u4web.it - robtex.com
u4web.it
it
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns.nic.it ⭐ | ||||||
| NS | a.dns.it | ||||||
| NS | m.dns.it | ||||||
| NS | nameserver.cnr.it | ||||||
| NS | r.dns.it | ||||||
| NS | v.dns.it | ||||||
| SOA | dns.nic.ithostmaster@nic.it 2026-03-27 #14 | ||||||
Subdomains
mx.u4web.it |
Same first word
Similar names
DNS History
10 records (6 active, 4 former)
●NSdns.technorail.com2015-07-23 → 2026-03-27 · 2 obs
● 2026-03-27 13:39:12
●NSdns2.technorail.com2015-07-23 → 2026-03-27 · 2 obs
● 2026-03-27 13:39:12
●NSdns3.arubadns.net2015-07-23 → 2026-03-27 · 2 obs
● 2026-03-27 13:39:12
●NSdns4.arubadns.cz2015-07-23 → 2026-03-27 · 2 obs
● 2026-03-27 13:39:12
○MXmail.u4web.it2015-07-23 → 2020-01-17 · 4 obs
● 2020-01-17 06:54:22
○ 2026-02-20 15:10:24
○ 2026-03-27 13:39:12
●MXmx.u4web.it2026-02-20 → 2026-03-27 · 3 obs
● 2026-02-20 15:10:24
● 2026-03-27 13:39:12
●A54.36.234.2092026-02-20 → 2026-03-27 · 3 obs
● 2026-02-20 15:10:24
● 2026-03-27 13:39:12
○A54.37.92.1282020-01-17 → 2020-01-17 · 4 obs
● 2020-01-17 06:54:22
○ 2026-02-20 15:10:24
○ 2026-03-27 13:39:12
○A95.110.231.632015-07-23 → 2015-11-21 · 4 obs
● 2015-11-21 15:42:20
○ 2016-03-14 03:31:08
○ 2026-03-27 13:39:12
○A95.110.234.1592016-03-14 → 2017-03-23 · 5 obs
● 2016-03-14 03:31:08
● 2017-03-23 15:58:34
○ 2020-01-17 06:54:22
○ 2026-03-27 13:39:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| it | r.dns.it, dns.nic.it, m.dns.it, nameserver.cnr.it... | - |
| u4web.it | dns3.arubadns.net, dns.technorail.com, dns2.technorail.com, dns4.arubadns.cz | - |
✅ Authoritative Response
Server:81.2.216.238
NS records: dns3.arubadns.net, dns.technorail.com, dns2.technorail.com, dns4.arubadns.cz
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for u4web.it (unsigned zone)
⏱️ Timing
Total: 686ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 54.36.234.209 |
| NS | 4 | dns4.arubadns.cz, dns2.technorail.com... |
| MX | 1 | mx.u4web.it (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.aruba.it ~all |
| SOA | 1 | dns.technorail.com hostmaster.u4web.it |
Analysis
Hierarchy
The parent of mx.u4web.it is u4web.it.
IP Addresses
u4web.it points to a single IP: 54.36.234.209.
Other host names, for example contrattilocazione.com, ip209.ip-54-36-234.eu, www.contrattilocazione.com and i4m.it share IP numbers with u4web.it.
Name Servers
u4web.it's delegation is handled by four name servers: dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz and dns3.arubadns.net.
u4web.it partially shares name servers with other domains; examples include lanard.it, 91.231.195.in-addr.arpa, artedeltreno.com, schnickel.org and campoverdeagricola.it.
Host names with two IPs:
dns2.technorail.com points to 2a00:6d42:3:2096::f:1 and 95.110.136.8
dns.technorail.com points to 2a00:6d40:2:2082::f:1 and 94.177.210.13
dns4.arubadns.cz points to 2001:15e8:104:4::d8ee and 81.2.216.238
dns3.arubadns.net points to 2a00:6d41:3:206e::f:1 and 95.110.220.5
Mail Servers
u4web.it is handled by a single mail server, mx.u4web.it.
mx.u4web.it points to seven IP numbers: 62.149.128.74, 62.149.128.151, 62.149.128.154, 62.149.128.157, 62.149.128.160, 62.149.128.163 and 62.149.128.166.