CF1762553670105-tsm20251105200708

WWW.RTSAK.COM - 103.231.148.161.in-addr.arpa

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103.231.148.161.in-addr.arpa checked at 2025-11-07T22:14:30.092Z 470ms 21/21/21 100% R:12

103.231.148.161.in-addr.arpa

PTRsrfweb03.receita.fazenda.gov.br
A161.148.231.103🇧🇷 SERVICO FEDERAL DE PROCESSAMENTO DE DADOS - SERPRO
PTRsrfweb03.receita.fazenda.gov.br
PTRwww3.receita.fazenda.gov.br
PTRwww3.receita.fazenda.gov.br
A161.148.231.103🇧🇷 SERVICO FEDERAL DE PROCESSAMENTO DE DADOS - SERPRO
PTRsrfweb03.receita.fazenda.gov.br
PTRwww3.receita.fazenda.gov.br

231.148.161.in-addr.arpa

NSbsa1.serpro.gov.br
NSbsa2.serpro.gov.br
NSspo1.serpro.gov.br
NSspo2.serpro.gov.br

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Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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