sfera-web.com - robtex.com
sfera-web.com
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1784556232 | ||||||
Subdomains
mx.sfera-web.com |
Same first word
sfera-web.com |
Similar names
DNS History
10 records (6 active, 4 former)
●NSdns.technorail.com2016-12-19 → 2026-07-20 · 2 obs
● 2026-07-20 14:18:54
●NSdns2.technorail.com2016-12-19 → 2026-07-20 · 2 obs
● 2026-07-20 14:18:54
●NSdns3.arubadns.net2016-12-19 → 2026-07-20 · 2 obs
● 2026-07-20 14:18:54
●NSdns4.arubadns.cz2016-12-19 → 2026-07-20 · 2 obs
● 2026-07-20 14:18:54
●MXmx.sfera-web.com2016-12-19 → 2026-07-20 · 2 obs
● 2026-07-20 14:18:54
●A31.11.35.1112026-04-16 → 2026-07-20 · 3 obs
● 2026-04-16 12:15:14
● 2026-07-20 14:18:54
○A62.149.128.1512016-12-19 → 2020-01-28 · 4 obs
● 2020-01-28 07:34:52
○ 2026-04-16 12:15:14
○ 2026-07-20 14:18:54
○A62.149.128.1542016-12-19 → 2020-01-28 · 4 obs
● 2020-01-28 07:34:52
○ 2026-04-16 12:15:14
○ 2026-07-20 14:18:54
○A62.149.128.1572016-12-19 → 2020-01-28 · 4 obs
● 2020-01-28 07:34:52
○ 2026-04-16 12:15:14
○ 2026-07-20 14:18:54
○A62.149.128.1602016-12-19 → 2020-01-28 · 4 obs
● 2020-01-28 07:34:52
○ 2026-04-16 12:15:14
○ 2026-07-20 14:18:54
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| sfera-web.com | dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz, dns3.arubadns.net | 4 records |
✅ Authoritative Response
Server:81.2.216.238
NS records: dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz, dns3.arubadns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sfera-web.com (unsigned zone)
⏱️ Timing
Total: 473ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.11.35.111 |
| NS | 4 | dns2.technorail.com, dns4.arubadns.cz... |
| MX | 1 | mx.sfera-web.com (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.aruba.it ~all |
| SOA | 1 | dns.technorail.com hostmaster.sfera-web. |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (dns2.technorail.com, dns2.technorail.com, dns.technorail.com...)
Analysis
Hierarchy
mx.sfera-web.com is a subdomain of sfera-web.com.
IP Addresses
sfera-web.com resolves to just one IP address, 31.11.35.111.
Two other host names, along with pronext.org, gifral.com and motociclidestefanis.it, also share IP numbers with sfera-web.com.
Name Servers
The NS records for sfera-web.com point to four name servers: dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz and dns3.arubadns.net.
The name servers of sfera-web.com overlap at least partially with those of other domains — among them euretos.it, cantierebovisa.it, ilbranco.net 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 sfera-web.com is mx.sfera-web.com.
The hostname mx.sfera-web.com resolves to the four IP addresses 62.149.128.151, 62.149.128.154, 62.149.128.157 and 62.149.128.160.