dupibook.com - robtex.com
dupibook.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=1778743801 | ||||||
Subdomains
Same first word
dupibook.com |
DNS History
5 records (5 active, 0 former)
●NSlennon.ns.cloudflare.com2026-04-01 → 2026-05-14 · 2 obs
● 2026-05-14 07:59:08
●NSval.ns.cloudflare.com2026-04-01 → 2026-05-14 · 2 obs
● 2026-05-14 07:59:08
●MXma6e4.dupibook.com2026-04-01 → 2026-05-14 · 2 obs
● 2026-05-14 07:59:08
●MXme5b7.dupibook.com2026-04-01 → 2026-05-14 · 2 obs
● 2026-05-14 07:59:08
●A74.48.33.502026-04-01 → 2026-05-14 · 2 obs
● 2026-05-14 07:59:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | d.gtld-servers.net, k.gtld-servers.net, c.gtld-servers.net, a.gtld-servers.net... | - |
| dupibook.com | val.ns.cloudflare.com, lennon.ns.cloudflare.com | 12 records |
✅ Authoritative Response
Server:108.162.192.234
NS records: val.ns.cloudflare.com, lennon.ns.cloudflare.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dupibook.com (unsigned zone)
⏱️ Timing
Total: 130ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 74.48.33.50 |
| NS | 2 | lennon.ns.cloudflare.com, val.ns.cloudflare.com |
| MX | 2 | me5b7.dupibook.com (pri: 16), ma6e4.dupibook.com (pri: 21) |
| TXT | 1 | v=spf1 include:tsf49c6.dupibook.com -all |
| SOA | 1 | lennon.ns.cloudflare.com dns.cloudflare. |
📌 Glue Records Collected
Total: 12
Out-of-bailiwick: 12 (val.ns.cloudflare.com, val.ns.cloudflare.com, val.ns.cloudflare.com...)
Analysis
Hierarchy
dupibook.com is parent of ma6e4.dupibook.com and me5b7.dupibook.com.
IP Addresses
dupibook.com resolves to a single IP address: 74.48.33.50.
Other host names, for instance aiyubook.com, share IP numbers with dupibook.com.
Name Servers
dupibook.com's delegation uses two name servers, lennon.ns.cloudflare.com and val.ns.cloudflare.com.
dupibook.com shares the same name server setup as other domains, for example koalasampler.com, nizetxt8.cc, tuguw.cc, kawu520.cc and reketxt.cc.
dupibook.com at least partially shares name servers with other domains, including mansons.co.nz, marketpulse.co.nz, elpetshop.pe, szfengying.com and 55tang.com.
These name servers are commonly used with alina.ns.cloudflare.com and jasmine.ns.cloudflare.com.
Host names with six IP numbers:
lennon.ns.cloudflare.com points to: 2606:4700:58::a29f:2ca5, 2803:f800:50::6ca2:c3a5, 2a06:98c1:50::ac40:23a5, 108.162.195.165, 162.159.44.165 and 172.64.35.165.
val.ns.cloudflare.com points to: 2606:4700:50::adf5:3aea, 2803:f800:50::6ca2:c0ea, 2a06:98c1:50::ac40:20ea, 108.162.192.234, 172.64.32.234 and 173.245.58.234.
Mail Servers
dupibook.com is handled by two mail servers: ma6e4.dupibook.com and me5b7.dupibook.com.