`formacerta.com.br`

DNSSEC	⚠️ Not signed
A	189.126.202.254^{🇧🇷 AS28226189.126.202.0/24}
		PTR	`189-126-202-254.static.algartelecom.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	`formacerta-com-br.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:c94a::^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-cp5p284cu01800.inbound.protection.outlook.com`
		A	2a01:111:f403:c94a::1^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-cp4p284cu00401.inbound.protection.outlook.com`
		A	2a01:111:f403:c94a::2^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-cp3p284cu00702.inbound.protection.outlook.com`
		A	2a01:111:f403:c94c::^{🇬🇧 Microsoft2a01:111:f000::/36}
			PTR	`mail-roap284cu02600.inbound.protection.outlook.com`
		A	52.101.198.0^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cp5p284cu01800.inbound.protection.outlook.com`
		A	52.101.198.1^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cp4p284cu00401.inbound.protection.outlook.com`
		A	52.101.198.38^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-cp3p284cu00706.inbound.protection.outlook.com`
		A	52.101.200.0^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-roap284cu02600.inbound.protection.outlook.com`
TXT	`anthropic-domain-verification-ps5p7r=GjhLUUAcI1eOhiW2djny4PKUI`
TXT	`google-site-verification=B7tga4vRVPQ9O-puIAn2YdJQ5GfFR9Ldy92ZWP_Y_uw`
TXT	`v=spf1 include:_spf.locaweb.com.br include:spf.protection.outlook.com -all`
TXT	`MS=ms22165651`
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=2026086142

rank #563805 globally
rank #4158 in the tld
WOT: SAFE (69/100)

Subdomains

pop.formacerta.com.br

smtp.formacerta.com.br

mail.formacerta.com.br

Same first word

formacerta.pt

formacerta.com.br

Similar names

marcaforte.cfd

amerocraft.com

amorecraft.com

creaformat.fr

farmacerto.com.br

DNS History

17 records (5 active, 12 former)

●NSns1.locaweb.com.br2020-02-15 → 2026-03-27 · 3 obs

○ 2017-03-31 09:43:52
● 2020-02-15 06:18:38
● 2026-03-27 06:23:26

○NSns10.dnsmadeeasy.com2015-07-05 → 2017-03-31 · 4 obs

● 2015-07-05 18:53:34
● 2017-03-31 09:43:52
○ 2020-02-15 06:18:38
○ 2026-03-27 06:23:26

○NSns11.dnsmadeeasy.com2015-07-05 → 2017-03-31 · 4 obs

● 2015-07-05 18:53:34
● 2017-03-31 09:43:52
○ 2020-02-15 06:18:38
○ 2026-03-27 06:23:26

○NSns12.dnsmadeeasy.com2015-07-05 → 2017-03-31 · 4 obs

● 2015-07-05 18:53:34
● 2017-03-31 09:43:52
○ 2020-02-15 06:18:38
○ 2026-03-27 06:23:26

○NSns13.dnsmadeeasy.com2015-07-05 → 2017-03-31 · 4 obs

● 2015-07-05 18:53:34
● 2017-03-31 09:43:52
○ 2020-02-15 06:18:38
○ 2026-03-27 06:23:26

○NSns14.dnsmadeeasy.com2015-07-05 → 2017-03-31 · 4 obs

● 2015-07-05 18:53:34
● 2017-03-31 09:43:52
○ 2020-02-15 06:18:38
○ 2026-03-27 06:23:26

○NSns15.dnsmadeeasy.com2015-07-05 → 2017-03-31 · 4 obs

● 2015-07-05 18:53:34
● 2017-03-31 09:43:52
○ 2020-02-15 06:18:38
○ 2026-03-27 06:23:26

●NSns2.locaweb.com.br2020-02-15 → 2026-03-27 · 3 obs

○ 2017-03-31 09:43:52
● 2020-02-15 06:18:38
● 2026-03-27 06:23:26

●NSns3.locaweb.com.br2020-02-15 → 2026-03-27 · 3 obs

○ 2017-03-31 09:43:52
● 2020-02-15 06:18:38
● 2026-03-27 06:23:26

●MXformacerta-com-br.mail.protection.outlook.com2026-03-27 → 2026-03-27 · 2 obs

○ 2020-02-15 06:18:38
● 2026-03-27 06:23:26

○MXmx.a.locaweb.com.br2015-07-05 → 2020-02-15 · 3 obs

● 2015-07-05 18:53:34
● 2020-02-15 06:18:38
○ 2026-03-27 06:23:26

○MXmx.b.locaweb.com.br2015-07-05 → 2020-02-15 · 3 obs

● 2015-07-05 18:53:34
● 2020-02-15 06:18:38
○ 2026-03-27 06:23:26

○MXmx.core.locaweb.com.br2015-07-05 → 2020-02-15 · 3 obs

● 2015-07-05 18:53:34
● 2020-02-15 06:18:38
○ 2026-03-27 06:23:26

○MXmx.jk.locaweb.com.br2015-07-05 → 2020-02-15 · 3 obs

● 2015-07-05 18:53:34
● 2020-02-15 06:18:38
○ 2026-03-27 06:23:26

○A177.103.243.1842017-03-31 → 2017-03-31 · 4 obs

○ 2016-08-12 06:04:58
● 2017-03-31 09:43:52
○ 2020-02-15 06:18:38
○ 2026-03-27 06:23:26

●A189.126.202.2542020-02-15 → 2026-03-27 · 3 obs

○ 2017-03-31 09:43:52
● 2020-02-15 06:18:38
● 2026-03-27 06:23:26

○A200.148.91.2522015-07-05 → 2016-08-12 · 4 obs

● 2015-07-05 18:53:34
● 2016-08-12 06:04:58
○ 2017-03-31 09:43:52
○ 2026-03-27 06:23:26

🔍 DNS Trace

📋 Delegation Chain

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

✅ Authoritative Response

Server:186.202.8.254

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 690ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`189.126.202.254`
NS	3	`ns1.locaweb.com.br, ns2.locaweb.com.br...`
MX	1	`formacerta-com-br.mail.protection.outloo`
TXT	4	`google-site-verification=B7tga4vRVPQ9O-p, v=spf1 include:_spf.locaweb.com.br inclu...`
SOA	1	`ns1.locaweb.com.br hostmaster.locaweb.co`

📌 Glue Records Collected

Total: 6

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

Analysis

Hierarchy

formacerta.com.br is parent of pop.formacerta.com.br, smtp.formacerta.com.br and mail.formacerta.com.br.

IP Addresses

formacerta.com.br points to IP number 189.126.202.254.

Name Servers

The delegation for formacerta.com.br is handled by three name servers: ns1.locaweb.com.br, ns2.locaweb.com.br and ns3.locaweb.com.br.

formacerta.com.br shares name servers with other domains at least partially, for example supergentil.com.br, sisfor.com.br, boldrini.org.br, tecmaster.com and acesscorp.com.br.

Host names with two IPs:

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

formacerta.com.br is handled by a single mail server, formacerta-com-br.mail.protection.outlook.com.

Host name formacerta-com-br.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:c94a::, 2a01:111:f403:c94a::1, 2a01:111:f403:c94a::2, 2a01:111:f403:c94c::, 52.101.198.0, 52.101.198.1, 52.101.198.38 and 52.101.200.0.

formacerta.com.br - robtex.com