`professorvirtual.com.br`

DNSSEC	⚠️ Not signed
A	191.252.51.182^{🇧🇷 Locaweb191.252.48.0/22 Servicos de Internet SA}
		PTR	`hm9328.locaweb.com.br`
NS	`ns1.locaweb.com.br` ⭐
		A	2804:218:7000:0:186:202:8:254^{🇧🇷 Locaweb2804:218:7000::/48}
		A	186.202.8.254^{🇧🇷 Locaweb186.202.8.0/24 Servicos de Internet SA}
NS	`ns2.locaweb.com.br`
		A	2804:218:7001:0:187:45:248:254^{🇧🇷 Locaweb2804:218:7001::/48}
		A	187.45.248.254^{🇧🇷 Locaweb187.45.248.0/24 Servicos de Internet SA}
NS	`ns3.locaweb.com.br`
		A	2804:218:7002:0:189:126:101:254^{🇧🇷 Locaweb2804:218:7002::/48}
		A	189.126.101.254^{🇧🇷 Locaweb189.126.101.0/24 Servicos de Internet SA}
MX	`mx.a.locaweb.com.br` ⭐
		A	186.202.4.42^{🇧🇷 Locaweb186.202.0.0/19 Servicos de Internet SA}
			PTR	`mx.a.locaweb.com.br`
MX	`mx.b.locaweb.com.br` ⭐
		A	177.153.23.242^{🇧🇷 Locaweb177.153.0.0/19 Servicos de Internet SA}
			PTR	`mx.b.locaweb.com.br`
MX	`mx.jk.locaweb.com.br`⁽²⁰⁾
		A	200.234.204.130^{🇧🇷 Locaweb200.234.192.0/20 Servicos de Internet SA}
			PTR	`mx.jk.locaweb.com.br`
TXT	`v=spf1 include:_spf.locaweb.com.br ?all`
SOA	`ns1.locaweb.com.br`hostmaster@locaweb.com.br 2022-03-10 #1

`com.br`

	DNSSEC	⚠️ Not signed
	NS	`a.dns.br` ⭐ ⚠️ Not in parent delegation
	NS	`b.dns.br` ⚠️ Not in parent delegation
	NS	`c.dns.br` ⚠️ Not in parent delegation
	NS	`d.dns.br` ⚠️ Not in parent delegation
	NS	`e.dns.br` ⚠️ Not in parent delegation
	NS	`f.dns.br` ⚠️ Not in parent delegation
	SOA	`a.dns.br`hostmaster@registro.br serial=2026087068

rank #550596 globally
rank #4104 in the tld
WOT: SAFE (69/100)

Same first word

professorvirtual.com.br

DNS History

10 records (7 active, 3 former)

●NSns1.locaweb.com.br2015-06-17 → 2026-03-28 · 2 obs

● 2015-06-17 10:52:12
● 2026-03-28 02:57:24

●NSns2.locaweb.com.br2015-06-17 → 2026-03-28 · 2 obs

● 2015-06-17 10:52:12
● 2026-03-28 02:57:24

●NSns3.locaweb.com.br2015-06-17 → 2026-03-28 · 2 obs

● 2015-06-17 10:52:12
● 2026-03-28 02:57:24

●MXmx.a.locaweb.com.br2015-06-17 → 2026-03-28 · 2 obs

● 2015-06-17 10:52:12
● 2026-03-28 02:57:24

●MXmx.b.locaweb.com.br2015-06-17 → 2026-03-28 · 2 obs

● 2015-06-17 10:52:12
● 2026-03-28 02:57:24

○MXmx.core.locaweb.com.br2015-06-17 → 2015-10-26 · 4 obs

● 2015-06-17 10:52:12
● 2015-10-26 16:14:24
○ 2016-01-20 10:36:44
○ 2026-03-28 02:57:24

●MXmx.jk.locaweb.com.br2015-06-17 → 2026-03-28 · 2 obs

● 2015-06-17 10:52:12
● 2026-03-28 02:57:24

○A186.202.149.312015-06-17 → 2015-10-26 · 4 obs

● 2015-06-17 10:52:12
● 2015-10-26 16:14:24
○ 2016-01-20 10:36:44
○ 2026-03-28 02:57:24

●A191.252.51.1822016-11-08 → 2026-03-28 · 3 obs

○ 2016-04-13 22:52:24
● 2016-11-08 14:32:12
● 2026-03-28 02:57:24

○A191.252.51.342016-01-20 → 2016-04-13 · 5 obs

○ 2015-10-26 16:14:24
● 2016-01-20 10:36:44
● 2016-04-13 22:52:24
○ 2016-11-08 14:32:12
○ 2026-03-28 02:57:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	d.dns.br, c.dns.br, f.dns.br, a.dns.br...	-
professorvirtual.com.br	ns1.locaweb.com.br, ns2.locaweb.com.br, ns3.locaweb.com.br	6 records

✅ Authoritative Response

Server:189.126.101.254

NS records: ns1.locaweb.com.br, ns2.locaweb.com.br, ns3.locaweb.com.br

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 553ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`191.252.51.182`
NS	3	`ns3.locaweb.com.br, ns1.locaweb.com.br...`
MX	3	`mx.jk.locaweb.com.br (pri: 20), mx.b.locaweb.com.br (pri: 10)...`
TXT	1	`v=spf1 include:_spf.locaweb.com.br ?all`
SOA	1	`ns1.locaweb.com.br hostmaster.locaweb.co`

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns3.locaweb.com.br, ns2.locaweb.com.br, ns1.locaweb.com.br...)

Analysis

IP Addresses

professorvirtual.com.br points to a single IP address: 191.252.51.182.

Other host names such as salvadorproducoes.com.br, batuq.com.br, floridaexcellencedecor.com, amoreiras.org and sdaergs.com.br share IP numbers with professorvirtual.com.br.

Name Servers

professorvirtual.com.br is delegated to three name servers: ns1.locaweb.com.br, ns2.locaweb.com.br and ns3.locaweb.com.br.

At least part of the name servers for professorvirtual.com.br are shared with other domains, for instance flaviocezar.com, faceubook.com, vihu.com.br, eduardolucas.net.br and brunagomes.com.br.