linuxsystemprogramming.ir - dns.ninja
linuxsystemprogramming.ir
| DNSSEC | ⚠️ Not signed | ||||||
| A | 94.182.178.131🇮🇷 RASANA94.182.178.0/23 SHATEL Network Route | ||||||
| PTR | 94-182-178-131.shatel.ir | ||||||
| NS | ns1.linuxsystemprogramming.ir ⭐ | ||||||
| NS | ns1.topdns.ir | ||||||
| A | 94.182.178.132🇮🇷 RASANA94.182.178.0/23 SHATEL Network Route | ||||||
| PTR | 94-182-178-132.shatel.ir | ||||||
| NS | ns2.topdns.ir | ||||||
| A | 89.44.241.163🇮🇷 FanAvaran_Mihan_Mizban89.44.241.0/24 | ||||||
| NS | ns3.topdns.ir | ||||||
| A | 141.11.187.60🇺🇸 NFORCE141.11.187.0/24 | ||||||
| NS | ns4.topdns.ir | ||||||
| MX | e.mailmaster.ir ⭐ | ||||||
| A | 94.182.178.144🇮🇷 RASANA94.182.178.0/23 SHATEL Network Route | ||||||
| PTR | 94-182-178-144.shatel.ir | ||||||
| SOA | ns1.linuxsystemprogramming.irinfo@linuxsystemprogramming.ir serial=1403013103 | ||||||
ir
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.nic.ir ⚠️ Not in zone NS records | ||||||
| NS | b.nic.ir ⚠️ Not in zone NS records | ||||||
| NS | c.nic.ir ⚠️ Not in zone NS records | ||||||
| NS | d.nic.ir ⚠️ Not in zone NS records | ||||||
Same first word
linuxsystemprogramming.online |
linuxsystemprogramming.com |
linuxsystemprogramming.ir |
Previous names
Next names
DNS History
7 records (7 active, 0 former)
●NSns1.linuxsystemprogramming.ir2026-10-08 → 2026-10-25 · 8 obs
○ 2026-10-09 15:52:34
● 2026-10-21 20:31:38
○ 2026-10-23 03:02:02
● 2026-10-23 05:49:20
○ 2026-10-24 20:54:16
● 2026-10-25 14:21:28
● 2026-10-25 14:21:32
●MXe.mailmaster.ir2026-10-08 → 2026-10-25 · 8 obs
○ 2026-10-09 15:52:34
● 2026-10-21 20:31:38
○ 2026-10-23 03:02:02
● 2026-10-23 05:49:20
○ 2026-10-24 20:54:16
● 2026-10-25 14:21:28
● 2026-10-25 14:21:32
●A94.182.178.1312026-10-08 → 2026-10-25 · 8 obs
○ 2026-10-09 15:52:34
● 2026-10-21 20:31:38
○ 2026-10-23 03:02:02
● 2026-10-23 05:49:20
○ 2026-10-24 20:54:16
● 2026-10-25 14:21:28
● 2026-10-25 14:21:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ir | a.nic.ir, b.nic.ir, c.nic.ir, d.nic.ir | 8 records |
| linuxsystemprogramming.ir | ns4.topdns.ir, ns3.topdns.ir, ns2.topdns.ir, ns1.topdns.ir | 4 records |
✅ Authoritative Response
Server:141.11.187.60
NS records: ns4.topdns.ir, ns3.topdns.ir, ns2.topdns.ir, ns1.topdns.ir
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)
⏱️ Timing
Total: 643ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 94.182.178.131 |
| NS | 4 | ns1.topdns.ir, ns2.topdns.ir... |
| MX | 1 | e.mailmaster.ir (pri: 0) |
| SOA | 1 | ns1.linuxsystemprogramming.ir info.linux |
📌 Glue Records Collected
Total: 12
In-bailiwick: 8 (a.nic.ir, b.nic.ir, c.nic.ir...)
Out-of-bailiwick: 4 (ns1.topdns.ir, ns2.topdns.ir, ns3.topdns.ir...)
Analysis
IP Addresses
linuxsystemprogramming.ir has exactly one IP address — 94.182.178.131.
mailmaster.ir, advancedlinuxprogramming.ir, xcrowd.ir plus two other host names have IP numbers in common with linuxsystemprogramming.ir.
Name Servers
Five name servers handle delegation for linuxsystemprogramming.ir: ns1.linuxsystemprogramming.ir, ns1.topdns.ir, ns2.topdns.ir and two others.
linuxsystemprogramming.ir partially shares its NS delegation with several other domains, including contractdirectory.ir, xcrowd.ir, tcpdump.ir and two others.
In DNS configurations, these name servers often share authority with ns3.topdns.ir, ns4.topdns.ir, ns1.contractdirectory.ir and 5 other name servers.
ns1.topdns.ir, ns2.topdns.ir and ns3.topdns.ir all have one IP address each — ns1.topdns.ir directs to 94.182.178.132, ns2.topdns.ir directs to 89.44.241.163 and ns3.topdns.ir directs to 141.11.187.60.
Mail Servers
linuxsystemprogramming.ir uses one mail server — e.mailmaster.ir.
The mail server setup of linuxsystemprogramming.ir matches that of other domains such as anth.ir, mailmaster.ir, advancedlinuxprogramming.ir and two others.
e.mailmaster.ir has exactly one IP number: 94.182.178.144.