osus.pt - robtex.com
osus.pt
| DNSSEC | ⚠️ Not signed | ||||||
| A | 195.22.21.20🇵🇹 CLARANET-AS195.22.0.0/19 Claranet Portugal | ||||||
| NS | ns2.claranet.pt ⭐ | ||||||
| A | 2001:4cc0:cafe:cafe::3🇵🇹 CLARANET-AS2001:4cc0::/32 Claranet Portugal | ||||||
| PTR | ns2.claranet.pt | ||||||
| A | 195.22.0.205🇵🇹 CLARANET-AS195.22.0.0/19 Claranet Portugal | ||||||
| PTR | ns2.claranet.pt | ||||||
| NS | ns.claranet.pt | ||||||
| A | 2001:4cc0:cafe:cafe::2🇵🇹 CLARANET-AS2001:4cc0::/32 Claranet Portugal | ||||||
| PTR | ns.claranet.pt | ||||||
| A | 195.22.0.204🇵🇹 CLARANET-AS195.22.0.0/19 Claranet Portugal | ||||||
| PTR | ns.claranet.pt | ||||||
| MX | mail.osus.pt ⭐ | ||||||
| A | 195.22.21.20🇵🇹 CLARANET-AS195.22.0.0/19 Claranet Portugal | ||||||
| SOA | ns.claranet.pthostmaster@claranet.pt 2022-05-12 #0 | ||||||
pt
| DNSSEC | ⚠️ Not signed | ||||||
| NS | curiosity.dns.pt ⭐ | ||||||
| NS | a.dns.pt | ||||||
| NS | b.dns.pt | ||||||
| NS | c.dns.pt | ||||||
| NS | d.dns.pt | ||||||
| NS | e.dns.pt | ||||||
| NS | g.dns.pt | ||||||
| NS | h.dns.pt | ||||||
| NS | ns.dns.br | ||||||
| NS | ns2.nic.fr | ||||||
| SOA | curiosity.dns.ptrequest@dns.pt 2026-04-13 #35 | ||||||
Same first word
osus.ch |
osus.co |
osus.pt |
osus.cn |
osus.lt |
osus.org |
osus.de |
osus.com.sa |
osus.com.cn |
osus.com |
osus.net |
osus.ae |
osus.nl |
osus.info |
Similar names
DNS History
4 records (4 active, 0 former)
●NSns.claranet.pt2026-04-12 → 2026-04-13 · 2 obs
● 2026-04-13 17:00:16
●NSns2.claranet.pt2026-04-12 → 2026-04-13 · 2 obs
● 2026-04-13 17:00:16
●MXmail.osus.pt2026-04-12 → 2026-04-13 · 2 obs
● 2026-04-13 17:00:16
●A195.22.21.202026-04-12 → 2026-04-13 · 2 obs
● 2026-04-13 17:00:16
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| pt | a.dns.pt, b.dns.pt, c.dns.pt, d.dns.pt... | 18 records |
| osus.pt | ns.claranet.pt, ns2.claranet.pt | 4 records |
✅ Authoritative Response
Server:195.22.0.204
NS records: ns.claranet.pt, ns2.claranet.pt
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for osus.pt (unsigned zone)
⏱️ Timing
Total: 584ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 195.22.21.20 |
| NS | 2 | ns2.claranet.pt, ns.claranet.pt |
| MX | 1 | mail.osus.pt (pri: 10) |
| SOA | 1 | ns.claranet.pt hostmaster.claranet.pt |
📌 Glue Records Collected
Total: 22
In-bailiwick: 14 (a.dns.pt, a.dns.pt, b.dns.pt...)
Out-of-bailiwick: 8 (ns.dns.br, ns.dns.br, ns2.nic.fr...)
Analysis
IP Addresses
osus.pt points to a single IP number: 195.22.21.20.
Other host names, for instance manzonline.info, www.manz.pt, mail.manzonline.info, mail.iberanime.com and manzwine.com share IP numbers with osus.pt.
Name Servers
osus.pt is delegated to two name servers: ns2.claranet.pt and ns.claranet.pt.
osus.pt uses the same name server setup as other domains, for instance 13.22.195.in-addr.arpa, motivo.pt, oasrs.org, 2.22.195.in-addr.arpa and torricentro.pt.
osus.pt shares name servers with other domains at least partially, for instance 60.172.80.in-addr.arpa, 162.172.80.in-addr.arpa, cm-alcanena.pt, 233.172.80.in-addr.arpa and spsadvogados.com.
These name servers are often used with ns2.esoterica.pt, ns.esoterica.pt, ns1.interpacket.net, auth02.ns.uu.net and mail.claranet.pt.
Host names with two IP numbers:
The host ns2.claranet.pt points to 2001:4cc0:cafe:cafe::3 and 195.22.0.205.
The host ns.claranet.pt points to 2001:4cc0:cafe:cafe::2 and 195.22.0.204.
Mail Servers
The mail server for osus.pt is mail.osus.pt.
Host name mail.osus.pt resolves to IP 195.22.21.20.