`ultrafiber.tec.br`

DNSSEC	🔒 Signed (DS record present)
NS	`ns1.ultrafiber.tec.br` ⭐
		A	2804:52c4:0:85::2^{🇧🇷 UNSPECIFIED2804:52c4::/33}
			PTR	`ns1.ultrafiber.tec.br`
		A	45.162.244.26^{🇧🇷 UNSPECIFIED45.162.244.0/24 ULTRA FIBER INTERNET LTDA - ME / ULTRAFIBER}
			PTR	`ns1.ultrafiber.tec.br`
NS	`ns2.ultrafiber.tec.br`
		A	2804:52c4:0:86::2^{🇧🇷 UNSPECIFIED2804:52c4::/33}
			PTR	`ns2.ultrafiber.tec.br`
		A	45.162.247.226^{🇧🇷 UNSPECIFIED45.162.247.0/24 ULTRA FIBER INTERNET LTDA - ME / ULTRAFIBER}
			PTR	`ns2.ultrafiber.tec.br`
SOA	`ns1.ultrafiber.tec.br`hostmaster@ultrafiber.tec.br serial=2026033973

`tec.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=2026209284

📈 Tranco rank: #937,092
rank #14876 globally
rank #99 in the tld

tec.br

tec.bris a second-level domain category within Brazil's.brnamespace, reserved for technology companies and professionals. It is administered by Registro.br, the domain registry operated by NIC.br under the Brazilian Internet Steering Committee (CGI.br).

Key facts

Owner / operator: NIC.br / Registro.br (CGI.br — Brazilian Internet Steering Committee)
TLD:.br— Brazil (ccTLD)
Primary purpose: Domain registration namespace for technology-related entities and professionals in Brazil; registrations take the formexample.tec.br
Status: Active (open for third-level registrations)

Notable subdomains or services

*.tec.br— any Brazilian technology company or professional may register a domain under this namespace (e.g.,empresa.tec.br); registration is managed through Registro.br

Related domains

registro.br— the official domain registration portal for all.brsecond-level categories
nic.br— NIC.br, the technical operator of Brazil's.brnamespace
adm.br,nom.br,com.br,net.br,org.br— sibling second-level categories under.brserving other entity types

Subdomains

45-162-245-74.ultrafiber.tec.br

ns1.ultrafiber.tec.br

45-162-245-189.ultrafiber.tec.br

45-162-245-0.ultrafiber.tec.br

45-162-244-0.ultrafiber.tec.br

ns2.ultrafiber.tec.br

45-162-245-228.ultrafiber.tec.br

45-162-244-245.ultrafiber.tec.br

45-162-246-0.ultrafiber.tec.br

45-162-245-255.ultrafiber.tec.br

Same first word

ultrafiber.tec.br

ultrafiber.click

Similar names

frutalibre.com

belairturf.com

trulifebra.com

DNS History

2 records (2 active, 0 former)

●NSns1.ultrafiber.tec.br2026-02-14 → 2026-07-28 · 2 obs

● 2026-02-14 23:05:14
● 2026-07-28 11:52:48

●NSns2.ultrafiber.tec.br2026-02-14 → 2026-07-28 · 2 obs

● 2026-02-14 23:05:14
● 2026-07-28 11:52:48

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
br	a.dns.br, f.dns.br, c.dns.br, d.dns.br...	-
ultrafiber.tec.br	ns1.ultrafiber.tec.br, ns2.ultrafiber.tec.br	4 records

✅ Authoritative Response

Server:45.162.247.226

NS records: ns1.ultrafiber.tec.br, ns2.ultrafiber.tec.br

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 1841ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`ns1.ultrafiber.tec.br, ns2.ultrafiber.tec.br`
SOA	1	`ns1.ultrafiber.tec.br hostmaster.ultrafi`

📌 Glue Records Collected

Total: 4

In-bailiwick: 4 (ns1.ultrafiber.tec.br, ns2.ultrafiber.tec.br, ns1.ultrafiber.tec.br...)

Analysis

Hierarchy

45-162-245-74.ultrafiber.tec.br, ns1.ultrafiber.tec.br, 45-162-245-189.ultrafiber.tec.br, 45-162-245-0.ultrafiber.tec.br, 45-162-244-0.ultrafiber.tec.br and a few other host names are all children of ultrafiber.tec.br.

Name Servers

ultrafiber.tec.br has two authoritative name servers — ns1.ultrafiber.tec.br and ns2.ultrafiber.tec.br.

The name servers for ultrafiber.tec.br are shared with other domains, such as 247.162.45.in-addr.arpa, 244.162.45.in-addr.arpa and 245.162.45.in-addr.arpa.

The name servers for ultrafiber.tec.br overlap at least partially with those of other domains — for example 4.c.2.5.4.0.8.2.ip6.arpa.

These name servers commonly appear in combination with the name servers ns1.ultrafiber.tec.br.4.c.2.5.4.0.8.2.ip6.arpa.

Both ns1.ultrafiber.tec.br and ns2.ultrafiber.tec.br have two IP addresses each. ns1.ultrafiber.tec.br resolves to 45.162.244.26 and 2804:52c4:0:85::2; ns2.ultrafiber.tec.br resolves to 45.162.247.226 and 2804:52c4:0:86::2.

ultrafiber.tec.br - robtex.com