upstudy.com.br - dns.ninja
upstudy.com.br
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=2026167352 | ||||||
rank #3959 in the tld
WOT: SAFE (69/100)
Same first word
Similar names
studyup.pk |
studyup.de |
studyup.pt |
studyup.com |
pustudy.com |
studyup.vn |
studyup.com.vn |
studyup.jp |
studyup.net |
studyup.club |
DNS History
16 records (7 active, 9 former)
●NSa.sec.dns.br2026-03-23 → 2026-06-16 · 3 obs
● 2026-03-23 23:59:02
● 2026-06-16 14:45:00
●NSc.sec.dns.br2026-03-23 → 2026-06-16 · 3 obs
● 2026-03-23 23:59:02
● 2026-06-16 14:45:00
○NSns1.(0x666170)net.com.br2020-03-17 → 2020-03-17 · 4 obs
● 2020-03-17 19:19:34
○ 2026-03-23 23:59:02
○ 2026-06-16 14:45:00
○NSns1.mediatemple.net2015-06-02 → 2016-10-25 · 4 obs
● 2016-10-25 13:18:54
○ 2020-03-17 19:19:34
○ 2026-06-16 14:45:00
○NSns2.(0x666170)net.com.br2020-03-17 → 2020-03-17 · 4 obs
● 2020-03-17 19:19:34
○ 2026-03-23 23:59:02
○ 2026-06-16 14:45:00
○NSns2.mediatemple.net2015-06-02 → 2016-10-25 · 4 obs
● 2016-10-25 13:18:54
○ 2020-03-17 19:19:34
○ 2026-06-16 14:45:00
●MXalt1.aspmx.l.google.com2020-03-17 → 2026-06-16 · 3 obs
● 2020-03-17 19:19:34
● 2026-06-16 14:45:00
●MXalt2.aspmx.l.google.com2020-03-17 → 2026-06-16 · 3 obs
● 2020-03-17 19:19:34
● 2026-06-16 14:45:00
●MXalt3.aspmx.l.google.com2026-03-23 → 2026-06-16 · 3 obs
● 2026-03-23 23:59:02
● 2026-06-16 14:45:00
●MXalt4.aspmx.l.google.com2026-03-23 → 2026-06-16 · 3 obs
● 2026-03-23 23:59:02
● 2026-06-16 14:45:00
●MXaspmx.l.google.com2020-03-17 → 2026-06-16 · 3 obs
● 2020-03-17 19:19:34
● 2026-06-16 14:45:00
○MXaspmx2.googlemail.com2020-03-17 → 2020-03-17 · 4 obs
● 2020-03-17 19:19:34
○ 2026-03-23 23:59:02
○ 2026-06-16 14:45:00
○MXaspmx3.googlemail.com2020-03-17 → 2020-03-17 · 4 obs
● 2020-03-17 19:19:34
○ 2026-03-23 23:59:02
○ 2026-06-16 14:45:00
○MXmail.upstudy.com.br2015-06-02 → 2016-10-25 · 4 obs
● 2016-10-25 13:18:54
○ 2020-03-17 19:19:34
○ 2026-06-16 14:45:00
○A184.168.47.2252015-06-02 → 2016-10-25 · 4 obs
● 2016-10-25 13:18:54
○ 2020-03-17 19:19:34
○ 2026-06-16 14:45:00
○A67.225.240.1142020-03-17 → 2020-03-17 · 4 obs
● 2020-03-17 19:19:34
○ 2026-03-23 23:59:02
○ 2026-06-16 14:45:00
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | a.dns.br, b.dns.br, c.dns.br, d.dns.br... | - |
| upstudy.com.br | a.sec.dns.br, c.sec.dns.br | - |
✅ Authoritative Response
Server:200.160.0.11
NS records: a.sec.dns.br, c.sec.dns.br
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1294ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | c.sec.dns.br, a.sec.dns.br |
| MX | 5 | alt3.aspmx.l.google.com (pri: 10), alt2.aspmx.l.google.com (pri: 5)... |
| TXT | 1 | v=spf1 mx include:_spf.google.com ~all |
| SOA | 1 | a.sec.dns.br hostmaster.registro.br |
Analysis
Name Servers
DNS delegation for upstudy.com.br points to two name servers: a.sec.dns.br and c.sec.dns.br.
upstudy.com.br has the same name server delegation as a number of other domains, such as usezeno.com.br, portaly.com.br, mov.pro.br and two more.
upstudy.com.br has at least partial name server overlap with other domains, such as lucianayamada.com.br, aquarol.com.br, nosdobrasil.org.br and two others.
It is common to find these name servers paired with the name servers b.sec.dns.br.
a.sec.dns.br directs to 200.160.0.11 and 2001:12ff::11. c.sec.dns.br directs to 200.189.40.11 and 2001:12f8:9:1::11. Each host name carries two IP addresses.
Mail Servers
Mail for upstudy.com.br is handled by five mail servers, namely aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and two others.
upstudy.com.br shares at least some of its mail servers with other domains — for example synerdyne.net, fantasticlife.ca, ns500841.ns500794.ns500841.ns500841.ns500794.ns500794.ns500821.ns500795.ns500821.ns500821.ns500795.ns500821.ns500821.ns500795.ns500790.ns500795.lustypartnersfinder.com and two more.
It is common for these mail servers to co-occur with alt3.aspmx.l.google.com, alt4.aspmx.l.google.com, aspmx2.googlemail.com and aspmx3.googlemail.com as mail servers.
Hosts with two IP numbers each:
aspmx.l.google.com has two IP addresses: 172.253.63.26 and 2607:f8b0:4004:c0b::1b.
alt1.aspmx.l.google.com has two IP addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1a.
alt2.aspmx.l.google.com has two IP addresses: 172.253.116.27 and 2a00:1450:400b:c02::1b.
alt3.aspmx.l.google.com has two IP addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1b.
alt4.aspmx.l.google.com has two IP addresses: 172.253.157.27 and 2a00:1450:400c:c23::1b.