sci-company.com - robtex.com
sci-company.com
| 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 ⭐ | ||||||
| A | 81.28.52.190🇮🇷 INSTITUTE-ISIRAN81.28.52.0/24 Isiran Institute Block Local Internet Registry | ||||||
| PTR | mx.shamimhost.ir | ||||||
| TXT | v=spf1 mx ~all | ||||||
| SOA | ns1.shamimhost.irroot@shamimhost.ir 2024-09-16 #1 | ||||||
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=1786633629 | ||||||
Subdomains
smtp.sci-company.com |
Same first word
sci-company.com |
Similar names
DNS History
8 records (5 active, 3 former)
●NSns.isiran-net.com2026-02-19 → 2026-08-13 · 3 obs
● 2026-02-19 14:47:34
● 2026-08-13 15:33:38
○NSns.isiran.com2015-08-15 → 2017-10-12 · 4 obs
● 2017-10-12 04:38:24
○ 2026-02-19 14:47:34
○ 2026-08-13 15:33:38
●NSns1.shamimhost.ir2026-02-19 → 2026-08-13 · 7 obs
● 2026-02-19 14:47:34
● 2026-02-22 20:50:08
○ 2026-03-13 04:58:42
○ 2026-05-25 21:20:30
● 2026-06-09 03:10:20
● 2026-08-13 15:33:38
●NSns2.isiran-net.com2026-02-19 → 2026-08-13 · 3 obs
● 2026-02-19 14:47:34
● 2026-08-13 15:33:38
○NSns2.isiran.com2015-08-15 → 2017-10-12 · 4 obs
● 2017-10-12 04:38:24
○ 2026-02-19 14:47:34
○ 2026-08-13 15:33:38
●NSns2.shamimhost.ir2026-02-19 → 2026-08-13 · 7 obs
● 2026-02-19 14:47:34
● 2026-02-22 20:50:08
○ 2026-03-13 04:58:42
○ 2026-05-25 21:20:30
● 2026-06-09 03:10:20
● 2026-08-13 15:33:38
●MXmx.shamimhost.ir2026-02-19 → 2026-08-13 · 7 obs
● 2026-02-19 14:47:34
● 2026-02-22 20:50:08
○ 2026-03-13 04:58:42
○ 2026-05-25 21:20:30
● 2026-06-09 03:10:20
● 2026-08-13 15:33:38
○MXsmtp.sci-company.com2015-08-15 → 2017-10-12 · 4 obs
● 2017-10-12 04:38:24
○ 2026-02-19 14:47:34
○ 2026-08-13 15:33:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | c.gtld-servers.net, d.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net... | - |
| sci-company.com | ns.isiran-net.com, ns2.isiran-net.com | 2 records |
✅ Authoritative Response
Server:81.28.32.41
NS records: ns.isiran-net.com, ns2.isiran-net.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sci-company.com (unsigned zone)
⏱️ Timing
Total: 495ms | 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 |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns.isiran-net.com, ns2.isiran-net.com)
Analysis
Hierarchy
The domain smtp.sci-company.com falls under the parent sci-company.com.
Name Servers
The domain sci-company.com is delegated to these four name servers: ns2.isiran-net.com, ns.isiran-net.com, ns1.shamimhost.ir and ns2.shamimhost.ir.
At least some of sci-company.com's name servers are shared with other domains, for example fajr-hospital.ir, panha.ir, msbi.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.
ns2.isiran-net.com resolves to 81.28.32.41. ns.isiran-net.com resolves to 81.28.32.40. ns1.shamimhost.ir resolves to 194.225.101.32. ns2.shamimhost.ir resolves to 194.225.101.33. All four hosts carry exactly one IP address.
Mail Servers
sci-company.com routes its mail through a single mail server, mx.shamimhost.ir.
sci-company.com has the same mail server arrangement as a number of other domains, for example iaci.ir, iaio.ir, zarrinkhodro.ir and two more.
At least a portion of sci-company.com's mail servers are shared with other domains, among them pogdc.com and shamimhost.ir.
It is common to find these mail servers paired with the mail servers gw1.savys.net.
mx.shamimhost.ir resolves to a single IP number: 81.28.52.190.