`dns1.rtitelecom.com.br`

DNSSEC	⚠️ Not signed
A	177.101.144.23^{🇧🇷 CentralServer177.101.144.0/21}
		PTR	`dns1.centralserver.com.br`

`rtitelecom.com.br`

	DNSSEC	⚠️ Not signed
	A	177.101.144.105^{🇧🇷 CentralServer177.101.144.0/21}
	NS	`rtitelecom.com.br` ⭐
	NS	`dns1.rtitelecom.com.br` ⚠️ Not in parent delegation
	NS	`dns2.rtitelecom.com.br` ⚠️ Not in parent delegation
	NS	`dns3.rtitelecom.com.br` ⚠️ Not in parent delegation
	NS	`dns4.rtitelecom.com.br` ⚠️ Not in parent delegation
	NS	`ns.centralserver.com.br` ⚠️ Not in zone NS records
	NS	`ns2.centralserver.com.br` ⚠️ Not in zone NS records
	MX	`mx.rtitelecom.com.br` ⭐
	TXT	`v=spf1 include:_spf.hospedagemweb.net -all`
	SOA	`rtitelecom.com.br`postmaster@rtitelecom.com.br 2009-06-02 #94

NS for

rtitelecom.com.br

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DNS History

2 records (1 active, 1 former)

●A177.101.144.232026-03-21 → 2026-04-25 · 3 obs

○ 2016-12-12 10:12:48
● 2026-03-21 11:06:30
● 2026-04-25 03:15:20

○A186.233.144.222016-12-12 → 2016-12-12 · 3 obs

● 2016-12-12 10:12:48
○ 2026-03-21 11:06:30
○ 2026-04-25 03:15:20

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, e.dns.br, d.dns.br...	-
rtitelecom.com.br	ns.centralserver.com.br, ns2.centralserver.com.br	-

✅ Authoritative Response

Server:186.233.144.22

NS records: ns.centralserver.com.br, ns2.centralserver.com.br

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for rtitelecom.com.br (unsigned zone)

⏱️ Timing

Total: 1112ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`177.101.144.23`

Analysis

Name Server Role

dns1.rtitelecom.com.br serves as the name server for rtitelecom.com.br.

dns2.rtitelecom.com.br, dns3.rtitelecom.com.br and dns4.rtitelecom.com.br commonly serve as a name server alongside dns1.rtitelecom.com.br.

IP Addresses

dns1.rtitelecom.com.br points to a single IP: 177.101.144.23.

Other host names, for instance dns1.maxfacil.com.br, dns1.shopcontrol.com.br, dns1.climao.com.br, dns1.tetofutura.com.br and dns1.factor.com.br share IP numbers with dns1.rtitelecom.com.br.

dns1.rtitelecom.com.br - robtex.com