smtp.dio1.org - robtex.com
smtp.dio1.org
| DNSSEC | ⚠️ Not signed | ||||||
| A | 81.28.52.190🇮🇷 INSTITUTE-ISIRAN81.28.52.0/24 Isiran Institute Block Local Internet Registry | ||||||
| PTR | mx.shamimhost.ir | ||||||
dio1.org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.shamimhost.ir ⭐ ⚠️ Not in parent delegation | ||||||
| NS | ns.isiran-net.com ⚠️ Not in zone NS records | ||||||
| NS | ns2.isiran-net.com ⚠️ Not in zone NS records | ||||||
| NS | ns2.shamimhost.ir ⚠️ Not in parent delegation | ||||||
| MX | mx.shamimhost.ir ⭐ | ||||||
| TXT | v=spf1 mx ~all | ||||||
| SOA | ns1.shamimhost.irroot@shamimhost.ir 2024-09-11 #1 | ||||||
Previously MX for
Same first word
Similar names
DNS History
2 records (1 active, 1 former)
○A81.28.33.662015-09-24 → 2017-07-25 · 4 obs
● 2015-09-24 04:05:14
● 2017-07-25 08:21:48
○ 2026-03-11 19:10:18
○ 2026-08-12 07:42:04
● 2017-07-25 08:21:48
○ 2026-03-11 19:10:18
○ 2026-08-12 07:42:04
●A81.28.52.1902026-08-12 → 2026-08-12 · 2 obs
○ 2026-03-11 19:10:18
● 2026-08-12 07:42:04
● 2026-08-12 07:42:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| org | b0.org.afilias-nst.org, b2.org.afilias-nst.org, d0.org.afilias-nst.org | - |
| dio1.org | ns2.isiran-net.com, ns.isiran-net.com | - |
✅ Authoritative Response
Server:81.28.32.40
NS records: ns2.isiran-net.com, ns.isiran-net.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dio1.org (unsigned zone)
⏱️ Timing
Total: 3058ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 81.28.52.190 |
Analysis
IP Addresses
smtp.dio1.org resolves to one IP address: 81.28.52.190.
smtp.sa-ici.ir, smtp.sci-company.com, smtp.isiran-net.com and two other host names share IP numbers with smtp.dio1.org.