offtopic.ir - dns.ninja
offtopic.ir
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dens3.hostdl.com ⚠️ Not in zone NS records | ||||||
| A | 116.202.54.155🇩🇪 Hetzner116.202.0.0/16 HETZNER-DC | ||||||
| PTR | h4.hostdl.com | ||||||
| NS | dens4.hostdl.com ⚠️ Not in zone NS records | ||||||
| A | 159.69.139.220🇩🇪 Hetzner159.69.0.0/16 HETZNER-DC | ||||||
| PTR | h5.hostdl.com | ||||||
ir
| DNSSEC | ⚠️ Not signed | ||||||
| NS | a.nic.ir ⭐ | ||||||
| NS | b.nic.ir | ||||||
| NS | c.nic.ir | ||||||
| NS | d.nic.ir | ||||||
| SOA | a.nic.irinfo@nic.ir serial=2608040330 | ||||||
MX for
offtopic.ir |
Same first word
Similar names
DNS History
5 records (2 active, 3 former)
●NSdens3.hostdl.com2019-03-17 → 2026-08-04 · 2 obs
● 2026-08-04 02:00:26
●NSdens4.hostdl.com2019-03-17 → 2026-08-04 · 2 obs
● 2026-08-04 02:00:26
○MXofftopic.ir2019-03-17 → 2026-08-03 · 5 obs
● 2026-05-03 04:49:18
○ 2026-06-10 16:46:14
● 2026-08-03 20:31:30
○ 2026-08-04 02:00:26
○A159.69.139.2252026-04-05 → 2026-08-03 · 6 obs
● 2026-04-05 01:22:00
● 2026-05-03 04:49:18
○ 2026-06-10 16:46:14
● 2026-08-03 20:31:30
○ 2026-08-04 02:00:26
○A88.99.204.1152019-03-17 → 2019-03-17 · 3 obs
○ 2026-04-05 01:22:00
○ 2026-08-04 02:00:26
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| ir | a.nic.ir, b.nic.ir, c.nic.ir, d.nic.ir | 8 records |
| offtopic.ir | dens4.hostdl.com, dens3.hostdl.com | - |
✅ Authoritative Response
Server:116.202.54.155
NS records: dens4.hostdl.com, dens3.hostdl.com
🔒 DNSSEC Status
❌ Bogus (DNSSEC validation failed)
Validation error at ir: Error: DNS query timeout: 193.189.123.2 for DNSKEY ir
⏱️ Timing
Total: 4126ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 159.69.139.225 |
| NS | 2 | dens3.hostdl.com, dens4.hostdl.com |
| MX | 1 | offtopic.ir (pri: 0) |
| TXT | 1 | v=spf1 +a +mx +ip4:159.69.139.225 ~all |
| SOA | 1 | dens3.hostdl.com hostdl.gmail.com |
📌 Glue Records Collected
Total: 8
In-bailiwick: 8 (a.nic.ir, b.nic.ir, c.nic.ir...)
Analysis
Mail Server Role
offtopic.ir is listed as a mail server for itself.
Name Servers
offtopic.ir is served by two delegated name servers, dens3.hostdl.com and dens4.hostdl.com.
offtopic.ir uses the same name servers as several other domains — among them reetm.ir, azmanco.com, gosongs.ir and two more.
The name servers of offtopic.ir overlap at least partially with those of other domains — among them ninachat.ir, realstar.ir, o07.ir and two more.
These name servers commonly appear alongside the name servers ns33.hostdl.com and ns34.hostdl.com.
Both dens3.hostdl.com and dens4.hostdl.com have a single IP address each — dens3.hostdl.com resolves to 116.202.54.155 while dens4.hostdl.com resolves to 159.69.139.220.