diffbook.com - dns.ninja
diffbook.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 80.249.115.238🇮🇷 Netafraz80.249.115.0/24 | ||||||
| PTR | fwx.srv70.irwebspace.com | ||||||
| NS | irns1.netafraz.com ⭐ | ||||||
| A | 185.78.22.2🇮🇷 Tebyan185.78.22.0/24 | ||||||
| PTR | irns1.netafraz.com | ||||||
| NS | irns2.netafraz.com | ||||||
| A | 185.78.22.2🇮🇷 Tebyan185.78.22.0/24 | ||||||
| PTR | irns1.netafraz.com | ||||||
| MX | mail.diffbook.com ⭐ | ||||||
| A | 80.249.115.238🇮🇷 Netafraz80.249.115.0/24 | ||||||
| PTR | fwx.srv70.irwebspace.com | ||||||
| TXT | v=spf1 a mx ip4:80.249.115.0/24 include:_auxspf.axspace.com ~all | ||||||
| SOA | irns1.netafraz.comhostmaster@diffbook.com 2026-07-20 #4 | ||||||
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=1787760230 | ||||||
Subdomains
mail.diffbook.com |
Same first word
diffbook.com |
Similar names
Previous names
Next names
DNS History
5 records (4 active, 1 former)
●NSirns1.netafraz.com2026-08-26 → 2026-08-26 · 2 obs
● 2026-08-26 16:26:26
●NSirns2.netafraz.com2026-08-26 → 2026-08-26 · 2 obs
● 2026-08-26 16:26:26
●MXmail.diffbook.com2026-08-26 → 2026-08-26 · 4 obs
○ 2026-08-26 08:49:42
● 2026-08-26 10:08:00
● 2026-08-26 16:26:26
○A74.220.199.82015-06-10 → 2017-04-19 · 4 obs
● 2017-04-19 06:19:34
○ 2026-08-26 03:15:28
○ 2026-08-26 16:26:26
●A80.249.115.2382026-08-26 → 2026-08-26 · 5 obs
● 2026-08-26 03:15:28
○ 2026-08-26 08:49:42
● 2026-08-26 10:08:00
● 2026-08-26 16:26:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | m.gtld-servers.net, i.gtld-servers.net, c.gtld-servers.net, b.gtld-servers.net... | - |
| diffbook.com | irns1.netafraz.com, irns2.netafraz.com | 2 records |
✅ Authoritative Response
Server:185.78.22.2
NS records: irns1.netafraz.com, irns2.netafraz.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for diffbook.com (unsigned zone)
⏱️ Timing
Total: 610ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 80.249.115.238 |
| NS | 2 | irns1.netafraz.com, irns2.netafraz.com |
| MX | 1 | mail.diffbook.com (pri: 10) |
| TXT | 1 | v=spf1 a mx ip4:80.249.115.0/24 include: |
| SOA | 1 | irns1.netafraz.com hostmaster.diffbook.c |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (irns1.netafraz.com, irns2.netafraz.com)
Analysis
Hierarchy
mail.diffbook.com is delegated beneath diffbook.com.
IP Addresses
diffbook.com has exactly one IP address — 80.249.115.238.
mail.atisunpars.com, fwx.srv70.irwebspace.com, atisunpars.com plus two other host names have IP numbers in common with diffbook.com.
Name Servers
diffbook.com has two authoritative name servers — irns1.netafraz.com and irns2.netafraz.com.
The name server configuration of diffbook.com is shared with other domains, for instance farazeandishe.ir, zagrosmakhzan.ir, zandimmigration.com and two others.
There is at least partial name server overlap between diffbook.com and other domains — myliangroup.com, comsoc.ir, tamiratkojast.ir and two more among them.
The name servers ns2.netafraz.com, ns.netafraz.com and ns3.netafraz.com are often found in combination with these name servers.
irns1.netafraz.com and irns2.netafraz.com each point to one IP address — 185.78.22.2.
The host names irns1.netafraz.com and irns2.netafraz.com both resolve to 185.78.22.2 IP addresses.
Mail Servers
diffbook.com uses one mail server — mail.diffbook.com.
mail.diffbook.com points to one IP number — 80.249.115.238.