ns1.ispbrasil.com - robtex.com

ns1.ispbrasil.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:5875🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:b2b1🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.88.117Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.178.177🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.88.117, 172.67.178.177
IPv6 hints2606:4700:3032::6815:5875, 2606:4700:3036::ac43:b2b1
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=129, name=cloudflare-ech.com

ispbrasil.com

DNSSEC⚠️ Not signed
A2606:4700:3032::6815:5875🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3036::ac43:b2b1🇺🇸 Cloudflare2606:4700:3036::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.88.117Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.178.177🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSamber.ns.cloudflare.com ⭐
NSmelnicoff.ns.cloudflare.com
MX_dc-mx.fe9638c8db80.ispbrasil.com ⭐
TXTv=spf1 ip4:189.112.38.7 ip4:189.112.38.8 a mx a:server.ispbrasil.com.br mx:ip...
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.88.117, 172.67.178.177
IPv6 hints2606:4700:3032::6815:5875, 2606:4700:3036::ac43:b2b1
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=129, name=cloudflare-ech.com
SOAamber.ns.cloudflare.comdns@cloudflare.com serial=2408209638

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DNS History

7 records (4 active, 3 former)

20162017201820192020202120222023202420252026A104.21.88.117172.67.178.1772606:4700:3032::6815:58752606:4700:3036::ac43:b2b1189.112.38.72606:4700:3030::6815:58752606:4700:3032::ac43:b2b1
●A104.21.88.1172026-02-27 → 2026-07-05 · 3 obs
○ 2021-06-09 19:10:56
● 2026-02-27 06:23:52
● 2026-07-05 02:41:06
●A172.67.178.1772026-02-27 → 2026-07-05 · 3 obs
○ 2021-06-09 19:10:56
● 2026-02-27 06:23:52
● 2026-07-05 02:41:06
○A189.112.38.72015-07-15 → 2021-06-09 · 4 obs
● 2015-07-15 11:37:18
● 2021-06-09 19:10:56
○ 2026-02-27 06:23:52
○ 2026-07-05 02:41:06
○A2606:4700:3030::6815:58752026-02-27 → 2026-06-16 · 5 obs
○ 2021-06-09 19:10:56
● 2026-02-27 06:23:52
● 2026-06-16 15:37:50
○ 2026-06-18 21:34:06
○ 2026-07-05 02:41:06
●A2606:4700:3032::6815:58752026-06-18 → 2026-07-05 · 3 obs
○ 2026-06-16 15:37:50
● 2026-06-18 21:34:06
● 2026-07-05 02:41:06
○A2606:4700:3032::ac43:b2b12026-02-27 → 2026-06-16 · 5 obs
○ 2021-06-09 19:10:56
● 2026-02-27 06:23:52
● 2026-06-16 15:37:50
○ 2026-06-18 21:34:06
○ 2026-07-05 02:41:06
●A2606:4700:3036::ac43:b2b12026-06-18 → 2026-07-05 · 3 obs
○ 2026-06-16 15:37:50
● 2026-06-18 21:34:06
● 2026-07-05 02:41:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
comj.gtld-servers.net, e.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net...-
ispbrasil.comamber.ns.cloudflare.com, melnicoff.ns.cloudflare.com12 records

✅ Authoritative Response

Server:108.162.192.64

NS records: amber.ns.cloudflare.com, melnicoff.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ispbrasil.com (unsigned zone)

⏱️ Timing

Total: 315ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.88.117, 172.67.178.177
AAAA22606:4700:3032::6815:5875, 2606:4700:3036::ac43:b2b1
HTTPS1{"priority":1,"target":".","alpn":["h3",

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (amber.ns.cloudflare.com, amber.ns.cloudflare.com, amber.ns.cloudflare.com...)

Analysis

IP Addresses

ns1.ispbrasil.com points to the four IP addresses 104.21.88.117, 172.67.178.177, 2606:4700:3032::6815:5875 and 2606:4700:3036::ac43:b2b1.

Additional host names — webcar.eu, www.44(0x736578).com, mdc-edutech.com and two others — share IP numbers with ns1.ispbrasil.com.