`mail.jotech.com.br`

DNSSEC	⚠️ Not signed
A	45.239.40.173^{🇧🇷 PRODB45.239.40.0/23 CLARO S.A. Customer}
		PTR	`cpsitesjundiai.cloud.prodb.com.br`

`jotech.com.br`

	DNSSEC	⚠️ Not signed
	A	45.239.40.41^{🇧🇷 PRODB45.239.40.0/23 CLARO S.A. Customer}
	NS	`ns1.jotech.com.br` ⭐ ⚠️ Not in parent delegation
	NS	`ns1.sitesjundiai.com.br` ⚠️ Not in zone NS records
	NS	`ns2.jotech.com.br` ⚠️ Not in parent delegation
	NS	`ns2.sitesjundiai.com.br` ⚠️ Not in zone NS records
	MX	`mail.jotech.com.br` ⭐
	TXT	`v=spf1 +a +mx +a:sitesjundiai.cloud.prodb.com.br +ip4:45.239.40.173 +ip4:45.2...`
	SOA	`ns1.jotech.com.br`ricardoboquino@gmail.com 2023-12-16 #1

MX for

jotech.com.br

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DNS History

1 record (1 active, 0 former)

●A45.239.40.1732026-03-18 → 2026-08-10 · 4 obs

● 2026-03-18 13:42:46
○ 2026-07-10 19:27:54
● 2026-08-10 02:23:52
● 2026-08-10 13:07:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
jotech.com.br	ns2.sitesjundiai.com.br, ns1.sitesjundiai.com.br	1 record

✅ Authoritative Response

Server:45.239.40.41

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 4030ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.239.40.173`

📌 Glue Records Collected

Total: 1

Out-of-bailiwick: 1 (ns1.sitesjundiai.com.br)

Analysis

Mail Server Role

Mail for jotech.com.br is routed through the mail server mail.jotech.com.br.

IP Addresses

mail.jotech.com.br has exactly one IP address — 45.239.40.173.

mail.adaltecno.com.br, mail.sitesjundiai.com.br, mail.artsolda.com.br plus two other host names have IP numbers in common with mail.jotech.com.br.

mail.jotech.com.br - robtex.com