472015-07-09 → 2026-08-16 · 2 obs
● 2026-08-16 09:19:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | a.dns.br, b.dns.br, c.dns.br, d.dns.br... | - |
| cdh.com.br | ns1.locaweb.com.br, ns2.locaweb.com.br, ns3.locaweb.com.br | 6 records |
✅ Authoritative Response
Server:189.126.101.254
NS records: ns1.locaweb.com.br, ns2.locaweb.com.br, ns3.locaweb.com.br
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cdh.com.br (unsigned zone)
⏱️ Timing
Total: 713ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 186.202.153.47 |
| NS | 2 | ns2.locaweb.com.br, ns1.locaweb.com.br |
| MX | 1 | cdh-com-br.mail.protection.outlook.com ( |
| TXT | 3 | v=spf1 include:spf.protection.outlook.co, MS=7FCE9F4C20B6598D04C6E9E1732F44FA123AE... |
| SOA | 1 | ns1.locaweb.com.br hostmaster.locaweb.co |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns1.locaweb.com.br, ns2.locaweb.com.br, ns3.locaweb.com.br...)
Analysis
Hierarchy
cdh.com.br is the parent zone for webmail.cdh.com.br.
IP Addresses
cdh.com.br directs to one IP number, which is 186.202.153.47.
Among the host names that share IP numbers with cdh.com.br are bsmaui.com.br, colabcoworking.com.br, gmccs.com.br and two others.
Name Servers
Three name servers are authoritative for cdh.com.br: ns1.locaweb.com.br, ns2.locaweb.com.br and ns3.locaweb.com.br.
cdh.com.br partially shares its NS delegation with several other domains, including esmy.com.br, italbrasmoldes.com.br, unisuporte.com.br and two others.
ns1.locaweb.com.br resolves to 186.202.8.254 and 2804:218:7000:0:186:202:8:254. ns2.locaweb.com.br resolves to 187.45.248.254 and 2804:218:7001:0:187:45:248:254. ns3.locaweb.com.br resolves to 189.126.101.254 and 2804:218:7002:0:189:126:101:254. All three hostnames point to two IP numbers each.
Mail Servers
cdh.com.br routes its mail through a single mail server, cdh-com-br.mail.protection.outlook.com.
cdh-com-br.mail.protection.outlook.com directs to 8 IP numbers, including 52.101.198.0, 52.101.198.1 and 52.101.198.38, along with 5 other.