`vu.adv.br`

DNSSEC	⚠️ Not signed
A	2606:4700:3033::6815:2811^{🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3036::ac43:ae81^{🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.40.17^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.174.129^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`colin.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c4b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colin.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c34b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`colin.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:234b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`colin.ns.cloudflare.com`
		A	108.162.195.75^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colin.ns.cloudflare.com`
		A	162.159.44.75^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colin.ns.cloudflare.com`
		A	172.64.35.75^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`colin.ns.cloudflare.com`
NS	`leah.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a81^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leah.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c081^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`leah.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2081^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`leah.ns.cloudflare.com`
		A	108.162.192.129^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leah.ns.cloudflare.com`
		A	172.64.32.129^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leah.ns.cloudflare.com`
		A	173.245.58.129^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`leah.ns.cloudflare.com`
MX	`route3.mx.cloudflare.net` ⭐
		A	2606:4700:f5::11^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::12^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	2606:4700:f5::13^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.23^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.24^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
		A	162.159.205.25^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route3.mx.cloudflare.net`
MX	`route1.mx.cloudflare.net`⁽³³⁾
		A	2606:4700:f5::b^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::c^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	2606:4700:f5::d^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.11^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.12^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
		A	162.159.205.13^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route1.mx.cloudflare.net`
MX	`route2.mx.cloudflare.net`⁽⁴⁷⁾
		A	2606:4700:f5::e^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::f^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	2606:4700:f5::10^{🇺🇸 Cloudflare2606:4700:f5::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.17^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.18^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
		A	162.159.205.19^{Cloudflare162.159.205.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`route2.mx.cloudflare.net`
TXT	`v=spf1 include:_spf.mx.cloudflare.net ~all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.40.17, 172.67.174.129
		IPv6 hints	2606:4700:3033::6815:2811, 2606:4700:3036::ac43:ae81
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=17, name=cloudflare-ech.com
SOA	`colin.ns.cloudflare.com`dns@cloudflare.com serial=2406972771

adv.br is a Brazilian second-level domain reserved specifically for lawyers and law firms ("advogados") registered under the.brcountry-code TLD. It is administered under the rules of Registro.br, the organization that manages Brazilian domain registrations, in coordination with the Brazilian Bar Association (OAB - Ordem dos Advogados do Brasil).

Key facts

Owner / operator: Registro.br (NIC.br) — registry administrator; eligibility tied to OAB (Ordem dos Advogados do Brasil)
TLD:.br— Brazil (this is a restricted second-level domain, not a TLD itself)
Primary purpose: Domain registrations restricted to licensed lawyers and law firms operating in Brazil
Status: active

Related domains

.br— the Brazilian ccTLD under whichadv.broperates
Other restricted Brazilian second-level domains follow a similar professional/category model (e.g.med.brfor physicians,odo.brfor dentists)

Subdomains

www.vu.adv.br

Same first word

vu.la

vu.ms

vu.no

vu.live

vu.net

vu.lv

vu.com

vu.tv

vu.org

vu.city

vu.ai

vu.me

vu.ws

vu.ca

vu.ls

vu.com.my

vu.ac.ug

vu.dk

vu.house

vu.cc

vu.studio

vu.hn

vu

vu.is

vu.com.br

vu.spb.ru

vu.be

vu.vg

vu.edu

vu.nl

vu.je

vu.media

vu.pl

vu.vu

vu.edu.au

vu.co

vu.si

vu.kz

vu.co.kr

vu.com.au

vu.nu

vu.fox

vu.name.vn

vu.vc

vu.cl

vu.ph

vu.cm

vu.amsterdam

vu.adv.br

vu.al

vu.co.za

vu.ro

vu.my

vu.uz

vu.edu.pk

vu.co.nz

vu.fr

vu.de

vu.com.es

vu.ac.th

vu.cz

vu.com.ua

vu.lt

Similar names

uv.be

uv.hu

uv.edu.ph

uv.lt

uv.cards

uv.fi

uv.nl

uv.ru

uv.to

uv.com

uv.su

uv.bf

uv.no

uv.uy

uv.cc

uv.ca

uv.net

uv.vg

uv.world

uv.com.br

uv.city

uv.biz

uv.fyi

uv.com.tw

uv.com.vn

uv.co.at

uv.ee

uv.co.za

uv.cl

uv.ac.za

uv.vc

uv.rs

uv.hk

uv.ro

uv.network

uv.gov.mn

uv.kz

uv.dk

uv.mx

uv.co.il

uv.edu.mx

uv.co

uv.com.ua

uv.fr

uv.edu.eg

uv.club

uv.energy

uv.gs

uv.de

uv.cz

uv.es

uv.org

uv.eu

DNS History

9 records (9 active, 0 former)

●NScolin.ns.cloudflare.com2026-07-13 → 2026-07-16 · 2 obs

● 2026-07-13 21:22:54
● 2026-07-16 05:04:16

●NSleah.ns.cloudflare.com2026-07-13 → 2026-07-16 · 2 obs

● 2026-07-13 21:22:54
● 2026-07-16 05:04:16

●MXroute1.mx.cloudflare.net2026-07-13 → 2026-07-16 · 2 obs

● 2026-07-13 21:22:54
● 2026-07-16 05:04:16

●MXroute2.mx.cloudflare.net2026-07-13 → 2026-07-16 · 2 obs

● 2026-07-13 21:22:54
● 2026-07-16 05:04:16

●MXroute3.mx.cloudflare.net2026-07-13 → 2026-07-16 · 2 obs

● 2026-07-13 21:22:54
● 2026-07-16 05:04:16

●A104.21.40.172026-07-13 → 2026-07-16 · 2 obs

● 2026-07-13 21:22:54
● 2026-07-16 05:04:16

●A172.67.174.1292026-07-13 → 2026-07-16 · 2 obs

● 2026-07-13 21:22:54
● 2026-07-16 05:04:16

●A2606:4700:3033::6815:28112026-07-13 → 2026-07-16 · 2 obs

● 2026-07-13 21:22:54
● 2026-07-16 05:04:16

●A2606:4700:3036::ac43:ae812026-07-13 → 2026-07-16 · 2 obs

● 2026-07-13 21:22:54
● 2026-07-16 05:04:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	f.dns.br, d.dns.br, b.dns.br, e.dns.br...	-
vu.adv.br	colin.ns.cloudflare.com, leah.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.195.75

NS records: colin.ns.cloudflare.com, leah.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for vu.adv.br (unsigned zone)

⏱️ Timing

Total: 586ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.174.129, 104.21.40.17`
AAAA	2	`2606:4700:3036::ac43:ae81, 2606:4700:3033::6815:2811`
NS	2	`colin.ns.cloudflare.com, leah.ns.cloudflare.com`
MX	3	`route3.mx.cloudflare.net (pri: 15), route1.mx.cloudflare.net (pri: 33)...`
TXT	1	`v=spf1 include:_spf.mx.cloudflare.net ~a`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`colin.ns.cloudflare.com dns.cloudflare.c`

Analysis

Hierarchy

vu.adv.br serves as the parent of www.vu.adv.br.

IP Addresses

vu.adv.br resolves to four IP addresses: 104.21.40.17, 172.67.174.129, 2606:4700:3033::6815:2811 and 2606:4700:3036::ac43:ae81.

el.industrychains.com, trex(0x706f726e).net, meee.de plus two other host names have IP numbers in common with vu.adv.br.

Name Servers

vu.adv.br is delegated to two name servers: colin.ns.cloudflare.com and leah.ns.cloudflare.com.

The name server configuration of vu.adv.br is shared with other domains, for instance eldia.co, gironi.com.br, conroys.net.au and two others.

vu.adv.br has at least partial name server overlap with other domains, such as twilightsad.com, hireables.com, engineeringmanagementinstitute.org and two others.

These name servers tend to appear together with the name servers laylah.ns.cloudflare.com, amanda.ns.cloudflare.com and jewel.ns.cloudflare.com.

Hosts with 6 IP addresses each:

colin.ns.cloudflare.com resolves to 108.162.195.75, 162.159.44.75, 172.64.35.75 and 3 other IP addresses.

leah.ns.cloudflare.com resolves to 108.162.192.129, 172.64.32.129, 173.245.58.129 and 3 other IP addresses.

Mail Servers

vu.adv.br has three mail servers: route1.mx.cloudflare.net, route2.mx.cloudflare.net and route3.mx.cloudflare.net.

At least some of the mail servers used by vu.adv.br are shared with other domains: rivertin.com, thehumanserver.org, albarengue.com and two others among them.

Hosts with 6 IP addresses each:

route1.mx.cloudflare.net resolves to 162.159.205.11, 162.159.205.12, 162.159.205.13 and 3 other IP addresses.

route2.mx.cloudflare.net resolves to 162.159.205.17, 162.159.205.18, 162.159.205.19 and 3 other IP addresses.

route3.mx.cloudflare.net resolves to 162.159.205.23, 162.159.205.24, 162.159.205.25 and 3 other IP addresses.

vu.adv.br - robtex.com

`vu.adv.br`

`adv.br`

adv.br

Key facts

Related domains

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

	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=2026197114