`leanoffice.com.br`

DNSSEC	🔒 Signed (DS record present)
A	13.107.246.10^{🇺🇸 Microsoft13.104.0.0/14 MICROSOFT}
NS	`a.sec.dns.br` ⭐
		A	2001:12ff::11^{🇧🇷 REGISTROBRNET2001:12ff::/32 Registro.BR Network}
			PTR	`a.sec.dns.br`
		A	200.160.0.11^{🇧🇷 REGISTROBRNET200.160.0.0/20 Registro.BR Network}
			PTR	`a.sec.dns.br`
NS	`b.sec.dns.br`
		A	2001:12f8:b:1::11^{🇧🇷 C-DNS-BR2001:12f8:b::/48 Registro.BR Network (C.DNS.BR)}
			PTR	`b.sec.dns.br`
		A	200.192.232.11^{🇧🇷 C-DNS-BR200.192.232.0/24 Registro.BR Network (C.DNS.BR)}
			PTR	`b.sec.dns.br`
MX	`mx2.zoho.com` ⭐
		A	136.143.183.44^{🇺🇸 ZohoAS136.143.182.0/23 Zoho}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
MX	`mx.zoho.com`⁽²⁰⁾
		A	136.143.183.44^{🇺🇸 ZohoAS136.143.182.0/23 Zoho}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
		A	204.141.43.44^{🇺🇸 ZohoAS204.141.42.0/23 Zoho Corporation}
			PTR	`mx2.zoho.com`
			PTR	`mx3.zoho.com`
			PTR	`mx6.zoho.com`
			PTR	`mx7.zoho.com`
			PTR	`mx8.zoho.com`
			PTR	`mx.zoho.com`
			PTR	`mx2.zohomail.com`
			PTR	`mx3.zohomail.com`
			PTR	`mx.zohomail.com`
TXT	`v=spf1 include:zoho.com ~all`
SOA	`a.sec.dns.br`hostmaster@registro.br serial=2026054000

`com.br`

	DNSSEC	🔒 Signed (DS record present)
	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=2026048032

rank #527858 globally
rank #4036 in the tld
WOT: SAFE (69/100)

Same first word

leanoffice.cn

Similar names

officelean.hu

elanoffice.com

DNS History

13 records (5 active, 8 former)

●NSa.sec.dns.br2017-05-18 → 2026-03-14 · 3 obs

○ 2015-12-02 04:39:20
● 2017-05-18 18:54:08
● 2026-03-14 06:43:04

●NSb.sec.dns.br2017-05-18 → 2026-03-14 · 3 obs

○ 2015-12-02 04:39:20
● 2017-05-18 18:54:08
● 2026-03-14 06:43:04

○NSns81.domaincontrol.com2015-08-05 → 2015-12-02 · 4 obs

● 2015-08-05 15:23:46
● 2015-12-02 04:39:20
○ 2017-05-18 18:54:08
○ 2026-03-14 06:43:04

○NSns82.domaincontrol.com2015-08-05 → 2015-12-02 · 4 obs

● 2015-08-05 15:23:46
● 2015-12-02 04:39:20
○ 2017-05-18 18:54:08
○ 2026-03-14 06:43:04

○MXalt1.aspmx.l.google.com2015-08-05 → 2015-12-02 · 4 obs

● 2015-08-05 15:23:46
● 2015-12-02 04:39:20
○ 2017-05-18 18:54:08
○ 2026-03-14 06:43:04

○MXalt2.aspmx.l.google.com2015-08-05 → 2015-12-02 · 4 obs

● 2015-08-05 15:23:46
● 2015-12-02 04:39:20
○ 2017-05-18 18:54:08
○ 2026-03-14 06:43:04

○MXaspmx.l.google.com2015-08-05 → 2015-12-02 · 4 obs

● 2015-08-05 15:23:46
● 2015-12-02 04:39:20
○ 2017-05-18 18:54:08
○ 2026-03-14 06:43:04

○MXaspmx2.googlemail.com2015-08-05 → 2015-12-02 · 4 obs

● 2015-08-05 15:23:46
● 2015-12-02 04:39:20
○ 2017-05-18 18:54:08
○ 2026-03-14 06:43:04

○MXaspmx3.googlemail.com2015-08-05 → 2015-12-02 · 4 obs

● 2015-08-05 15:23:46
● 2015-12-02 04:39:20
○ 2017-05-18 18:54:08
○ 2026-03-14 06:43:04

●MXmx.zoho.com2017-05-18 → 2026-03-14 · 3 obs

○ 2015-12-02 04:39:20
● 2017-05-18 18:54:08
● 2026-03-14 06:43:04

●MXmx2.zoho.com2017-05-18 → 2026-03-14 · 3 obs

○ 2015-12-02 04:39:20
● 2017-05-18 18:54:08
● 2026-03-14 06:43:04

○A107.180.4.602015-08-05 → 2015-12-02 · 4 obs

● 2015-08-05 15:23:46
● 2015-12-02 04:39:20
○ 2017-05-18 18:54:08
○ 2026-03-14 06:43:04

●A13.107.246.102026-03-14 → 2026-03-14 · 2 obs

○ 2017-05-18 18:54:08
● 2026-03-14 06:43:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, f.dns.br, c.dns.br, d.dns.br...	-
leanoffice.com.br	a.sec.dns.br, b.sec.dns.br	-

✅ Authoritative Response

Server: 200.160.0.11

NS records: a.sec.dns.br, b.sec.dns.br

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1085ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`13.107.246.10`
NS	2	`b.sec.dns.br, a.sec.dns.br`
MX	2	`mx.zoho.com (pri: 10), mx2.zoho.com (pri: 20)`
TXT	1	`v=spf1 include:zoho.com ~all`
SOA	1	`a.sec.dns.br hostmaster.registro.br`

Analysis

IP Addresses

leanoffice.com.br resolves to one IP number: 13.107.246.10.

other host names including systcon.de, buscouniversidad.com, ews-tools.de, sanfordresearch.org and trovaformazione.it share IP numbers with leanoffice.com.br.

Name Servers

leanoffice.com.br is delegated to two name servers a.sec.dns.br and b.sec.dns.br.

leanoffice.com.br shares the same name server setup as other domains, for instance enovo.com.br, scanservice.com.br, iterall.com.br, prosocio.com.br and portaladesoes.com.br.

leanoffice.com.br at least partially shares name servers with other domains, for instance aana.com.br, conxinchina.com.br, sfox.com.br, montarim.com.br and gvnetpe.com.br.

these name servers are commonly used alongside c.sec.dns.br.

Host names with two IP numbers:

The host name a.sec.dns.br points to 2001:12ff::11 and 200.160.0.11; the host name b.sec.dns.br points to 2001:12f8:b:1::11 and 200.192.232.11.

Mail Servers

Two mail servers handle leanoffice.com.br: mx2.zoho.com and mx.zoho.com.

leanoffice.com.br shares the same mail server setup as other domains, for instance raptureup.org, shippingchimp.com, globusapps.com, atm12.ru and esaeurope.com.

leanoffice.com.br shares some mail servers with other domains, at least partially, for instance b2b2csolutions.com, mertechit.com, duck.blue, thietbikythuat.net and astutesystemstech.com.

These mail servers are often used together with mx3.zoho.com, aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host names with two IP numbers:

mx.zoho.com points to 136.143.183.44 and 204.141.43.44.

Host names with one IP number:

mx2.zoho.com points to 136.143.183.44.

Host names that point to 136.143.183.44:

mx.zoho.com and mx2.zoho.com.

leanoffice.com.br - robtex.com