studionerdweb.com.br - robtex.com
studionerdweb.com.br
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2606:4700:3032::6815:385🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 2606:4700:3033::ac43:82bb🇺🇸 Cloudflare2606:4700:3033::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 104.21.3.133Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| A | 172.67.130.187🇺🇸 Cloudflare172.67.128.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints | ||||||
| NS | brenda.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a4d🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | brenda.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c04d🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | brenda.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:204d🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | brenda.ns.cloudflare.com | ||||||
| A | 108.162.192.77🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | brenda.ns.cloudflare.com | ||||||
| A | 172.64.32.77🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | brenda.ns.cloudflare.com | ||||||
| A | 173.245.58.77🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | brenda.ns.cloudflare.com | ||||||
| NS | jake.ns.cloudflare.com | ||||||
| A | 2606:4700:58::adf5:3b7a🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jake.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c17a🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | jake.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:217a🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | jake.ns.cloudflare.com | ||||||
| A | 108.162.193.122🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jake.ns.cloudflare.com | ||||||
| A | 172.64.33.122🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jake.ns.cloudflare.com | ||||||
| A | 173.245.59.122🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | jake.ns.cloudflare.com | ||||||
| MX | mx.core.locaweb.com.br ⭐ | ||||||
| A | 177.153.23.241🇧🇷 Locaweb177.153.0.0/19 Servicos de Internet SA | ||||||
| PTR | mx.core.locaweb.com.br | ||||||
| MX | mx.a.locaweb.com.br(20) | ||||||
| A | 186.202.4.42🇧🇷 Locaweb186.202.0.0/19 Servicos de Internet SA | ||||||
| PTR | mx.a.locaweb.com.br | ||||||
| MX | mx.b.locaweb.com.br(20) | ||||||
| A | 177.153.23.242🇧🇷 Locaweb177.153.0.0/19 Servicos de Internet SA | ||||||
| PTR | mx.b.locaweb.com.br | ||||||
| MX | mx.jk.locaweb.com.br(20) | ||||||
| A | 200.234.204.130🇧🇷 Locaweb200.234.192.0/20 Servicos de Internet SA | ||||||
| PTR | mx.jk.locaweb.com.br | ||||||
| TXT | v=spf1 include:_spf.locaweb.com.br ?all | ||||||
| HTTPS | HTTP/3, HTTP/2 ✓ hints match | ||||||
| IPv4 hints | 104.21.3.133, 172.67.130.187 | ||||||
| IPv6 hints | 2606:4700:3032::6815:385, 2606:4700:3033::ac43:82bb | ||||||
| ECH | X25519, HKDF-SHA256 + AES-128-GCM draft, id=249, name=cloudflare-ech.com | ||||||
| SOA | brenda.ns.cloudflare.comdns@cloudflare.com serial=2401746740 | ||||||
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=2026132196 | ||||||
rank #4123 in the tld
WOT: SAFE (69/100)
Previously MX for
studionerdweb.com.br |
Subdomains
cache.studionerdweb.com.br |
Same first word
studionerdweb.com.br |
DNS History
27 records (10 active, 17 former)
○NSa.sec.dns.br2015-07-17 → 2015-07-17 · 3 obs
○ 2015-11-20 16:19:04
○ 2026-05-12 08:34:44
○NSb.sec.dns.br2015-07-17 → 2015-07-17 · 3 obs
○ 2015-11-20 16:19:04
○ 2026-05-12 08:34:44
●NSbrenda.ns.cloudflare.com2026-03-30 → 2026-05-12 · 3 obs
● 2026-03-30 19:49:00
● 2026-05-12 08:34:44
○NSd.sec.dns.br2015-11-20 → 2016-02-07 · 5 obs
● 2015-11-20 16:19:04
● 2016-02-07 19:51:44
○ 2016-05-09 07:18:52
○ 2026-05-12 08:34:44
○NSe.sec.dns.br2015-11-20 → 2016-02-07 · 5 obs
● 2015-11-20 16:19:04
● 2016-02-07 19:51:44
○ 2016-05-09 07:18:52
○ 2026-05-12 08:34:44
●NSjake.ns.cloudflare.com2026-03-30 → 2026-05-12 · 3 obs
● 2026-03-30 19:49:00
● 2026-05-12 08:34:44
○NSns-1155.awsdns-16.org2016-05-09 → 2017-06-26 · 5 obs
● 2016-05-09 07:18:52
● 2017-06-26 01:50:02
○ 2026-03-30 19:49:00
○ 2026-05-12 08:34:44
○NSns-1657.awsdns-15.co.uk2016-05-09 → 2017-06-26 · 5 obs
● 2016-05-09 07:18:52
● 2017-06-26 01:50:02
○ 2026-03-30 19:49:00
○ 2026-05-12 08:34:44
○NSns-439.awsdns-54.com2016-05-09 → 2017-06-26 · 5 obs
● 2016-05-09 07:18:52
● 2017-06-26 01:50:02
○ 2026-03-30 19:49:00
○ 2026-05-12 08:34:44
○NSns-650.awsdns-17.net2016-05-09 → 2017-06-26 · 5 obs
● 2016-05-09 07:18:52
● 2017-06-26 01:50:02
○ 2026-03-30 19:49:00
○ 2026-05-12 08:34:44
○NSns1.extremehosting.com.br2015-07-17 → 2015-07-17 · 3 obs
○ 2015-11-20 16:19:04
○ 2026-05-12 08:34:44
○MX107.182.225.782017-06-26 → 2017-06-26 · 4 obs
● 2017-06-26 01:50:02
○ 2026-03-30 19:49:00
○ 2026-05-12 08:34:44
●MXmx.a.locaweb.com.br2026-03-30 → 2026-05-12 · 3 obs
● 2026-03-30 19:49:00
● 2026-05-12 08:34:44
●MXmx.b.locaweb.com.br2026-03-30 → 2026-05-12 · 3 obs
● 2026-03-30 19:49:00
● 2026-05-12 08:34:44
●MXmx.core.locaweb.com.br2026-03-30 → 2026-05-12 · 3 obs
● 2026-03-30 19:49:00
● 2026-05-12 08:34:44
●MXmx.jk.locaweb.com.br2026-03-30 → 2026-05-12 · 3 obs
● 2026-03-30 19:49:00
● 2026-05-12 08:34:44
○MXstudionerdweb.com.br2015-07-17 → 2015-07-17 · 3 obs
○ 2015-11-20 16:19:04
○ 2026-05-12 08:34:44
●A104.21.3.1332026-03-30 → 2026-05-12 · 6 obs
● 2026-03-30 19:49:00
● 2026-04-14 15:02:20
○ 2026-04-20 22:36:50
● 2026-04-25 01:17:24
● 2026-05-12 08:34:44
○A107.182.225.782016-05-09 → 2017-06-26 · 5 obs
● 2016-05-09 07:18:52
● 2017-06-26 01:50:02
○ 2026-03-30 19:49:00
○ 2026-05-12 08:34:44
●A172.67.130.1872026-03-30 → 2026-05-12 · 6 obs
● 2026-03-30 19:49:00
● 2026-04-14 15:02:20
○ 2026-04-20 22:36:50
● 2026-04-25 01:17:24
● 2026-05-12 08:34:44
○A188.114.96.02026-04-20 → 2026-04-20 · 5 obs
○ 2026-04-14 15:02:20
● 2026-04-20 22:36:50
○ 2026-04-25 01:17:24
○ 2026-05-12 08:34:44
○A188.114.97.02026-04-20 → 2026-04-20 · 5 obs
○ 2026-04-14 15:02:20
● 2026-04-20 22:36:50
○ 2026-04-25 01:17:24
○ 2026-05-12 08:34:44
●A2606:4700:3032::6815:3852026-03-30 → 2026-05-12 · 6 obs
● 2026-03-30 19:49:00
● 2026-04-14 15:02:20
○ 2026-04-20 22:36:50
● 2026-04-25 01:17:24
● 2026-05-12 08:34:44
●A2606:4700:3033::ac43:82bb2026-03-30 → 2026-05-12 · 6 obs
● 2026-03-30 19:49:00
● 2026-04-14 15:02:20
○ 2026-04-20 22:36:50
● 2026-04-25 01:17:24
● 2026-05-12 08:34:44
○A2a06:98c1:3120::2026-04-20 → 2026-04-20 · 5 obs
○ 2026-04-14 15:02:20
● 2026-04-20 22:36:50
○ 2026-04-25 01:17:24
○ 2026-05-12 08:34:44
○A2a06:98c1:3121::2026-04-20 → 2026-04-20 · 5 obs
○ 2026-04-14 15:02:20
● 2026-04-20 22:36:50
○ 2026-04-25 01:17:24
○ 2026-05-12 08:34:44
○A67.228.201.1582015-07-17 → 2015-07-17 · 3 obs
○ 2015-11-20 16:19:04
○ 2026-05-12 08:34:44
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | a.dns.br, b.dns.br, c.dns.br, d.dns.br... | - |
| studionerdweb.com.br | brenda.ns.cloudflare.com, jake.ns.cloudflare.com | - |
✅ Authoritative Response
Server:108.162.192.77
NS records: brenda.ns.cloudflare.com, jake.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for studionerdweb.com.br (unsigned zone)
⏱️ Timing
Total: 2084ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 2 | 104.21.3.133, 172.67.130.187 |
| AAAA | 2 | 2606:4700:3032::6815:385, 2606:4700:3033::ac43:82bb |
| NS | 2 | brenda.ns.cloudflare.com, jake.ns.cloudflare.com |
| MX | 4 | mx.core.locaweb.com.br (pri: 10), mx.a.locaweb.com.br (pri: 20)... |
| TXT | 1 | v=spf1 include:_spf.locaweb.com.br ?all |
| HTTPS | 1 | {"priority":1,"target":".","alpn":["h3", |
| SOA | 1 | brenda.ns.cloudflare.com dns.cloudflare. |
Analysis
Hierarchy
studionerdweb.com.br is a parent of cache.studionerdweb.com.br.
IP Addresses
studionerdweb.com.br resolves to four IPs: 2606:4700:3032::6815:385, 2606:4700:3033::ac43:82bb, 104.21.3.133 and 172.67.130.187.
Other host names such as bendem.be, alebilet.pl-kupteraz88328192.online, hbang.net.au, www.bendem.be and ledsign.co.il share IP numbers with studionerdweb.com.br.
Name Servers
studionerdweb.com.br is delegated to two name servers: brenda.ns.cloudflare.com and jake.ns.cloudflare.com.
studionerdweb.com.br uses the same name server setup as other domains, including probatefox.com, yetkiliservisarama.com, leadsmore.net, 4saliva.com and multipackfillingmachine.com.
At least part of the name servers for studionerdweb.com.br are shared with other domains, for instance org-irvw.bike, hunkscomedy.com, refpadnxdq.top, polus.su and dwsmithservices.com.
These name servers are often used together with hans.ns.cloudflare.com, sue.ns.cloudflare.com and lily.ns.cloudflare.com.
Host names with six IP numbers:
brenda.ns.cloudflare.com points to: 2606:4700:50::adf5:3a4d, 2803:f800:50::6ca2:c04d, 2a06:98c1:50::ac40:204d, 108.162.192.77, 172.64.32.77 and 173.245.58.77.
jake.ns.cloudflare.com points to: 2606:4700:58::adf5:3b7a, 2803:f800:50::6ca2:c17a, 2a06:98c1:50::ac40:217a, 108.162.193.122, 172.64.33.122 and 173.245.59.122.
Mail Servers
studionerdweb.com.br is handled by four mail servers: mx.a.locaweb.com.br, mx.b.locaweb.com.br, mx.core.locaweb.com.br and mx.jk.locaweb.com.br.
studionerdweb.com.br shares at least some mail servers with other domains, for example ecoplast.com.br, pl30.com.br, n2k.com.br, meuveiculoprotegido.com.br and educacao.gurupi.to.gov.br.
Host names with one IP: mx.a.locaweb.com.br points to 186.202.4.42; mx.b.locaweb.com.br points to 177.153.23.242; mx.core.locaweb.com.br points to 177.153.23.241; mx.jk.locaweb.com.br points to 200.234.204.130.