www.classbuilder.com.br - robtex.com

www.classbuilder.com.br

DNSSEC⚠️ Not signed

classbuilder.com.br

DNSSEC⚠️ Not signed

PTR for

25.80.182.159.in-addr.arpa

Same first word

www.energy
www.lovesick.jp
www.carrd.co
www.ne.jp
www.krasnik.pl
www.hippy.jp
www.from-nm.com
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www.googleapis.com
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www.pythonanywhere.com
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www.abb
www.live-website.com
www.blogspot.hk
www.aetna
www.nieruchomosci.pl
www.time.no
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www.sl
www.gov.bm

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DNS History

1 record (0 active, 1 former)

20162017201820192020202120222023202420252026A159.182.80.46
○A159.182.80.462015-02-14 → 2021-11-09 · 4 obs
● 2015-02-14 05:43:14
● 2021-11-09 00:37:30
○ 2026-03-13 11:33:02
○ 2026-03-22 20:22:14

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bra.dns.br, b.dns.br, c.dns.br, d.dns.br...-

✅ Authoritative Response

Server: 200.219.154.10

NS records: a.dns.br, b.dns.br, c.dns.br, d.dns.br, e.dns.br, f.dns.br

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 341ms | Queries: -

📄 Records

TypeCountSample Data