🛡️Domain Reputation CheckBlocklist, phishing & malware status→

`dns1.fiberup.com.br`

DNSSEC	⚠️ Not signed
A	45.164.35.2^{🇧🇷 UNSPECIFIED45.164.35.0/24}
		PTR	`ip-45-164-35-2.customers.fiberup.com.br`

`fiberup.com.br`

	DNSSEC	⚠️ Not signed
	A	186.202.153.93^{🇧🇷 Locaweb186.202.152.0/22 Servicos de Internet SA}
	NS	`ns51.cloudns.net` ⭐
	NS	`ns52.cloudns.net`
	NS	`ns53.cloudns.net` ⚠️ Not in parent delegation
	NS	`ns54.cloudns.net` ⚠️ Not in parent delegation
	NS	`pns51.cloudns.net` ⚠️ Not in parent delegation
	NS	`pns52.cloudns.net` ⚠️ Not in parent delegation
	NS	`pns53.cloudns.net`
	NS	`pns54.cloudns.net`
	MX	`mx.core.locaweb.com.br` ⭐
	MX	`mx.a.locaweb.com.br`⁽²⁰⁾
	MX	`mx.b.locaweb.com.br`⁽²⁰⁾
	MX	`mx.jk.locaweb.com.br`⁽²⁰⁾
	TXT	`_globalsign-domain-verification=l3hcLkvut2ozMjqIX41jm94LRYa-Hyr87zGIEj8r5X`
	TXT	`v=spf1 include:_spf.locaweb.com.br ?all`
	TXT	`v=DMARC1; p=none;`
	SOA	`ns51.cloudns.net`support@cloudns.net 2026-06-19 #1

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DNS History

1 record (1 active, 0 former)

●A45.164.35.22021-08-10 → 2026-10-17 · 2 obs

● 2021-08-10 21:19:08
● 2026-10-17 16:18:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
fiberup.com.br	pns53.cloudns.net, ns51.cloudns.net, ns52.cloudns.net, pns54.cloudns.net	-

✅ Authoritative Response

Server:185.136.98.192

NS records: pns53.cloudns.net, ns51.cloudns.net, ns52.cloudns.net, pns54.cloudns.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 1314ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.164.35.2`

Analysis

IP Addresses

dns1.fiberup.com.br directs to one IP number, which is 45.164.35.2.

dns1.fiberup.com.br - robtex.com