dns4.smartdb.com.br - robtex.com

dns4.smartdb.com.br

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:c894🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:2c88🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.44.136Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.200.148🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.44.136, 172.67.200.148
IPv6 hints2606:4700:3032::ac43:c894, 2606:4700:3033::6815:2c88
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=167, name=cloudflare-ech.com

smartdb.com.br

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:c894🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3033::6815:2c88🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.44.136Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.200.148🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSgabe.ns.cloudflare.com ⭐
NSisla.ns.cloudflare.com
MXigw16.site4now.net ⭐
TXTv=spf1 a mx include:_spf.site4now.net ?all
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.44.136, 172.67.200.148
IPv6 hints2606:4700:3032::ac43:c894, 2606:4700:3033::6815:2c88
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=167, name=cloudflare-ech.com
SOAgabe.ns.cloudflare.comdns@cloudflare.com serial=2401190409

Previously NS for

smartdb.com.br

Same first word

dns4.rs
dns4.it
dns4.net
dns4.ru
dns4.com.au
dns4.dk
dns4.co.za
dns4.pro
dns4.kinghost.net
dns4.eu
dns4.cz
dns4.ath.cx
dns4.org
dns4.uni5.net
dns4.com
dns4.me.uk
dns4.net.au
dns4.de
dns4.me
dns4.hu
dns4.nl
dns4.si
dns4.ir
dns4.cn

Similar names

d4sn.com
ns4d.com
dn4s.org
dn4s.cn
snd4.com
nds4.com
4dns.com
4dns.de
ns4d.org
dsn4.com
4dns.jp
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dn4s.com.cn
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nd4s.com
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4nds.net
sdn4.com
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s4nd.org
ns4d.blogspot.com
4dns.eu
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4dns.su
dn4s.com
4dns.top
4dns.ru
4dns.net
dn4s.nl
4nds.com
4dns.ch
4dns.info

DNS History

6 records (4 active, 2 former)

202120222023202420252026A104.21.44.136172.67.200.1482606:4700:3032::ac43:c8942606:4700:3033::6815:2c88177.12.162.32804:10:c044::4
●A104.21.44.1362026-02-14 → 2026-04-14 · 3 obs
○ 2020-01-16 01:54:48
● 2026-02-14 17:27:40
● 2026-04-14 09:15:22
●A172.67.200.1482026-02-14 → 2026-04-14 · 3 obs
○ 2020-01-16 01:54:48
● 2026-02-14 17:27:40
● 2026-04-14 09:15:22
○A177.12.162.32020-01-16 → 2020-01-16 · 3 obs
● 2020-01-16 01:54:48
○ 2026-02-14 17:27:40
○ 2026-04-14 09:15:22
●A2606:4700:3032::ac43:c8942026-02-14 → 2026-04-14 · 3 obs
○ 2020-01-16 01:54:48
● 2026-02-14 17:27:40
● 2026-04-14 09:15:22
●A2606:4700:3033::6815:2c882026-02-14 → 2026-04-14 · 3 obs
○ 2020-01-16 01:54:48
● 2026-02-14 17:27:40
● 2026-04-14 09:15:22
○A2804:10:c044::42020-01-16 → 2020-01-16 · 3 obs
● 2020-01-16 01:54:48
○ 2026-02-14 17:27:40
○ 2026-04-14 09:15:22

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bre.dns.br, f.dns.br, a.dns.br, c.dns.br...-
smartdb.com.brgabe.ns.cloudflare.com, isla.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.193.114

NS records: gabe.ns.cloudflare.com, isla.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 394ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.44.136, 172.67.200.148
AAAA22606:4700:3033::6815:2c88, 2606:4700:3032::ac43:c894
HTTPS1{"priority":1,"target":".","alpn":["h3",

Analysis

IP Addresses

dns4.smartdb.com.br refers to four IP numbers: 2606:4700:3032::ac43:c894, 2606:4700:3033::6815:2c88, 104.21.44.136 and 172.67.200.148.

Other host names, for instance www.eta.ca, wilf-diamonds.com, kafifehoninvestments.digital, midupload.com and aaztecsolution.in share IP numbers with dns4.smartdb.com.br.