centrostudi.org - robtex.com
centrostudi.org
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1785795245 | ||||||
Subdomains
Same first word
centrostudi.info |
centrostudi.org |
centrostudi.it |
Similar names
DNS History
13 records (7 active, 6 former)
●NSdns.technorail.com2026-07-02 → 2026-08-03 · 3 obs
● 2026-07-02 16:45:54
● 2026-08-03 22:37:32
●NSdns2.technorail.com2026-07-02 → 2026-08-03 · 3 obs
● 2026-07-02 16:45:54
● 2026-08-03 22:37:32
●NSdns3.arubadns.net2026-07-02 → 2026-08-03 · 3 obs
● 2026-07-02 16:45:54
● 2026-08-03 22:37:32
●NSdns4.arubadns.cz2026-07-02 → 2026-08-03 · 3 obs
● 2026-07-02 16:45:54
● 2026-08-03 22:37:32
○NSns1.systemdns.com2015-12-12 → 2017-06-21 · 5 obs
● 2015-12-12 20:29:44
● 2017-06-21 17:17:28
○ 2026-07-02 16:45:54
○ 2026-08-03 22:37:32
○NSns1.webhosting24.com2015-08-02 → 2015-08-02 · 3 obs
○ 2015-12-12 20:29:44
○ 2026-08-03 22:37:32
○NSns2.systemdns.com2015-12-12 → 2017-06-21 · 5 obs
● 2015-12-12 20:29:44
● 2017-06-21 17:17:28
○ 2026-07-02 16:45:54
○ 2026-08-03 22:37:32
○NSns2.webhosting24.com2015-08-02 → 2015-08-02 · 3 obs
○ 2015-12-12 20:29:44
○ 2026-08-03 22:37:32
○NSns3.systemdns.com2015-12-12 → 2017-06-21 · 5 obs
● 2015-12-12 20:29:44
● 2017-06-21 17:17:28
○ 2026-07-02 16:45:54
○ 2026-08-03 22:37:32
○MXmail.centrostudi.org2015-08-02 → 2017-06-21 · 4 obs
● 2017-06-21 17:17:28
○ 2026-07-02 16:45:54
○ 2026-08-03 22:37:32
●MXmx.centrostudi.org2026-07-02 → 2026-08-03 · 3 obs
● 2026-07-02 16:45:54
● 2026-08-03 22:37:32
●A2a00:6d40:4:2::c208:402026-07-02 → 2026-08-03 · 2 obs
● 2026-08-03 22:37:32
●A89.46.104.402026-07-02 → 2026-08-03 · 2 obs
● 2026-08-03 22:37:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b2.org.afilias-nst.org, d0.org.afilias-nst.org, b0.org.afilias-nst.org | - |
| centrostudi.org | dns.technorail.com, dns2.technorail.com, dns3.arubadns.net, dns4.arubadns.cz | - |
✅ Authoritative Response
Server:81.2.216.238
NS records: dns.technorail.com, dns2.technorail.com, dns3.arubadns.net, dns4.arubadns.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for centrostudi.org (unsigned zone)
⏱️ Timing
Total: 720ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 89.46.104.40 |
| AAAA | 1 | 2a00:6d40:4:2::c208:40 |
| NS | 4 | dns.technorail.com, dns4.arubadns.cz... |
| MX | 1 | mx.centrostudi.org (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.aruba.it -all |
| SOA | 1 | dns.technorail.com hostmaster.centrostud |
Analysis
Hierarchy
mx.centrostudi.org and mail.centrostudi.org are both subdomains of centrostudi.org.
IP Addresses
centrostudi.org has two IP addresses: 89.46.104.40 and 2a00:6d40:4:2::c208:40
roccaro.it, obiettivotropici.com, cinemasottoriva.com and two other host names share IP numbers with centrostudi.org.
Name Servers
The authoritative name servers for centrostudi.org are dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz and dns3.arubadns.net.
At least some of centrostudi.org's name servers are shared with other domains, for example 4anyjob.it, azgnotai.it, htotps.net and two more.
Four hostnames, each resolving to a pair of IP addresses: dns2.technorail.com directs to 95.110.136.8 and 2a00:6d42:3:2096::f:1; dns.technorail.com directs to 94.177.210.13 and 2a00:6d40:2:2082::f:1; dns4.arubadns.cz directs to 81.2.216.238 and 2001:15e8:104:4::d8ee; dns3.arubadns.net directs to 95.110.220.5 and 2a00:6d41:3:206e::f:1.
Mail Servers
Mail for centrostudi.org is handled by a single mail server, mx.centrostudi.org.
mx.centrostudi.org resolves to 7 IP addresses — 62.149.128.74, 62.149.128.151, 62.149.128.154 and 4 others.