www.sofisica.com.br - robtex.com

www.sofisica.com.br

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:aa99🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:4789🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.71.137Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.170.153🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.71.137, 172.67.170.153
IPv6 hints2606:4700:3030::ac43:aa99, 2606:4700:3033::6815:4789
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=100, name=cloudflare-ech.com

sofisica.com.br

DNSSEC⚠️ Not signed
A2606:4700:3030::ac43:aa99🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:4789🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.71.137Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.170.153🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSbrit.ns.cloudflare.com ⭐
NSlars.ns.cloudflare.com
MXmx.core.locaweb.com.br ⭐
MXmx.a.locaweb.com.br(20)
MXmx.b.locaweb.com.br(20)
MXmx.jk.locaweb.com.br(20)
TXTv=spf1 include:_spf.locaweb.com.br ?all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.71.137, 172.67.170.153
IPv6 hints2606:4700:3030::ac43:aa99, 2606:4700:3033::6815:4789
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=100, name=cloudflare-ech.com
SOAbrit.ns.cloudflare.comdns@cloudflare.com serial=2400736753
WOT: SAFE (86/100)
WOT: SAFE (86/100)

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DNS History

14 records (4 active, 10 former)

20162017201820192020202120222023202420252026NSns1.locaweb.com.brns2.locaweb.com.brns3.locaweb.com.brMXmx.a.locaweb.com.brmx.b.locaweb.com.brmx.core.locaweb.com.brmx.jk.locaweb.com.brA104.21.71.137172.67.170.1532606:4700:3030::ac43:aa992606:4700:3033::6815:4789187.45.195.127191.252.51.61CNAMEsofisica.com.br
○NSns1.locaweb.com.br2015-09-09 → 2017-01-10 · 4 obs
● 2015-09-09 13:43:44
● 2017-01-10 04:48:12
○ 2017-07-07 13:50:04
○ 2026-04-14 06:54:44
○NSns2.locaweb.com.br2015-09-09 → 2017-01-10 · 4 obs
● 2015-09-09 13:43:44
● 2017-01-10 04:48:12
○ 2017-07-07 13:50:04
○ 2026-04-14 06:54:44
○NSns3.locaweb.com.br2015-09-09 → 2017-01-10 · 4 obs
● 2015-09-09 13:43:44
● 2017-01-10 04:48:12
○ 2017-07-07 13:50:04
○ 2026-04-14 06:54:44
○MXmx.a.locaweb.com.br2015-09-09 → 2017-01-10 · 4 obs
● 2015-09-09 13:43:44
● 2017-01-10 04:48:12
○ 2017-07-07 13:50:04
○ 2026-04-14 06:54:44
○MXmx.b.locaweb.com.br2015-09-09 → 2017-01-10 · 4 obs
● 2015-09-09 13:43:44
● 2017-01-10 04:48:12
○ 2017-07-07 13:50:04
○ 2026-04-14 06:54:44
○MXmx.core.locaweb.com.br2015-09-09 → 2016-01-05 · 4 obs
● 2015-09-09 13:43:44
● 2016-01-05 08:15:16
○ 2016-01-13 18:23:28
○ 2026-04-14 06:54:44
○MXmx.jk.locaweb.com.br2015-09-09 → 2017-01-10 · 4 obs
● 2015-09-09 13:43:44
● 2017-01-10 04:48:12
○ 2017-07-07 13:50:04
○ 2026-04-14 06:54:44
●A104.21.71.1372026-02-27 → 2026-04-14 · 3 obs
○ 2017-07-07 13:50:04
● 2026-02-27 21:45:46
● 2026-04-14 06:54:44
●A172.67.170.1532026-02-27 → 2026-04-14 · 3 obs
○ 2017-07-07 13:50:04
● 2026-02-27 21:45:46
● 2026-04-14 06:54:44
○A187.45.195.1272015-08-27 → 2016-01-05 · 4 obs
● 2015-08-27 20:32:50
● 2016-01-05 08:15:16
○ 2016-01-13 18:23:28
○ 2026-04-14 06:54:44
○A191.252.51.612016-01-13 → 2017-01-10 · 5 obs
○ 2016-01-05 08:15:16
● 2016-01-13 18:23:28
● 2017-01-10 04:48:12
○ 2017-07-07 13:50:04
○ 2026-04-14 06:54:44
●A2606:4700:3030::ac43:aa992026-02-27 → 2026-04-14 · 3 obs
○ 2017-07-07 13:50:04
● 2026-02-27 21:45:46
● 2026-04-14 06:54:44
●A2606:4700:3033::6815:47892026-02-27 → 2026-04-14 · 3 obs
○ 2017-07-07 13:50:04
● 2026-02-27 21:45:46
● 2026-04-14 06:54:44
○CNAMEsofisica.com.br2015-08-27 → 2017-10-18 · 4 obs
● 2015-08-27 20:32:50
● 2017-10-18 05:00:24
○ 2026-02-27 21:45:46
○ 2026-04-14 06:54:44

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bra.dns.br, b.dns.br, c.dns.br, d.dns.br...-
sofisica.com.brbrit.ns.cloudflare.com, lars.ns.cloudflare.com-

✅ Authoritative Response

Server:173.245.58.78

NS records: brit.ns.cloudflare.com, lars.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 636ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.71.137, 172.67.170.153
AAAA22606:4700:3030::ac43:aa99, 2606:4700:3033::6815:4789
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

Four IP numbers are pointed to by www.sofisica.com.br: 2606:4700:3030::ac43:aa99, 2606:4700:3033::6815:4789, 104.21.71.137 and 172.67.170.153.

other host names including bbwcupid.net, edev.nichescraper.com, mx.myragolden.com, agestl.com and bosspattaya.com share IP numbers with www.sofisica.com.br.