`lemosdecastro.br`

DNSSEC	⚠️ Not signed
A	200.156.18.66^{🇧🇷 AS2715200.156.0.0/19}
NS	`guanabara.rederio.br` ⭐
		A	2804:1f10:80:94::1^{🇧🇷 AS27152804:1f10::/32 Fundacao Carlos Chagas Filho de Amparo a Pesquisa}
			PTR	`guanabara.rederio.br`
		A	200.20.94.50^{🇧🇷 AS2715200.20.94.0/24}
			PTR	`guanabara.rederio.br`
NS	`niselclab.lemosdecastro.br` ⚠️ Not in zone NS records
		A	200.156.18.3^{🇧🇷 AS2715200.156.0.0/19}
MX	`mail.lemosdecastro.br` ⭐
		A	200.156.18.67^{🇧🇷 AS2715200.156.0.0/19}
SOA	`guanabara.rederio.br`ceo@guanabara.rederio.br serial=3162

`br`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.dns.br` ⭐
	NS	`b.dns.br`
	NS	`c.dns.br`
	NS	`d.dns.br`
	NS	`e.dns.br`
	NS	`f.dns.br`
	SOA	`a.dns.br`hostmaster@registro.br serial=2026131130

Subdomains

niselclab.lemosdecastro.br

mail.lemosdecastro.br

Same first word

lemosdecastro.br

Similar names

socratesmodel.com

DNS History

5 records (4 active, 1 former)

●NSguanabara.rederio.br2009-01-02 → 2026-05-11 · 2 obs

● 2009-01-02 11:55:44
● 2026-05-11 05:54:22

●NSniselclab.lemosdecastro.br2009-01-02 → 2026-05-11 · 5 obs

● 2009-01-02 11:55:44
○ 2015-06-17 07:36:20
○ 2021-06-09 17:35:06
● 2026-03-21 07:47:42
● 2026-05-11 05:54:22

●MXmail.lemosdecastro.br2009-01-02 → 2026-05-11 · 2 obs

● 2009-01-02 11:55:44
● 2026-05-11 05:54:22

●A200.156.18.662021-06-09 → 2026-05-11 · 3 obs

○ 2016-11-08 21:41:14
● 2021-06-09 17:35:06
● 2026-05-11 05:54:22

○A200.20.94.502009-01-02 → 2016-11-08 · 4 obs

● 2009-01-02 11:55:44
● 2016-11-08 21:41:14
○ 2021-06-09 17:35:06
○ 2026-05-11 05:54:22

🔍 DNS Trace

Analysis

Hierarchy

lemosdecastro.br is a parent of niselclab.lemosdecastro.br and mail.lemosdecastro.br.

IP Addresses

lemosdecastro.br points to a single IP: 200.156.18.66.

Name Servers

Two name servers niselclab.lemosdecastro.br and guanabara.rederio.br handle delegation for lemosdecastro.br.

lemosdecastro.br partially shares name servers with other domains; examples include equipearariboia.uff.br, cartografia.uff.br, labceo.uff.br, 82.139.in-addr.arpa and portal.coseac.uff.br.

These name servers are commonly used alongside server.uff.br, marlin.telecom.uff.br, rdn(0x736578)t01s.inmetro.gov.br, rdn(0x736578)t02s.inmetro.gov.br, exu.inf.puc-rio.br, vialactea.rdc.puc-rio.br, calisto.rdc.puc-rio.br, rio.rederio.br, extns.tecgraf.puc-rio.br and ns1.tecgraf.puc-rio.br.

Host names with two IP numbers:

The host name guanabara.rederio.br points to 2804:1f10:80:94::1 and 200.20.94.50.

Host names with one IP number:

The host name niselclab.lemosdecastro.br points to 200.156.18.3.

Mail Servers

lemosdecastro.br is handled by a single mail server, mail.lemosdecastro.br.

lemosdecastro.br uses the same mail server setup as other domains, for example mail.lemosdecastro.br.

mail.lemosdecastro.br points to a single IP: 200.156.18.67.

lemosdecastro.br - robtex.com