`precisainformatica.com.br`

CNAME	`sibrax.com.br`
DNSSEC	⚠️ Not signed
A	54.207.81.30^{🇧🇷 Amazon54.207.0.0/17 EC2 GRU prefix}
		PTR	`ec2-54-207-81-30.sa-east-1.compute.amazonaws.com`
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	`aspmx.l.google.com` ⭐
		A	2607:f8b0:4004:c21::1b^{🇺🇸 Google2607:f8b0:4004::/48}
			PTR	`pe-in-f27.1e100.net`
		A	172.253.62.26^{🇺🇸 Google172.253.62.0/24}
			PTR	`bc-in-f26.1e100.net`
MX	`alt1.aspmx.l.google.com`⁽⁵⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`alt2.aspmx.l.google.com`⁽⁵⁾
		A	2607:f8b0:4023:3003::1a^{🇺🇸 Google2607:f8b0::/32}
			PTR	`yulnkjt-in-f26.1e100.net`
		A	172.253.145.26^{🇺🇸 Google172.253.145.0/24}
			PTR	`yulnkjt-in-f26.1e100.net`
MX	`aspmx2.googlemail.com`⁽¹⁰⁾
		A	2800:3f0:4003:c0f::1b^{🇨🇱 Google2800:3f0:4003::/48}
		A	108.177.123.26^{🇺🇸 Google108.177.123.0/24}
			PTR	`lcscld-in-f26.1e100.net`
MX	`aspmx3.googlemail.com`⁽¹⁰⁾
		A	2a00:1450:400b:c02::1a^{🇮🇪 Google2a00:1450:400b::/48}
			PTR	`dj-in-f26.1e100.net`
		A	172.253.116.26^{🇺🇸 Google172.253.116.0/24}
			PTR	`dj-in-f26.1e100.net`
TXT	`v=spf1 mx include:_spf.google.com include:amazonses.com include:52.67.182.152...`
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=2026130176

rank #541642 globally
rank #4101 in the tld
WOT: SAFE (69/100)

Same first word

precisainformatica.com.br

DNS History

16 records (4 active, 12 former)

●NSns1.locaweb.com.br2015-06-28 → 2026-05-10 · 2 obs

● 2015-06-28 21:59:08
● 2026-05-10 07:46:30

●NSns2.locaweb.com.br2015-06-28 → 2026-05-10 · 2 obs

● 2015-06-28 21:59:08
● 2026-05-10 07:46:30

●NSns3.locaweb.com.br2015-06-28 → 2026-05-10 · 2 obs

● 2015-06-28 21:59:08
● 2026-05-10 07:46:30

○MXalt1.aspmx.l.google.com2015-06-28 → 2016-03-01 · 4 obs

● 2015-06-28 21:59:08
● 2016-03-01 04:05:14
○ 2016-06-26 03:45:22
○ 2026-05-10 07:46:30

○MXalt2.aspmx.l.google.com2015-06-28 → 2016-03-01 · 4 obs

● 2015-06-28 21:59:08
● 2016-03-01 04:05:14
○ 2016-06-26 03:45:22
○ 2026-05-10 07:46:30

○MXaspmx.l.google.com2015-06-28 → 2016-03-01 · 4 obs

● 2015-06-28 21:59:08
● 2016-03-01 04:05:14
○ 2016-06-26 03:45:22
○ 2026-05-10 07:46:30

○MXaspmx2.googlemail.com2015-06-28 → 2016-03-01 · 4 obs

● 2015-06-28 21:59:08
● 2016-03-01 04:05:14
○ 2016-06-26 03:45:22
○ 2026-05-10 07:46:30

○MXaspmx3.googlemail.com2015-06-28 → 2016-03-01 · 4 obs

● 2015-06-28 21:59:08
● 2016-03-01 04:05:14
○ 2016-06-26 03:45:22
○ 2026-05-10 07:46:30

○MXaspmx4.googlemail.com2015-06-28 → 2016-03-01 · 4 obs

● 2015-06-28 21:59:08
● 2016-03-01 04:05:14
○ 2016-06-26 03:45:22
○ 2026-05-10 07:46:30

○MXaspmx5.googlemail.com2015-06-28 → 2016-03-01 · 4 obs

● 2015-06-28 21:59:08
● 2016-03-01 04:05:14
○ 2016-06-26 03:45:22
○ 2026-05-10 07:46:30

○MXmx.a.locaweb.com.br2016-06-26 → 2017-02-07 · 5 obs

○ 2016-03-01 04:05:14
● 2016-06-26 03:45:22
● 2017-02-07 03:09:26
○ 2026-03-22 11:27:16
○ 2026-05-10 07:46:30

○MXmx.b.locaweb.com.br2016-06-26 → 2017-02-07 · 5 obs

○ 2016-03-01 04:05:14
● 2016-06-26 03:45:22
● 2017-02-07 03:09:26
○ 2026-03-22 11:27:16
○ 2026-05-10 07:46:30

○MXmx.jk.locaweb.com.br2016-06-26 → 2017-02-07 · 5 obs

○ 2016-03-01 04:05:14
● 2016-06-26 03:45:22
● 2017-02-07 03:09:26
○ 2026-03-22 11:27:16
○ 2026-05-10 07:46:30

○A187.45.205.2382015-06-28 → 2016-03-01 · 4 obs

● 2015-06-28 21:59:08
● 2016-03-01 04:05:14
○ 2016-06-26 03:45:22
○ 2026-05-10 07:46:30

○A191.252.58.1812016-06-26 → 2017-02-07 · 5 obs

○ 2016-03-01 04:05:14
● 2016-06-26 03:45:22
● 2017-02-07 03:09:26
○ 2026-03-22 11:27:16
○ 2026-05-10 07:46:30

●CNAMEsibrax.com.br2026-03-22 → 2026-05-10 · 2 obs

● 2026-03-22 11:27:16
● 2026-05-10 07:46:30

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:187.45.248.254

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 933ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`sibrax.com.br`
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

precisainformatica.com.br points to an IP address: 54.207.81.30.

Other host names, for instance ec2-54-207-81-30.sa-east-1.compute.amazonaws.com and sibrax.com.br, share IP numbers with precisainformatica.com.br.

Name Servers

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

precisainformatica.com.br at least partially shares name servers with other domains, for instance rennov.srv.br, belcook.com.br, peterlongo.com.br, labre-pr.org.br and almaderma.com.

Host names with two IP numbers:

ns1.locaweb.com.br points to 2804:218:7000:0:186:202:8:254 and 186.202.8.254; ns2.locaweb.com.br points to 2804:218:7001:0:187:45:248:254 and 187.45.248.254; ns3.locaweb.com.br points to 2804:218:7002:0:189:126:101:254 and 189.126.101.254.

Mail Servers

precisainformatica.com.br is served by five mail servers: aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx.l.google.com, alt1.aspmx.l.google.com and alt2.aspmx.l.google.com.

precisainformatica.com.br shares at least partially some mail servers with other domains, for instance macrou.com, pakylubon.net, ns500731.ns500671.ns500742.ns500754.ns500671.ns500705.ns500671.ns500688.ns500688.ns500649.ns500649.ns500666.ns500142.lusty(0x736c7574)z.com, ns500698.ns500759.ns500698.ns500759.ns500698.ns500698.ns500735.ns500735.ns500735.ns500698.ns500698.ns500619.ns500576.ns500576.ns500576.trackreceptor.com and opencash.com.

Mail servers frequently appear alongside alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx4.googlemail.com and aspmx5.googlemail.com.

Host names with two IP numbers

aspmx2.googlemail.com points to: 2800:3f0:4003:c0f::1b and 108.177.123.26.

aspmx3.googlemail.com points to: 2a00:1450:400b:c02::1a and 172.253.116.26.

aspmx.l.google.com points to: 2607:f8b0:4004:c21::1b and 172.253.62.26.

alt1.aspmx.l.google.com points to: 2800:3f0:4003:c0f::1b and 108.177.123.26.

alt2.aspmx.l.google.com points to: 2607:f8b0:4023:3003::1a and 172.253.145.26.

Names pointing to 2800:3f0:4003:c0f::1b: aspmx2.googlemail.com and alt1.aspmx.l.google.com.

Names pointing to 108.177.123.26: aspmx2.googlemail.com and alt1.aspmx.l.google.com.

precisainformatica.com.br - robtex.com