dio1.org - robtex.com
dio1.org
| DNSSEC | ⚠️ Not signed | ||||||
| NS | ns1.shamimhost.ir ⭐ ⚠️ Not in parent delegation | ||||||
| A | 194.225.101.32🇮🇷 INSTITUTE-ISIRAN194.225.101.0/24 Behestan block | ||||||
| NS | ns.isiran-net.com ⚠️ Not in zone NS records | ||||||
| A | 81.28.32.40🇮🇷 INSTITUTE-ISIRAN81.28.32.0/24 Institute Isiran Route Local Internet Registry | ||||||
| PTR | ns.isiran-net.com | ||||||
| NS | ns2.isiran-net.com ⚠️ Not in zone NS records | ||||||
| A | 81.28.32.41🇮🇷 INSTITUTE-ISIRAN81.28.32.0/24 Institute Isiran Route Local Internet Registry | ||||||
| PTR | ns2.isiran-net.com | ||||||
| NS | ns2.shamimhost.ir ⚠️ Not in parent delegation | ||||||
| A | 194.225.101.33🇮🇷 INSTITUTE-ISIRAN194.225.101.0/24 Behestan block | ||||||
| MX | mx.shamimhost.ir ⭐ | ||||||
| TXT | v=spf1 mx ~all | ||||||
| SOA | ns1.shamimhost.irroot@shamimhost.ir 2024-09-11 #1 | ||||||
org
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a0.org.afilias-nst.info ⭐ ⚠️ Not in parent delegation | ||||||
| NS | a2.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | b0.org.afilias-nst.org | ||||||
| NS | b2.org.afilias-nst.org | ||||||
| NS | c0.org.afilias-nst.info ⚠️ Not in parent delegation | ||||||
| NS | d0.org.afilias-nst.org | ||||||
| SOA | a0.org.afilias-nst.infohostmaster@donuts.email serial=1786450552 | ||||||
Subdomains
mail.dio1.org |
Same first word
dio1.org |
Similar names
DNS History
10 records (5 active, 5 former)
●NSns.isiran-net.com2026-06-02 → 2026-08-11 · 3 obs
● 2026-06-02 03:07:36
● 2026-08-11 12:37:06
○NSns.isiran.com2015-08-05 → 2018-08-02 · 4 obs
● 2018-08-02 11:57:02
○ 2026-03-11 19:10:18
○ 2026-08-11 12:37:06
○NSns.isiran.com.dio1.org2015-08-05 → 2018-08-02 · 4 obs
● 2018-08-02 11:57:02
○ 2026-03-11 19:10:18
○ 2026-08-11 12:37:06
●NSns1.shamimhost.ir2026-06-02 → 2026-08-11 · 3 obs
● 2026-06-02 03:07:36
● 2026-08-11 12:37:06
●NSns2.isiran-net.com2026-06-02 → 2026-08-11 · 3 obs
● 2026-06-02 03:07:36
● 2026-08-11 12:37:06
○NSns2.isiran.com2015-08-05 → 2018-08-02 · 4 obs
● 2018-08-02 11:57:02
○ 2026-03-11 19:10:18
○ 2026-08-11 12:37:06
●NSns2.shamimhost.ir2026-06-02 → 2026-08-11 · 3 obs
● 2026-06-02 03:07:36
● 2026-08-11 12:37:06
●MXmx.shamimhost.ir2026-06-02 → 2026-08-11 · 3 obs
● 2026-06-02 03:07:36
● 2026-08-11 12:37:06
○MXsmtp.dio1.org2015-08-05 → 2018-08-02 · 4 obs
● 2018-08-02 11:57:02
○ 2026-03-11 19:10:18
○ 2026-08-11 12:37:06
○PTR81.28.34.137.dio1.org2018-06-01 → 2018-08-02 · 4 obs
● 2018-08-02 11:57:02
○ 2026-03-11 19:10:18
○ 2026-08-11 12:37:06
🔍 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: 2688ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | ns1.shamimhost.ir, ns2.shamimhost.ir |
| MX | 1 | mx.shamimhost.ir (pri: 10) |
| TXT | 1 | v=spf1 mx ~all |
| SOA | 1 | ns1.shamimhost.ir root.shamimhost.ir |
Analysis
Hierarchy
The domain mail.dio1.org falls under the parent dio1.org.
Name Servers
The NS records for dio1.org point to four name servers: ns2.isiran-net.com, ns.isiran-net.com, ns1.shamimhost.ir and ns2.shamimhost.ir.
At least some of dio1.org's name servers are shared with other domains, for example beasat.ir, psi-corporation.ir, issdd.ir and two more.
These name servers tend to be deployed in combination with the name servers b.ns.arvancdn.ir and u.ns.arvancdn.ir.
The hosts ns2.isiran-net.com, ns.isiran-net.com, ns1.shamimhost.ir and ns2.shamimhost.ir all resolve to exactly one IP address each: 81.28.32.41, 81.28.32.40, 194.225.101.32 and 194.225.101.33 respectively.
Mail Servers
The sole mail server for dio1.org is mx.shamimhost.ir.
Among the domains sharing a mail server setup with dio1.org are eci-company.com, panha.ir, iaci.ir and two others.
At least a portion of dio1.org's mail servers are shared with other domains, among them pogdc.com and shamimhost.ir.
These mail servers often co-occur with the mail servers gw1.savys.net.