`4bio.com.br`

DNSSEC	⚠️ Not signed
A	159.60.156.155^{🇺🇸 F5159.60.144.0/20 via EMIX}
NS	`ns1-09.azure-dns.com` ⭐
		A	2603:1061:0:700::9^{🇺🇸 Microsoft2603:1000::/25 MICROSOFT}
			PTR	`ns1-09.azure-dns.com`
		A	13.107.236.9^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
			PTR	`ns1-09.azure-dns.com`
NS	`ns2-09.azure-dns.net`
		A	2620:1ec:8ec:700::9^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns2-09.azure-dns.net`
		A	150.171.21.9^{🇺🇸 Microsoft150.171.0.0/16 MICROSOFT}
			PTR	`ns2-09.azure-dns.net`
NS	`ns3-09.azure-dns.org`
		A	2a01:111:4000:700::9^{🇬🇧 Microsoft2a01:111:4000::/36}
			PTR	`ns3-09.azure-dns.org`
		A	204.14.183.9^{🇺🇸 Microsoft204.14.180.0/22}
			PTR	`ns3-09.azure-dns.org`
NS	`ns4-09.azure-dns.info`
		A	2620:1ec:bda:700::9^{🇺🇸 Microsoft2620:1ec::/36 MICROSOFT}
			PTR	`ns4-09.azure-dns.info`
		A	208.84.5.9^{🇺🇸 Microsoft208.84.0.0/21 MICROSOFT}
			PTR	`ns4-09.azure-dns.info`
MX	`mail3.4bio.com.br` ⭐
		A	200.178.2.120^{🇧🇷 EMBRATEL200.178.0.0/16 CLARO S.A.}
MX	`mail1.4bio.com.br`⁽²⁰⁾
		A	201.28.170.135^{🇧🇷 Vivo_B2B_Services201.28.128.0/18}
			PTR	`201-28-170-135.customer.tdatabrasil.net.br`
MX	`mail2.4bio.com.br`⁽³⁰⁾
		A	200.225.203.200^{🇧🇷 UNSPECIFIED200.225.192.0/18 auto-generated route object for 200.225.192.0/18}
			PTR	`mail2.4bio.com.br`
TXT	`v=spf1 include:spf.protection.outlook.com include:_spf.rdstation.com.br inclu...`
TXT	`globalsign-domain-verification=F-Xh3rqHiRd5GRu2c5SSXyFDS2bolWWHk3BYtdXrS4`
TXT	`globalsign-domain-verification=YUNORtLeyQ9whcnJT-5IpTw857vynkhzmee_KOLfPy`
TXT	`globalsign-domain-verification=pEwRO2_Ge96dcsxVsrqwSCuFKlC-ow9pOMJ4y1rhfr`
TXT	`kgkt8s5o0rumr59fn8c1jqecm8`
TXT	`globalsign-domain-verification=u08JMgR3s0tEfNWmZk5yCloPpwVctxmmnL0bA04soW`
TXT	`globalsign-domain-verification=lIN5hXDZBnpNg06A6dhWORbgDyOQwh_BukKEHw5p0t`
TXT	`globalsign-domain-verification=oQwrp0wxdrAEvQ4xn0sqK23g_CQCZjP2BdS1giN_69`
TXT	`1863jhhj0r4e62k0r5v588291p`
TXT	`tp797mu5idenknrq0e791j5qtj`
TXT	`pll5g1v3t3clns26tttk8t37in`
SOA	`ns1-09.azure-dns.com`azuredns-hostmaster@microsoft.com 2020-09-26 #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=2026114240

rank #563951 globally
rank #4136 in the tld
WOT: SAFE (69/100)

Subdomains

mail1.4bio.com.br

mail3.4bio.com.br

mail2.4bio.com.br

Same first word

4bio.no

4bio.com.br

4bio.net

4bio.ro

4bio.com

4bio.de

Similar names

bio4.ru

o4bi.com

4boi.com

io4b.com

bio4.com.br

obi4.nl

ib4o.de

bio4.mx

bio4.me

4ibo.pro

4ibo.com

bio4.co.uk

obi4.com

bio4.us

DNS History

20 records (8 active, 12 former)

●NSns1-09.azure-dns.com2026-03-04 → 2026-04-24 · 3 obs

○ 2017-02-17 23:19:28
● 2026-03-04 00:45:42
● 2026-04-24 10:26:26

○NSns1.locaweb.com.br2009-01-10 → 2017-02-17 · 4 obs

● 2009-01-10 22:35:36
● 2017-02-17 23:19:28
○ 2026-03-04 00:45:42
○ 2026-04-24 10:26:26

●NSns2-09.azure-dns.net2026-03-04 → 2026-04-24 · 3 obs

○ 2017-02-17 23:19:28
● 2026-03-04 00:45:42
● 2026-04-24 10:26:26

○NSns2.locaweb.com.br2009-01-10 → 2017-02-17 · 4 obs

● 2009-01-10 22:35:36
● 2017-02-17 23:19:28
○ 2026-03-04 00:45:42
○ 2026-04-24 10:26:26

●NSns3-09.azure-dns.org2026-03-04 → 2026-04-24 · 3 obs

○ 2017-02-17 23:19:28
● 2026-03-04 00:45:42
● 2026-04-24 10:26:26

○NSns3.locaweb.com.br2009-01-10 → 2017-02-17 · 4 obs

● 2009-01-10 22:35:36
● 2017-02-17 23:19:28
○ 2026-03-04 00:45:42
○ 2026-04-24 10:26:26

●NSns4-09.azure-dns.info2026-03-04 → 2026-04-24 · 3 obs

○ 2017-02-17 23:19:28
● 2026-03-04 00:45:42
● 2026-04-24 10:26:26

○MX4bio-com-br.mail.protection.outlook.com2017-02-17 → 2017-02-17 · 4 obs

○ 2016-04-10 11:14:56
● 2017-02-17 23:19:28
○ 2026-03-04 00:45:42
○ 2026-04-24 10:26:26

●MXmail1.4bio.com.br2026-03-04 → 2026-04-24 · 3 obs

○ 2017-02-17 23:19:28
● 2026-03-04 00:45:42
● 2026-04-24 10:26:26

●MXmail2.4bio.com.br2026-03-04 → 2026-04-24 · 3 obs

○ 2017-02-17 23:19:28
● 2026-03-04 00:45:42
● 2026-04-24 10:26:26

●MXmail3.4bio.com.br2026-03-04 → 2026-04-24 · 3 obs

○ 2017-02-17 23:19:28
● 2026-03-04 00:45:42
● 2026-04-24 10:26:26

○MXmx.a.locaweb.com.br2015-05-22 → 2016-04-10 · 5 obs

○ 2009-01-10 22:35:36
● 2015-05-22 08:13:56
● 2016-04-10 11:14:56
○ 2017-02-17 23:19:28
○ 2026-04-24 10:26:26

○MXmx.b.locaweb.com.br2015-05-22 → 2016-04-10 · 5 obs

○ 2009-01-10 22:35:36
● 2015-05-22 08:13:56
● 2016-04-10 11:14:56
○ 2017-02-17 23:19:28
○ 2026-04-24 10:26:26

○MXmx.core.locaweb.com.br2015-05-22 → 2016-04-10 · 5 obs

○ 2009-01-10 22:35:36
● 2015-05-22 08:13:56
● 2016-04-10 11:14:56
○ 2017-02-17 23:19:28
○ 2026-04-24 10:26:26

○MXmx.jk.locaweb.com.br2015-05-22 → 2016-04-10 · 5 obs

○ 2009-01-10 22:35:36
● 2015-05-22 08:13:56
● 2016-04-10 11:14:56
○ 2017-02-17 23:19:28
○ 2026-04-24 10:26:26

○MXmx01.mx-server.net2009-01-10 → 2009-01-10 · 3 obs

● 2009-01-10 22:35:36
○ 2015-05-22 08:13:56
○ 2026-04-24 10:26:26

○MXmx02.mx-server.net2009-01-10 → 2009-01-10 · 3 obs

● 2009-01-10 22:35:36
○ 2015-05-22 08:13:56
○ 2026-04-24 10:26:26

●A159.60.156.1552026-03-04 → 2026-04-24 · 3 obs

○ 2017-02-17 23:19:28
● 2026-03-04 00:45:42
● 2026-04-24 10:26:26

○A187.45.193.2192015-05-22 → 2017-02-17 · 5 obs

○ 2009-01-10 22:35:36
● 2015-05-22 08:13:56
● 2017-02-17 23:19:28
○ 2026-03-04 00:45:42
○ 2026-04-24 10:26:26

○A200.234.200.492009-01-10 → 2009-01-10 · 3 obs

● 2009-01-10 22:35:36
○ 2015-05-22 08:13:56
○ 2026-04-24 10:26:26

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, b.dns.br, c.dns.br, d.dns.br...	-
4bio.com.br	ns3-09.azure-dns.org, ns1-09.azure-dns.com, ns2-09.azure-dns.net, ns4-09.azure-dns.info	-

✅ Authoritative Response

Server:204.14.183.9

NS records: ns3-09.azure-dns.org, ns1-09.azure-dns.com, ns2-09.azure-dns.net, ns4-09.azure-dns.info

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 4bio.com.br (unsigned zone)

⏱️ Timing

Total: 871ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`159.60.156.155`
NS	4	`ns1-09.azure-dns.com, ns2-09.azure-dns.net...`
MX	3	`mail3.4bio.com.br (pri: 10), mail2.4bio.com.br (pri: 30)...`
TXT	11	`v=spf1 include:spf.protection.outlook.co, globalsign-domain-verification=F-Xh3rqHi...`
SOA	1	`ns1-09.azure-dns.com azuredns-hostmaster`

Analysis

Hierarchy

4bio.com.br has children mail1.4bio.com.br, mail3.4bio.com.br and mail2.4bio.com.br.

IP Addresses

4bio.com.br resolves to a single IP: 159.60.156.155.

Other host names share IP numbers with 4bio.com.br; for instance loja4bio.com.br.

Name Servers

4bio.com.br is delegated to four name servers: ns1-09.azure-dns.com, ns4-09.azure-dns.info, ns2-09.azure-dns.net and ns3-09.azure-dns.org.

4bio.com.br shares some name servers with other domains, for example microsoftupdates.info, hcpl.net, anandi.cl, alko-vt.at and boilerfl.com.

Host names with two IP numbers

Two IPs per host:

ns1-09.azure-dns.com points to 2603:1061:0:700::9 and 13.107.236.9

ns4-09.azure-dns.info points to 2620:1ec:bda:700::9 and 208.84.5.9

ns2-09.azure-dns.net points to 2620:1ec:8ec:700::9 and 150.171.21.9

ns3-09.azure-dns.org points to 2a01:111:4000:700::9 and 204.14.183.9

Mail Servers

4bio.com.br is handled by three mail servers: mail1.4bio.com.br, mail2.4bio.com.br and mail3.4bio.com.br.

Host names with a single IP: mail1.4bio.com.br points to 201.28.170.135; mail2.4bio.com.br points to 200.225.203.200; mail3.4bio.com.br points to 200.178.2.120.

4bio.com.br - robtex.com

4bio.com.br

com.br

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`4bio.com.br`

`com.br`