🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`mailmx03.coderp.com.br`

	DNSSEC	⚠️ Not signed
	A	177.91.62.20^{🇧🇷 AS263293177.91.60.0/22}

`coderp.com.br`

	DNSSEC	⚠️ Not signed
	A	177.91.60.11^{🇧🇷 AS263293177.91.60.0/22}
	NS	`sampa.coderp.com.br` ⭐
	NS	`mail2.coderp.com.br`
	NS	`ns3.coderp.com.br`
	NS	`ns4.coderp.com.br`
	TXT	`_wy72qd6t5dxu68qkn7ni4chcn4u38ft`
	SOA	`sampa.coderp.com.br`suportenivel3@coderp.ribeiraopreto.sp.gov.br 2026-08-26 #2

WOT: SAFE (61/100)

Previously MX for

sam.pmrp.com.br

sassom.pmrp.com.br

meioambiente.pmrp.com.br

semas.pmrp.com.br

ptr.pmrp.com.br

coderp.com.br

coderp.pmrp.com.br

Previous names

Next names

DNS History

1 record (1 active, 0 former)

●A177.91.62.202021-09-21 → 2026-10-18 · 2 obs

● 2021-09-21 15:04:14
● 2026-10-18 03:27:50

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
coderp.com.br	sampa.coderp.com.br, mail2.coderp.com.br, ns3.coderp.com.br, ns4.coderp.com.br	6 records

✅ Authoritative Response

Server:177.91.61.53

NS records: sampa.coderp.com.br, mail2.coderp.com.br, ns3.coderp.com.br, ns4.coderp.com.br

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)

⏱️ Timing

Total: 524ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`177.91.62.20`

📌 Glue Records Collected

Total: 6

In-bailiwick: 6 (sampa.coderp.com.br, mail2.coderp.com.br, ns3.coderp.com.br...)

Analysis

IP Addresses

mailmx03.coderp.com.br points to a single IP number: 177.91.62.20.

Other host names share IP numbers with mailmx03.coderp.com.br; mailmx03.pmrp.com.br is one such example.

mailmx03.coderp.com.br - robtex.com