claude.dev.br - robtex.com

claude.dev.br

DNSSEC⚠️ Not signed
A2606:4700:3032::ac43:bf43🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::6815:b37🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.11.55Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.191.67🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSmark.ns.cloudflare.com ⭐
A2606:4700:58::adf5:3b82🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmark.ns.cloudflare.com
A2803:f800:50::6ca2:c182🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRmark.ns.cloudflare.com
A2a06:98c1:50::ac40:2182🇺🇸 Cloudflare2a06:98c1:50::/45
PTRmark.ns.cloudflare.com
A108.162.193.130🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmark.ns.cloudflare.com
A172.64.33.130🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmark.ns.cloudflare.com
A173.245.59.130🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRmark.ns.cloudflare.com
NStina.ns.cloudflare.com
A2606:4700:50::adf5:3ae6🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtina.ns.cloudflare.com
A2803:f800:50::6ca2:c0e6🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRtina.ns.cloudflare.com
A2a06:98c1:50::ac40:20e6🇺🇸 Cloudflare2a06:98c1:50::/45
PTRtina.ns.cloudflare.com
A108.162.192.230🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtina.ns.cloudflare.com
A172.64.32.230🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtina.ns.cloudflare.com
A173.245.58.230🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRtina.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.11.55, 172.67.191.67
IPv6 hints2606:4700:3032::ac43:bf43, 2606:4700:3037::6815:b37
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=130, name=cloudflare-ech.com
SOAmark.ns.cloudflare.comdns@cloudflare.com serial=2402130626

dev.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=2026113480
rank #55416 globally
rank #347 in the tld

Same first word

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DNS History

6 records (6 active, 0 former)

NSmark.ns.cloudflare.comtina.ns.cloudflare.comA104.21.11.55172.67.191.672606:4700:3032::ac43:bf432606:4700:3037::6815:b37
●NSmark.ns.cloudflare.com2026-04-20 → 2026-04-23 · 2 obs
● 2026-04-20 05:25:40
● 2026-04-23 20:00:56
●NStina.ns.cloudflare.com2026-04-20 → 2026-04-23 · 2 obs
● 2026-04-20 05:25:40
● 2026-04-23 20:00:56
●A104.21.11.552026-04-20 → 2026-04-23 · 2 obs
● 2026-04-20 05:25:40
● 2026-04-23 20:00:56
●A172.67.191.672026-04-20 → 2026-04-23 · 2 obs
● 2026-04-20 05:25:40
● 2026-04-23 20:00:56
●A2606:4700:3032::ac43:bf432026-04-20 → 2026-04-23 · 2 obs
● 2026-04-20 05:25:40
● 2026-04-23 20:00:56
●A2606:4700:3037::6815:b372026-04-20 → 2026-04-23 · 2 obs
● 2026-04-20 05:25:40
● 2026-04-23 20:00:56

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
bra.dns.br, b.dns.br, c.dns.br, d.dns.br...-
claude.dev.brmark.ns.cloudflare.com, tina.ns.cloudflare.com-

✅ Authoritative Response

Server:108.162.192.230

NS records: mark.ns.cloudflare.com, tina.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for claude.dev.br (unsigned zone)

⏱️ Timing

Total: 628ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.11.55, 172.67.191.67
AAAA22606:4700:3037::6815:b37, 2606:4700:3032::ac43:bf43
NS2mark.ns.cloudflare.com, tina.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1mark.ns.cloudflare.com dns.cloudflare.co

Analysis

IP Addresses

claude.dev.br resolves to four IPs: 2606:4700:3032::ac43:bf43, 2606:4700:3037::6815:b37, 104.21.11.55 and 172.67.191.67.

Other host names, for instance meatballerzatl.com, tuffin-wren.co.uk, igd.uk.com, kv955.com and worzelsroofing.com share IP numbers with claude.dev.br.

Name Servers

claude.dev.br has two name servers: mark.ns.cloudflare.com and tina.ns.cloudflare.com.

claude.dev.br shares the same name server setup as other domains, for example celtic.hk, letsmeet.co.za, (0x636f636b)fightersghost.com.au, fintab.io and seedbanda.top.

claude.dev.br shares some name servers with other domains, for example canadiancollegeofeducators.ca, xnfen.cn, theclassiccar.co.za, ea-solution.com and lxadm.com.

These name servers are commonly used together with leah.ns.cloudflare.com and princess.ns.cloudflare.com.

Host names with six IP numbers: mark.ns.cloudflare.com points to: 2606:4700:58::adf5:3b82, 2803:f800:50::6ca2:c182, 2a06:98c1:50::ac40:2182, 108.162.193.130, 172.64.33.130 and 173.245.59.130; tina.ns.cloudflare.com points to: 2606:4700:50::adf5:3ae6, 2803:f800:50::6ca2:c0e6, 2a06:98c1:50::ac40:20e6, 108.162.192.230, 172.64.32.230 and 173.245.58.230.