extech.com.br - robtex.com

extech.com.br

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:1ce🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:81ea🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.1.206Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.129.234🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSselah.ns.cloudflare.com ⭐
A2606:4700:50::a29f:2615🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRselah.ns.cloudflare.com
A2803:f800:50::6ca2:c215🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRselah.ns.cloudflare.com
A2a06:98c1:50::ac40:2215🇺🇸 Cloudflare2a06:98c1:50::/45
PTRselah.ns.cloudflare.com
A108.162.194.21🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRselah.ns.cloudflare.com
A162.159.38.21Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRselah.ns.cloudflare.com
A172.64.34.21🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRselah.ns.cloudflare.com
NStosana.ns.cloudflare.com
A2606:4700:58::a29f:2c2b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtosana.ns.cloudflare.com
A2803:f800:50::6ca2:c32b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtosana.ns.cloudflare.com
A2a06:98c1:50::ac40:232b🇺🇸 Cloudflare2a06:98c1:50::/45
PTRtosana.ns.cloudflare.com
A108.162.195.43🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtosana.ns.cloudflare.com
A162.159.44.43Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtosana.ns.cloudflare.com
A172.64.35.43🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtosana.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.1.206, 172.67.129.234
IPv6 hints2606:4700:3035::6815:1ce, 2606:4700:3037::ac43:81ea
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=147, name=cloudflare-ech.com
SOAselah.ns.cloudflare.comdns@cloudflare.com serial=2407573138

com.br

DNSSEC⚠️ Not signed
NSa.dns.br ⭐ ⚠️ Not in parent delegation
NSb.dns.br ⚠️ Not in parent delegation
NSc.dns.br ⚠️ Not in parent delegation
NSd.dns.br ⚠️ Not in parent delegation
NSe.dns.br ⚠️ Not in parent delegation
NSf.dns.br ⚠️ Not in parent delegation
SOAa.dns.brhostmaster@registro.br serial=2026199044
rank #524847 globally
rank #3892 in the tld
WOT: SAFE (69/100)

Previously MX for

extech.com.br

Same first word

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Similar names

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DNS History

10 records (6 active, 4 former)

20162017201820192020202120222023202420252026NSselah.ns.cloudflare.comtosana.ns.cloudflare.comns1.peer1.netns2.peer1.netMXextech.com.brA104.21.1.206172.67.129.2342606:4700:3035::6815:1ce2606:4700:3037::ac43:81ea64.106.169.56
○NSns1.peer1.net2015-05-25 → 2017-09-07 · 4 obs
● 2015-05-25 17:41:36
● 2017-09-07 12:13:48
○ 2026-07-17 15:22:02
○ 2026-07-18 01:54:04
○NSns2.peer1.net2015-05-25 → 2017-09-07 · 4 obs
● 2015-05-25 17:41:36
● 2017-09-07 12:13:48
○ 2026-07-17 15:22:02
○ 2026-07-18 01:54:04
●NSselah.ns.cloudflare.com2026-07-17 → 2026-07-18 · 3 obs
○ 2017-09-07 12:13:48
● 2026-07-17 15:22:02
● 2026-07-18 01:54:04
●NStosana.ns.cloudflare.com2026-07-17 → 2026-07-18 · 3 obs
○ 2017-09-07 12:13:48
● 2026-07-17 15:22:02
● 2026-07-18 01:54:04
○MXextech.com.br2015-05-25 → 2017-09-07 · 4 obs
● 2015-05-25 17:41:36
● 2017-09-07 12:13:48
○ 2026-07-17 15:22:02
○ 2026-07-18 01:54:04
●A104.21.1.2062026-07-17 → 2026-07-18 · 3 obs
○ 2017-09-07 12:13:48
● 2026-07-17 15:22:02
● 2026-07-18 01:54:04
●A172.67.129.2342026-07-17 → 2026-07-18 · 3 obs
○ 2017-09-07 12:13:48
● 2026-07-17 15:22:02
● 2026-07-18 01:54:04
●A2606:4700:3035::6815:1ce2026-07-17 → 2026-07-18 · 3 obs
○ 2017-09-07 12:13:48
● 2026-07-17 15:22:02
● 2026-07-18 01:54:04
●A2606:4700:3037::ac43:81ea2026-07-17 → 2026-07-18 · 3 obs
○ 2017-09-07 12:13:48
● 2026-07-17 15:22:02
● 2026-07-18 01:54:04
○A64.106.169.562015-05-25 → 2017-09-07 · 4 obs
● 2015-05-25 17:41:36
● 2017-09-07 12:13:48
○ 2026-07-17 15:22:02
○ 2026-07-18 01:54:04

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bra.dns.br, b.dns.br, c.dns.br, d.dns.br...-
extech.com.brtosana.ns.cloudflare.com, selah.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.34.21

NS records: tosana.ns.cloudflare.com, selah.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 1864ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.1.206, 172.67.129.234
AAAA22606:4700:3035::6815:1ce, 2606:4700:3037::ac43:81ea
NS2selah.ns.cloudflare.com, tosana.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1selah.ns.cloudflare.com dns.cloudflare.c

Analysis

IP Addresses

extech.com.br directs to four IP numbers, which are 104.21.1.206, 172.67.129.234, 2606:4700:3035::6815:1ce and 2606:4700:3037::ac43:81ea.

Additional host names — zimplarder.top, evolveconsultingstack.forum, www.dvbnews.ro and two others — share IP numbers with extech.com.br.

Name Servers

extech.com.br has two authoritative name servers — selah.ns.cloudflare.com and tosana.ns.cloudflare.com.

extech.com.br shares its name server setup with other domains, including iron-hollow-euc.pages.dev, golfwow.com, zap(0x666170).com and two others.

There is at least partial name server overlap between extech.com.br and other domains — webellion.net, uma.ac.id, datingopiniones.es and two more among them.

The name servers mitch.ns.cloudflare.com, sharon.ns.cloudflare.com and paislee.ns.cloudflare.com are often found in combination with these name servers.

Host names with 6 IP numbers:

selah.ns.cloudflare.com points to 108.162.194.21, 162.159.38.21, 172.64.34.21 and 3 other IP addresses.

tosana.ns.cloudflare.com points to 108.162.195.43, 162.159.44.43, 172.64.35.43 and 3 other IP addresses.