`rb7telecom.com.br`

DNSSEC	⚠️ Not signed
A	2804:4c40::5^{🇧🇷 UNSPECIFIED2804:4c40::/34}
		PTR	`mail.rb7telecom.com.br`
A	45.234.36.5^{🇧🇷 UNSPECIFIED45.234.36.0/24 CLARO S.A. Customer}
NS	`ns1.rb7telecom.com.br` ⭐
		A	2804:4c40::10^{🇧🇷 UNSPECIFIED2804:4c40::/34}
			PTR	`ns1.rb7telecom.com.br`
		A	45.234.36.10^{🇧🇷 UNSPECIFIED45.234.36.0/24 CLARO S.A. Customer}
			PTR	`ns1.rb7telecom.com.br`
NS	`ns2.rb7telecom.com.br`
		A	2804:4c40::14^{🇧🇷 UNSPECIFIED2804:4c40::/34}
			PTR	`ns2.rb7telecom.com.br`
		A	45.234.36.14^{🇧🇷 UNSPECIFIED45.234.36.0/24 CLARO S.A. Customer}
			PTR	`ns2.rb7telecom.com.br`
MX	`mail.rb7telecom.com.br` ⭐
		A	2804:4c40::5^{🇧🇷 UNSPECIFIED2804:4c40::/34}
			PTR	`mail.rb7telecom.com.br`
		A	45.234.36.5^{🇧🇷 UNSPECIFIED45.234.36.0/24 CLARO S.A. Customer}
			PTR	`mail.rb7telecom.com.br`
TXT	`google-site-verification=bYvUa8LY6o3oUw9ZNV5iZ9QALMmqiH69oTzJGXDZGLg`
TXT	`v=spf1 a mx -all`
SOA	`ns1.rb7telecom.com.br`root@rb7telecom.com.br 2023-11-20 #53

`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.br`hostmaster@registro.br serial=2026103454

rank #538974 globally
rank #4017 in the tld
WOT: SAFE (69/100)

Subdomains

mx1.rb7telecom.com.br

186-225-26-59.rb7telecom.com.br

ns1.rb7telecom.com.br

mail.rb7telecom.com.br

mx2.rb7telecom.com.br

ns2.rb7telecom.com.br

www.rb7telecom.com.br

Same first word

rb7telecom.com.br

Similar names

br7telecom.net.br

DNS History

9 records (5 active, 4 former)

●NSns1.rb7telecom.com.br2015-05-20 → 2026-04-13 · 2 obs

● 2015-05-20 17:59:48
● 2026-04-13 19:16:06

●NSns2.rb7telecom.com.br2015-05-20 → 2026-04-13 · 2 obs

● 2015-05-20 17:59:48
● 2026-04-13 19:16:06

●MXmail.rb7telecom.com.br2026-03-18 → 2026-04-13 · 3 obs

○ 2021-04-18 06:22:34
● 2026-03-18 12:16:02
● 2026-04-13 19:16:06

○MXmx1.rb7telecom.com.br2015-05-20 → 2021-04-18 · 4 obs

● 2015-05-20 17:59:48
● 2021-04-18 06:22:34
○ 2026-03-18 12:16:02
○ 2026-04-13 19:16:06

○MXmx2.rb7telecom.com.br2015-05-20 → 2021-04-18 · 4 obs

● 2015-05-20 17:59:48
● 2021-04-18 06:22:34
○ 2026-03-18 12:16:02
○ 2026-04-13 19:16:06

●A2804:4c40::52021-04-18 → 2026-04-13 · 3 obs

○ 2017-04-06 14:19:38
● 2021-04-18 06:22:34
● 2026-04-13 19:16:06

●A45.234.36.52021-04-18 → 2026-04-13 · 3 obs

○ 2017-04-06 14:19:38
● 2021-04-18 06:22:34
● 2026-04-13 19:16:06

○A52.22.43.852015-12-17 → 2017-04-06 · 5 obs

○ 2015-10-16 13:51:08
● 2015-12-17 10:46:48
● 2017-04-06 14:19:38
○ 2021-04-18 06:22:34
○ 2026-04-13 19:16:06

○A54.94.185.272015-05-20 → 2015-10-16 · 4 obs

● 2015-05-20 17:59:48
● 2015-10-16 13:51:08
○ 2015-12-17 10:46:48
○ 2026-04-13 19:16:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
rb7telecom.com.br	ns1.rb7telecom.com.br, ns2.rb7telecom.com.br	4 records

✅ Authoritative Response

Server:45.234.36.10

NS records: ns1.rb7telecom.com.br, ns2.rb7telecom.com.br

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 782ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.234.36.5`
AAAA	1	`2804:4c40::5`
NS	2	`ns2.rb7telecom.com.br, ns1.rb7telecom.com.br`
MX	1	`mail.rb7telecom.com.br (pri: 10)`
TXT	2	`v=spf1 a mx -all, google-site-verification=bYvUa8LY6o3oUw9`
SOA	1	`ns1.rb7telecom.com.br root.rb7telecom.co`

📌 Glue Records Collected

Total: 4

In-bailiwick: 4 (ns1.rb7telecom.com.br, ns2.rb7telecom.com.br, ns1.rb7telecom.com.br...)

Analysis

Hierarchy

rb7telecom.com.br is a parent of mx1.rb7telecom.com.br, 186-225-26-59.rb7telecom.com.br, ns1.rb7telecom.com.br, mail.rb7telecom.com.br, mx2.rb7telecom.com.br and several other host names.

IP Addresses

rb7telecom.com.br points to two IP numbers: 2804:4c40::5 and 45.234.36.5.

Other host names such as mail.rb7telecom.com.br and www.rb7telecom.com.br share IP numbers with rb7telecom.com.br.

Name Servers

Delegation for rb7telecom.com.br rests with two name servers, ns1.rb7telecom.com.br and ns2.rb7telecom.com.br.

rb7telecom.com.br partially shares name servers with other domains; for instance 70.105.23.201.in-addr.arpa and 67.105.23.201.in-addr.arpa.

Host names with two IP numbers: ns1.rb7telecom.com.br points to 2804:4c40::10 and 45.234.36.10; ns2.rb7telecom.com.br points to 2804:4c40::14 and 45.234.36.14.

Mail Servers

rb7telecom.com.br is handled by a single mail server, mail.rb7telecom.com.br.

mail.rb7telecom.com.br resolves to two IP numbers: 2804:4c40::5 and 45.234.36.5.

rb7telecom.com.br - robtex.com