oup.com.br - robtex.com
oup.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=2026212402 | ||||||
rank #3694 in the tld
WOT: SAFE (69/100)
Subdomains
www.oup.com.br |
Same first word
Similar names
DNS History
9 records (8 active, 1 former)
●NSns1.locaweb.com.br2015-08-15 → 2026-07-31 · 2 obs
● 2026-07-31 16:56:12
●NSns2.locaweb.com.br2015-08-15 → 2026-07-31 · 2 obs
● 2026-07-31 16:56:12
●NSns3.locaweb.com.br2015-08-15 → 2026-07-31 · 2 obs
● 2026-07-31 16:56:12
●MXmx.a.locaweb.com.br2015-08-15 → 2026-07-31 · 2 obs
● 2026-07-31 16:56:12
●MXmx.b.locaweb.com.br2015-08-15 → 2026-07-31 · 2 obs
● 2026-07-31 16:56:12
●MXmx.core.locaweb.com.br2015-08-15 → 2026-07-31 · 2 obs
● 2026-07-31 16:56:12
●MXmx.jk.locaweb.com.br2015-08-15 → 2026-07-31 · 2 obs
● 2026-07-31 16:56:12
○A186.202.153.872015-08-15 → 2017-03-24 · 4 obs
● 2017-03-24 17:15:20
○ 2026-05-16 00:12:00
○ 2026-07-31 16:56:12
●A186.202.153.932026-05-16 → 2026-07-31 · 3 obs
● 2026-05-16 00:12:00
● 2026-07-31 16:56:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| br | a.dns.br, b.dns.br, c.dns.br, d.dns.br... | - |
| oup.com.br | ns1.locaweb.com.br, ns2.locaweb.com.br, ns3.locaweb.com.br | 6 records |
✅ Authoritative Response
Server:187.45.248.254
NS records: ns1.locaweb.com.br, ns2.locaweb.com.br, ns3.locaweb.com.br
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for oup.com.br (unsigned zone)
⏱️ Timing
Total: 802ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 186.202.153.93 |
| NS | 3 | ns3.locaweb.com.br, ns2.locaweb.com.br... |
| MX | 4 | mx.jk.locaweb.com.br (pri: 20), mx.a.locaweb.com.br (pri: 20)... |
| TXT | 2 | v=spf1 include:_spf.locaweb.com.br ?all, globalsign-domain-verification=214FA942F |
| SOA | 1 | ns1.locaweb.com.br hostmaster.locaweb.co |
📌 Glue Records Collected
Total: 6
Out-of-bailiwick: 6 (ns1.locaweb.com.br, ns2.locaweb.com.br, ns3.locaweb.com.br...)
Analysis
Hierarchy
oup.com.br serves as the parent of www.oup.com.br.
IP Addresses
oup.com.br resolves to just one IP address, 186.202.153.93.
Two other host names, along with supremadobrasil.com.br, perfectvision.com.br and hospitaldiavitoria.com.br, also share IP numbers with oup.com.br.
Name Servers
The authoritative name servers for oup.com.br are ns1.locaweb.com.br, ns2.locaweb.com.br and ns3.locaweb.com.br — three in total.
oup.com.br has at least partial name server overlap with other domains, such as sensumadministradora.com.br, colegiobassanodata.com.br, hotmirror.com.br and two others.
ns1.locaweb.com.br, ns2.locaweb.com.br and ns3.locaweb.com.br all resolve to exactly two IP numbers apiece: ns1.locaweb.com.br → 186.202.8.254 and 2804:218:7000:0:186:202:8:254; ns2.locaweb.com.br → 187.45.248.254 and 2804:218:7001:0:187:45:248:254; ns3.locaweb.com.br → 189.126.101.254 and 2804:218:7002:0:189:126:101:254.
Mail Servers
oup.com.br has four mail servers: mx.a.locaweb.com.br, mx.b.locaweb.com.br, mx.core.locaweb.com.br and mx.jk.locaweb.com.br.
There is at least a partial MX overlap between oup.com.br and other domains, including hayamengenharia.com, motoscarton.com.br, onlinecertificadora.com.br and two others.
The hosts mx.a.locaweb.com.br, mx.b.locaweb.com.br, mx.core.locaweb.com.br and mx.jk.locaweb.com.br all resolve to exactly one IP address each: 186.202.4.42, 177.153.23.242, 177.153.23.241 and 200.234.204.130 respectively.