bfour.it - dns.ninja
bfour.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 2026-07-31 #14 | ||||||
Subdomains
mx.bfour.it |
Same first word
bfour.de |
bfour.it |
bfour.org |
bfour.be |
bfour.com |
bfour.co |
bfour.co.uk |
bfour.dk |
bfour.com.au |
bfour.com.br |
bfour.ru |
bfour.com.my |
Similar names
DNS History
16 records (7 active, 9 former)
●NSdns.technorail.com2015-06-25 → 2026-07-31 · 2 obs
● 2026-07-31 13:32:22
●NSdns2.technorail.com2015-06-25 → 2026-07-31 · 2 obs
● 2026-07-31 13:32:22
●NSdns3.arubadns.net2015-06-25 → 2026-07-31 · 2 obs
● 2026-07-31 13:32:22
●NSdns4.arubadns.cz2015-06-25 → 2026-07-31 · 2 obs
● 2026-07-31 13:32:22
●MXmx.bfour.it2015-06-25 → 2026-07-31 · 2 obs
● 2026-07-31 13:32:22
●A2a00:6d40:4:1::c291:342026-03-27 → 2026-07-31 · 3 obs
● 2026-03-27 09:53:56
● 2026-07-31 13:32:22
○A62.149.128.1512015-06-25 → 2017-03-13 · 4 obs
● 2017-03-13 21:57:34
○ 2020-01-10 09:05:52
○ 2026-07-31 13:32:22
○A62.149.128.1542015-06-25 → 2017-03-13 · 4 obs
● 2017-03-13 21:57:34
○ 2020-01-10 09:05:52
○ 2026-07-31 13:32:22
○A62.149.128.1572015-06-25 → 2017-03-13 · 4 obs
● 2017-03-13 21:57:34
○ 2020-01-10 09:05:52
○ 2026-07-31 13:32:22
○A62.149.128.1602015-06-25 → 2017-03-13 · 4 obs
● 2017-03-13 21:57:34
○ 2020-01-10 09:05:52
○ 2026-07-31 13:32:22
○A62.149.128.1632015-06-25 → 2017-03-13 · 4 obs
● 2017-03-13 21:57:34
○ 2020-01-10 09:05:52
○ 2026-07-31 13:32:22
○A62.149.128.1662015-06-25 → 2017-03-13 · 4 obs
● 2017-03-13 21:57:34
○ 2020-01-10 09:05:52
○ 2026-07-31 13:32:22
○A62.149.128.722015-06-25 → 2017-03-13 · 4 obs
● 2017-03-13 21:57:34
○ 2020-01-10 09:05:52
○ 2026-07-31 13:32:22
○A62.149.128.742015-06-25 → 2017-03-13 · 4 obs
● 2017-03-13 21:57:34
○ 2020-01-10 09:05:52
○ 2026-07-31 13:32:22
○A62.149.140.2372020-01-10 → 2020-01-10 · 4 obs
● 2020-01-10 09:05:52
○ 2026-03-27 09:53:56
○ 2026-07-31 13:32:22
●A89.46.109.342026-03-27 → 2026-07-31 · 3 obs
● 2026-03-27 09:53:56
● 2026-07-31 13:32:22
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| it | nameserver.cnr.it, m.dns.it, v.dns.it, a.dns.it... | - |
| bfour.it | dns4.arubadns.cz, dns3.arubadns.net, dns.technorail.com, dns2.technorail.com | - |
✅ Authoritative Response
Server:94.177.210.13
NS records: dns4.arubadns.cz, dns3.arubadns.net, dns.technorail.com, dns2.technorail.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for bfour.it (unsigned zone)
⏱️ Timing
Total: 975ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 89.46.109.34 |
| AAAA | 1 | 2a00:6d40:4:1::c291:34 |
| NS | 4 | dns4.arubadns.cz, dns3.arubadns.net... |
| MX | 1 | mx.bfour.it (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.aruba.it ~all |
| SOA | 1 | dns.technorail.com hostmaster.bfour.it |
Analysis
Hierarchy
mx.bfour.it is a subdomain of bfour.it.
IP Addresses
bfour.it points to the IP addresses 89.46.109.34 and 2a00:6d40:4:1::c291:34
Additional host names — aibcelle.org, www.isteform.com, furorgallico.it and two others — share IP numbers with bfour.it.
Name Servers
bfour.it has four authoritative name servers: dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz and dns3.arubadns.net.
The name servers of bfour.it overlap at least partially with those of other domains — among them anmin.it, veronettahouse.com, net-seals.it 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
bfour.it has one mail server: mx.bfour.it.
mx.bfour.it points to 8 IP numbers: 62.149.128.72, 62.149.128.74, 62.149.128.151 and 5 other.