cortexerp.com.br - robtex.com
cortexerp.com.br
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::ac43:877c🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3035::6815:1a37🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.26.55Cloudflare104.21.16.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.135.124🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | nicole.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3ad3🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nicole.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c0d3🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | nicole.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:20d3🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | nicole.ns.cloudflare.com | ||||||
| A | 108.162.192.211🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nicole.ns.cloudflare.com | ||||||
| A | 172.64.32.211🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | ip-172-64-32-211.defastlink.net | ||||||
| A | 173.245.58.211🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | nicole.ns.cloudflare.com | ||||||
| NS | rick.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b8b🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rick.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c18b🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | rick.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:218b🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | rick.ns.cloudflare.com | ||||||
| A | 108.162.193.139🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rick.ns.cloudflare.com | ||||||
| A | 172.64.33.139🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rick.ns.cloudflare.com | ||||||
| A | 173.245.59.139🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | rick.ns.cloudflare.com | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 | 104.21.26.55, 172.67.135.124 | ||||||
| IPv6 | 2606:4700:3032::ac43:877c, 2606:4700:3035::6815:1a37 | ||||||
| SOA | nicole.ns.cloudflare.comdns@cloudflare.com serial=2399225599 | ||||||
com.br
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.dns.br ⭐ ⚠️ Not in parent delegation | ||||||
| NS | b.dns.br ⚠️ Not in parent delegation | ||||||
| NS | c.dns.br ⚠️ Not in parent delegation | ||||||
| NS | d.dns.br ⚠️ Not in parent delegation | ||||||
| NS | e.dns.br ⚠️ Not in parent delegation | ||||||
| NS | f.dns.br ⚠️ Not in parent delegation | ||||||
| SOA | a.dns.brhostmaster@registro.br serial=2026084192 | ||||||
rank #4270 in the tld
WOT: SAFE (69/100)
Same first word
cortexerp.com.br |
Similar names
corexpert.com |
xpertcore.eu |
corexpert.fr |
croexpert.com |
cerexport.com |
corexpert.ro |
receptorx.eu |
terexcorp.com |
retexcorp.com |
xpertcore.com |
receptorx.cz |
xetercorp.com |
receptorx.com |
corexpert.net |
xpertcore.net |
DNS History
6 records (6 active, 0 former)
●NSnicole.ns.cloudflare.com2026-03-03 → 2026-03-25 · 2 obs
● 2026-03-25 08:22:48
●NSrick.ns.cloudflare.com2026-03-03 → 2026-03-25 · 2 obs
● 2026-03-25 08:22:48
●A104.21.26.552026-03-03 → 2026-03-25 · 2 obs
● 2026-03-25 08:22:48
●A172.67.135.1242026-03-03 → 2026-03-25 · 2 obs
● 2026-03-25 08:22:48
●A2606:4700:3032::ac43:877c2026-03-03 → 2026-03-25 · 2 obs
● 2026-03-25 08:22:48
●A2606:4700:3035::6815:1a372026-03-03 → 2026-03-25 · 2 obs
● 2026-03-25 08:22:48
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | c.dns.br, a.dns.br, b.dns.br, f.dns.br... | - |
| cortexerp.com.br | rick.ns.cloudflare.com, nicole.ns.cloudflare.com | - |
✅ Authoritative Response
Server:172.64.33.139
NS records: rick.ns.cloudflare.com, nicole.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cortexerp.com.br (unsigned zone)
⏱️ Timing
Total: 562ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.26.55, 172.67.135.124 |
| AAAA | 2 | 2606:4700:3035::6815:1a37, 2606:4700:3032::ac43:877c |
| NS | 2 | nicole.ns.cloudflare.com, rick.ns.cloudflare.com |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | nicole.ns.cloudflare.com dns.cloudflare. |
Analysis
IP Addresses
cortexerp.com.br maps to four IP numbers: 2606:4700:3032::ac43:877c, 2606:4700:3035::6815:1a37, 104.21.26.55 and 172.67.135.124.
Other host names, for instance kiev.vgorode.ua, erkmenhost.com.tr, culturalresourcenetwork.com, univers-virtuels.net and newstribune.com share IP numbers with cortexerp.com.br.
Name Servers
Two name servers nicole.ns.cloudflare.com and rick.ns.cloudflare.com are delegated to cortexerp.com.br.
cortexerp.com.br uses the same name server configuration as other domains, such as elky.me, joshuabrink.com, feiyax.com, kkutu.co.kr and spaceseller.ma.
cortexerp.com.br at least partially shares name servers with other domains such as retropacman.com, bylr.com, pilgrimshospices.org, webpushnotifier.com and qqcitations.com.
These name servers are commonly used alongside harley.ns.cloudflare.com, heather.ns.cloudflare.com and peyton.ns.cloudflare.com.
Host names with six IP numbers: Host name nicole.ns.cloudflare.com points to 2606:4700:50::adf5:3ad3, 2803:f800:50::6ca2:c0d3, 2a06:98c1:50::ac40:20d3, 108.162.192.211, 172.64.32.211 and 173.245.58.211; host name rick.ns.cloudflare.com points to 2606:4700:58::adf5:3b8b, 2803:f800:50::6ca2:c18b, 2a06:98c1:50::ac40:218b, 108.162.193.139, 172.64.33.139 and 173.245.59.139.