stud10.com.br - robtex.com

stud10.com.br

DNSSEC⚠️ Not signed
A191.252.4.5🇧🇷 Locaweb191.252.4.0/22 Servicos de Internet SA
NSns1.locaweb.com.br ⭐
A2804:218:7000:0:186:202:8:254🇧🇷 Locaweb2804:218:7000::/48
A186.202.8.254🇧🇷 Locaweb186.202.8.0/24 Servicos de Internet SA
NSns2.locaweb.com.br
A2804:218:7001:0:187:45:248:254🇧🇷 Locaweb2804:218:7001::/48
A187.45.248.254🇧🇷 Locaweb187.45.248.0/24 Servicos de Internet SA
NSns3.locaweb.com.br
A2804:218:7002:0:189:126:101:254🇧🇷 Locaweb2804:218:7002::/48
A189.126.101.254🇧🇷 Locaweb189.126.101.0/24 Servicos de Internet SA
MXaspmx.l.google.com ⭐
A2607:f8b0:4004:c23::1b🇺🇸 Google2607:f8b0:4004::/48
PTRyuiadrs-in-f27.1e100.net
A142.251.163.27🇺🇸 Google142.251.163.0/24
PTRwv-in-f27.1e100.net
MXalt1.aspmx.l.google.com(5)
A2800:3f0:4003:c0f::1b🇨🇱 Google2800:3f0:4003::/48
A108.177.123.26🇺🇸 Google108.177.123.0/24
PTRlcscld-in-f26.1e100.net
MXalt2.aspmx.l.google.com(5)
A2a00:1450:400b:c02::1a🇮🇪 Google2a00:1450:400b::/48
PTRdj-in-f26.1e100.net
A172.253.116.27🇺🇸 Google172.253.116.0/24
PTRdj-in-f27.1e100.net
MXalt3.aspmx.l.google.com(10)
A2a00:1450:4009:c0f::1b🇬🇧 Google2a00:1450:4009::/48
PTRyulhrs-in-f27.1e100.net
A192.178.223.27🇺🇸 Google192.178.223.0/24
PTRyulhrs-in-f27.1e100.net
MXalt4.aspmx.l.google.com(10)
A2a00:1450:400c:c23::1b🇧🇪 Google2a00:1450:400c::/48
PTRyubrupd-in-f27.1e100.net
A172.253.157.27🇺🇸 Google172.253.0.0/16
PTRyubrupd-in-f27.1e100.net
TXT_globalsign-domain-verification=OZP0deRQcH79FxgCAv4xuwjmJ8wzyAcNI4WEFJv8hz
TXTv=spf1 include:_spf.locaweb.com.br; include:_spf.google.com ~all
SOAns1.locaweb.com.brpostmaster@locaweb.com.br 2026-04-10 #6

com.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=2026193420
rank #540375 globally
rank #4035 in the tld
WOT: SAFE (69/100)

Same first word

stud10.com.br

DNS History

23 records (9 active, 14 former)

20162017201820192020202120222023202420252026NSns1.locaweb.com.brns2.locaweb.com.brns3.locaweb.com.brns1.linode.comns2.linode.comns2.terraempresas.com.brns3.linode.comns3.terraempresas.com.brns4.linode.comns5.linode.comMXalt1.aspmx.l.google.comalt2.aspmx.l.google.comalt3.aspmx.l.google.comalt4.aspmx.l.google.comaspmx.l.google.comaspmx2.googlemail.comaspmx3.googlemail.comaspmx4.googlemail.comaspmx5.googlemail.comA191.252.4.52600:3c02::f03c:91ff:fe96:62ec69.49.115.4074.207.232.136
○NSns1.linode.com2017-01-08 → 2019-12-25 · 5 obs
○ 2016-02-25 13:01:02
● 2017-01-08 01:28:40
● 2019-12-25 02:22:34
○ 2026-05-28 17:29:48
○ 2026-07-12 17:51:06
●NSns1.locaweb.com.br2026-05-28 → 2026-07-12 · 3 obs
○ 2019-12-25 02:22:34
● 2026-05-28 17:29:48
● 2026-07-12 17:51:06
○NSns2.linode.com2017-01-08 → 2019-12-25 · 5 obs
○ 2016-02-25 13:01:02
● 2017-01-08 01:28:40
● 2019-12-25 02:22:34
○ 2026-05-28 17:29:48
○ 2026-07-12 17:51:06
●NSns2.locaweb.com.br2026-05-28 → 2026-07-12 · 3 obs
○ 2019-12-25 02:22:34
● 2026-05-28 17:29:48
● 2026-07-12 17:51:06
○NSns2.terraempresas.com.br2015-07-24 → 2016-02-25 · 4 obs
● 2015-07-24 14:43:14
● 2016-02-25 13:01:02
○ 2017-01-08 01:28:40
○ 2026-07-12 17:51:06
○NSns3.linode.com2017-01-08 → 2019-12-25 · 5 obs
○ 2016-02-25 13:01:02
● 2017-01-08 01:28:40
● 2019-12-25 02:22:34
○ 2026-05-28 17:29:48
○ 2026-07-12 17:51:06
●NSns3.locaweb.com.br2026-05-28 → 2026-07-12 · 3 obs
○ 2019-12-25 02:22:34
● 2026-05-28 17:29:48
● 2026-07-12 17:51:06
○NSns3.terraempresas.com.br2015-07-24 → 2016-02-25 · 4 obs
● 2015-07-24 14:43:14
● 2016-02-25 13:01:02
○ 2017-01-08 01:28:40
○ 2026-07-12 17:51:06
○NSns4.linode.com2017-01-08 → 2019-12-25 · 5 obs
○ 2016-02-25 13:01:02
● 2017-01-08 01:28:40
● 2019-12-25 02:22:34
○ 2026-05-28 17:29:48
○ 2026-07-12 17:51:06
○NSns5.linode.com2017-01-08 → 2019-12-25 · 5 obs
○ 2016-02-25 13:01:02
● 2017-01-08 01:28:40
● 2019-12-25 02:22:34
○ 2026-05-28 17:29:48
○ 2026-07-12 17:51:06
●MXalt1.aspmx.l.google.com2015-07-24 → 2026-07-12 · 2 obs
● 2015-07-24 14:43:14
● 2026-07-12 17:51:06
●MXalt2.aspmx.l.google.com2015-07-24 → 2026-07-12 · 2 obs
● 2015-07-24 14:43:14
● 2026-07-12 17:51:06
●MXalt3.aspmx.l.google.com2017-01-08 → 2026-07-12 · 3 obs
○ 2016-02-25 13:01:02
● 2017-01-08 01:28:40
● 2026-07-12 17:51:06
●MXalt4.aspmx.l.google.com2017-01-08 → 2026-07-12 · 3 obs
○ 2016-02-25 13:01:02
● 2017-01-08 01:28:40
● 2026-07-12 17:51:06
●MXaspmx.l.google.com2015-07-24 → 2026-07-12 · 2 obs
● 2015-07-24 14:43:14
● 2026-07-12 17:51:06
○MXaspmx2.googlemail.com2015-07-24 → 2016-02-25 · 4 obs
● 2015-07-24 14:43:14
● 2016-02-25 13:01:02
○ 2017-01-08 01:28:40
○ 2026-07-12 17:51:06
○MXaspmx3.googlemail.com2015-07-24 → 2016-02-25 · 4 obs
● 2015-07-24 14:43:14
● 2016-02-25 13:01:02
○ 2017-01-08 01:28:40
○ 2026-07-12 17:51:06
○MXaspmx4.googlemail.com2015-07-24 → 2016-02-25 · 4 obs
● 2015-07-24 14:43:14
● 2016-02-25 13:01:02
○ 2017-01-08 01:28:40
○ 2026-07-12 17:51:06
○MXaspmx5.googlemail.com2015-07-24 → 2016-02-25 · 4 obs
● 2015-07-24 14:43:14
● 2016-02-25 13:01:02
○ 2017-01-08 01:28:40
○ 2026-07-12 17:51:06
●A191.252.4.52026-05-28 → 2026-07-12 · 3 obs
○ 2019-12-25 02:22:34
● 2026-05-28 17:29:48
● 2026-07-12 17:51:06
○A2600:3c02::f03c:91ff:fe96:62ec2017-01-08 → 2019-12-25 · 5 obs
○ 2016-02-25 13:01:02
● 2017-01-08 01:28:40
● 2019-12-25 02:22:34
○ 2026-05-28 17:29:48
○ 2026-07-12 17:51:06
○A69.49.115.402015-07-24 → 2016-02-25 · 4 obs
● 2015-07-24 14:43:14
● 2016-02-25 13:01:02
○ 2017-01-08 01:28:40
○ 2026-07-12 17:51:06
○A74.207.232.1362017-01-08 → 2019-12-25 · 5 obs
○ 2016-02-25 13:01:02
● 2017-01-08 01:28:40
● 2019-12-25 02:22:34
○ 2026-05-28 17:29:48
○ 2026-07-12 17:51:06

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
brf.dns.br, b.dns.br, a.dns.br, c.dns.br...-
stud10.com.brns3.locaweb.com.br, ns1.locaweb.com.br, ns2.locaweb.com.br6 records

✅ Authoritative Response

Server:187.45.248.254

NS records: ns3.locaweb.com.br, ns1.locaweb.com.br, ns2.locaweb.com.br

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for stud10.com.br (unsigned zone)

⏱️ Timing

Total: 913ms | Queries: -

📄 Records

TypeCountSample Data
A1191.252.4.5
NS3ns2.locaweb.com.br, ns1.locaweb.com.br...
MX5alt1.aspmx.l.google.com (pri: 5), alt4.aspmx.l.google.com (pri: 10)...
TXT2_globalsign-domain-verification=OZP0deRQ, v=spf1 include:_spf.locaweb.com.br; incl
SOA1ns1.locaweb.com.br postmaster.locaweb.co

📌 Glue Records Collected

Total: 6

Out-of-bailiwick: 6 (ns3.locaweb.com.br, ns2.locaweb.com.br, ns1.locaweb.com.br...)

Analysis

IP Addresses

stud10.com.br resolves to one IP address: 191.252.4.5.

edercontabil.com.br, digifix.com.br, montebianco.ind.br and two other host names share IP numbers with stud10.com.br.

Name Servers

stud10.com.br carries NS records delegating to ns1.locaweb.com.br, ns2.locaweb.com.br and ns3.locaweb.com.br.

stud10.com.br shares at least some of its name servers with other domains, including turistur.com.br, fjc.org.br, contabilizando.net and two others.

ns1.locaweb.com.br, ns2.locaweb.com.br and ns3.locaweb.com.br are three hostnames that each resolve to a pair of IP addresses: ns1.locaweb.com.br to 186.202.8.254 and 2804:218:7000:0:186:202:8:254, ns2.locaweb.com.br to 187.45.248.254 and 2804:218:7001:0:187:45:248:254, and ns3.locaweb.com.br to 189.126.101.254 and 2804:218:7002:0:189:126:101:254.

Mail Servers

stud10.com.br is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.

stud10.com.br has at least partial mail server overlap with other domains such as garmmo.com, ns500765.ns500734.ns500699.ns500734.ns500734.ns500699.ns500734.ns500588.ns500588.ns500693.ns500699.ns500588.ns500588.ns500588.ns500612.ns500588.ns500578.ns500110.dtrkdll.com, ns500768.ns500758.ns500759.ns500759.ns500698.ns500698.ns500735.ns500735.ns500735.ns500735.ns500576.ns500576.ns500652.ns500619.ns500619.trackreceptor.com and two more.

These mail servers commonly co-occur with mail servers alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and 3 others.

Hostnames that resolve to two IP addresses:

aspmx.l.google.com resolves to two addresses: 142.251.163.27 and 2607:f8b0:4004:c23::1b.

alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1b.

alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.27 and 2a00:1450:400b:c02::1a.

alt3.aspmx.l.google.com resolves to two addresses: 192.178.223.27 and 2a00:1450:4009:c0f::1b.

alt4.aspmx.l.google.com resolves to two addresses: 172.253.157.27 and 2a00:1450:400c:c23::1b.