plus4.it - dns.ninja
plus4.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 2026-08-01 #21 | ||||||
Subdomains
mx.plus4.it |
Same first word
plus4.ch |
plus4.altervista.org |
plus4.it |
plus4.de |
plus4.ru |
plus4.tv |
plus4.co.uk |
plus4.org |
plus4.co.nz |
plus4.net |
plus4.co |
plus4.com |
Similar names
DNS History
11 records (6 active, 5 former)
●NSdns.technorail.com2026-02-15 → 2026-08-01 · 3 obs
● 2026-02-15 16:51:28
● 2026-08-01 19:38:08
●NSdns2.technorail.com2026-02-15 → 2026-08-01 · 3 obs
● 2026-02-15 16:51:28
● 2026-08-01 19:38:08
●NSdns3.arubadns.net2026-02-15 → 2026-08-01 · 3 obs
● 2026-02-15 16:51:28
● 2026-08-01 19:38:08
●NSdns4.arubadns.cz2026-02-15 → 2026-08-01 · 3 obs
● 2026-02-15 16:51:28
● 2026-08-01 19:38:08
○NSns1.criticalcase.com2015-08-15 → 2017-04-08 · 4 obs
● 2017-04-08 07:10:34
○ 2026-02-15 16:51:28
○ 2026-08-01 19:38:08
○NSns2.criticalcase.com2015-08-15 → 2017-04-08 · 4 obs
● 2017-04-08 07:10:34
○ 2026-02-15 16:51:28
○ 2026-08-01 19:38:08
○NSns3.criticalcase.com2015-08-15 → 2017-04-08 · 4 obs
● 2017-04-08 07:10:34
○ 2026-02-15 16:51:28
○ 2026-08-01 19:38:08
○MXmail.plus4.it2015-08-15 → 2017-04-08 · 4 obs
● 2017-04-08 07:10:34
○ 2026-02-15 16:51:28
○ 2026-08-01 19:38:08
●MXmx.plus4.it2026-02-15 → 2026-08-01 · 3 obs
● 2026-02-15 16:51:28
● 2026-08-01 19:38:08
○A195.88.6.2222015-08-15 → 2017-04-08 · 4 obs
● 2017-04-08 07:10:34
○ 2026-02-15 16:51:28
○ 2026-08-01 19:38:08
●A51.20.49.1492026-02-15 → 2026-08-01 · 3 obs
● 2026-02-15 16:51:28
● 2026-08-01 19:38:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| it | a.dns.it, m.dns.it, r.dns.it, v.dns.it... | 12 records |
| plus4.it | dns.technorail.com, dns4.arubadns.cz, dns3.arubadns.net, dns2.technorail.com | - |
✅ Authoritative Response
Server:81.2.216.238
NS records: dns.technorail.com, dns4.arubadns.cz, dns3.arubadns.net, dns2.technorail.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for plus4.it (unsigned zone)
⏱️ Timing
Total: 996ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 51.20.49.149 |
| NS | 4 | dns4.arubadns.cz, dns.technorail.com... |
| MX | 1 | mx.plus4.it (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.aruba.it ~all |
| SOA | 1 | dns.technorail.com hostmaster.plus4.it |
📌 Glue Records Collected
Total: 12
In-bailiwick: 12 (a.dns.it, m.dns.it, r.dns.it...)
Analysis
Hierarchy
mx.plus4.it is a subdomain of plus4.it.
IP Addresses
plus4.it resolves to just one IP address, 51.20.49.149.
Other host names share IP numbers with plus4.it; ec2-51-20-49-149.eu-north-1.compute.amazonaws.com is one such example.
Name Servers
The NS records for plus4.it point to four name servers: dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz and dns3.arubadns.net.
The name servers of plus4.it overlap at least partially with those of other domains — among them clibit.it, ilfiordaliso.eu, castellucciodinorcia.eu and two more.
Each of the four hosts dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz and dns3.arubadns.net has two IP addresses. dns2.technorail.com points to 95.110.136.8 and 2a00:6d42:3:2096::f:1. dns.technorail.com points to 94.177.210.13 and 2a00:6d40:2:2082::f:1. dns4.arubadns.cz points to 81.2.216.238 and 2001:15e8:104:4::d8ee. dns3.arubadns.net points to 95.110.220.5 and 2a00:6d41:3:206e::f:1.
Mail Servers
The sole mail server for plus4.it is mx.plus4.it.
With 7 IP addresses total, mx.plus4.it resolves to 62.149.128.74, 62.149.128.151, 62.149.128.154 and 4 others.