sdum.com - dns.ninja
sdum.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=1785158227 | ||||||
Subdomains
mx.sdum.com |
Same first word
Similar names
DNS History
10 records (10 active, 0 former)
●NSdns.technorail.com2015-07-07 → 2026-07-27 · 2 obs
● 2026-07-27 13:18:14
●NSdns2.technorail.com2015-07-07 → 2026-07-27 · 2 obs
● 2026-07-27 13:18:14
●NSdns3.arubadns.net2015-07-07 → 2026-07-27 · 2 obs
● 2026-07-27 13:18:14
●NSdns4.arubadns.cz2015-07-07 → 2026-07-27 · 2 obs
● 2026-07-27 13:18:14
●MXmx.sdum.com2015-07-07 → 2026-07-27 · 2 obs
● 2026-07-27 13:18:14
●A62.149.128.1512015-07-07 → 2026-07-27 · 2 obs
● 2026-07-27 13:18:14
●A62.149.128.1542015-07-07 → 2026-07-27 · 2 obs
● 2026-07-27 13:18:14
●A62.149.128.1572015-07-07 → 2026-07-27 · 2 obs
● 2026-07-27 13:18:14
●A62.149.128.1632015-07-07 → 2026-07-27 · 2 obs
● 2026-07-27 13:18:14
●A62.149.128.1662015-07-07 → 2026-07-27 · 2 obs
● 2026-07-27 13:18:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, f.gtld-servers.net, b.gtld-servers.net... | - |
| sdum.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 sdum.com (unsigned zone)
⏱️ Timing
Total: 678ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 5 | 62.149.128.166, 62.149.128.157... |
| NS | 4 | dns4.arubadns.cz, dns3.arubadns.net... |
| MX | 1 | mx.sdum.com (pri: 10) |
| TXT | 2 | google-site-verification=rdJEra0nLi6kF4_, v=spf1 ip4:93.174.64.0/21 include:musvc. |
| SOA | 1 | dns.technorail.com hostmaster.sdum.com |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (dns2.technorail.com, dns2.technorail.com, dns.technorail.com...)
Analysis
Hierarchy
The domain mx.sdum.com falls under the parent sdum.com.
IP Addresses
sdum.com resolves to five IP numbers: 62.149.128.151, 62.149.128.154, 62.149.128.157 and two others
Two other host names, along with mx.maximaservice.com, mx.geicoservizi.com and mx.sanitaserviceaslfg.it, also share IP numbers with sdum.com.
Name Servers
The NS records for sdum.com point to four name servers: dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz and dns3.arubadns.net.
At least some of sdum.com's name servers are shared with other domains, for example mailcoop.it, filp.tv, rolexlimitededition.com 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
The sole mail server for sdum.com is mx.sdum.com.
With 8 IP addresses total, mx.sdum.com resolves to 62.149.128.72, 62.149.128.74, 62.149.128.151 and 5 others.