certsped.com - dns.ninja
certsped.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=1782759431 | ||||||
Subdomains
mx.certsped.com |
Same first word
Similar names
credstep.pl |
edcerpts.com |
cpdtrees.com.au |
pcdesert.blogspot.com |
sertecpd.it |
pcdesert.blogspot.fr |
credstep.com |
cpdtrees.com |
pcdesert.blogspot.nl |
DNS History
7 records (6 active, 1 former)
●NSdns.technorail.com2020-02-27 → 2026-06-29 · 2 obs
● 2026-06-29 19:03:30
●NSdns2.technorail.com2020-02-27 → 2026-06-29 · 2 obs
● 2026-06-29 19:03:30
●NSdns3.arubadns.net2020-02-27 → 2026-06-29 · 2 obs
● 2026-06-29 19:03:30
●NSdns4.arubadns.cz2020-02-27 → 2026-06-29 · 2 obs
● 2026-06-29 19:03:30
●MXmx.certsped.com2020-02-27 → 2026-06-29 · 2 obs
● 2026-06-29 19:03:30
○A31.11.34.202020-02-27 → 2020-02-27 · 3 obs
○ 2026-03-29 02:22:42
○ 2026-06-29 19:03:30
●A31.11.35.1562026-03-29 → 2026-06-29 · 3 obs
● 2026-03-29 02:22:42
● 2026-06-29 19:03:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | h.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, l.gtld-servers.net... | - |
| certsped.com | dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz, dns3.arubadns.net | 4 records |
✅ Authoritative Response
Server:95.110.220.5
NS records: dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz, dns3.arubadns.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for certsped.com (unsigned zone)
⏱️ Timing
Total: 685ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 31.11.35.156 |
| NS | 4 | dns2.technorail.com, dns4.arubadns.cz... |
| MX | 1 | mx.certsped.com (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.aruba.it ~all |
| SOA | 1 | dns.technorail.com hostmaster.certsped.c |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (dns2.technorail.com, dns2.technorail.com, dns.technorail.com...)
Analysis
Hierarchy
certsped.com is the parent zone for mx.certsped.com.
IP Addresses
certsped.com points to a single IP number: 31.11.35.156.
Additional host names — tagliotexsrl.com, autoscuolathienese.it, santaemerenziana.org and two others — share IP numbers with certsped.com.
Name Servers
certsped.com has four authoritative name servers: dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz and dns3.arubadns.net.
certsped.com partially shares its NS delegation with several other domains, including fenio.info, gioielleriabertozzi.com, teletecnicaonline.com and two others.
dns2.technorail.com, dns.technorail.com, dns4.arubadns.cz and dns3.arubadns.net each carry two IP addresses. dns2.technorail.com has 95.110.136.8 and 2a00:6d42:3:2096::f:1; dns.technorail.com has 94.177.210.13 and 2a00:6d40:2:2082::f:1; dns4.arubadns.cz has 81.2.216.238 and 2001:15e8:104:4::d8ee; dns3.arubadns.net has 95.110.220.5 and 2a00:6d41:3:206e::f:1.
Mail Servers
certsped.com has one mail server: mx.certsped.com.
mx.certsped.com points to 8 IP numbers: 62.149.128.72, 62.149.128.74, 62.149.128.151 and 5 other.