study4study.com - robtex.com
study4study.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 5.144.129.133 | ||||||
| NS | ns1.hostiran.net ⭐ | ||||||
| NS | ns2.hostiran.net | ||||||
| MX | study4study.com ⭐ | ||||||
| A | 5.144.129.133 | ||||||
| TXT | v=spf1 ip4:5.144.129.2 include:mailii.org include:spf.mailii.org +a +mx +ip4:... | ||||||
| SOA | ns1.hostiran.netroot@centraldnserver.com 2026-11-02 #4 | ||||||
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=1793691971 | ||||||
MX for
study4study.com |
Same first word
study4study.com |
study4study.ir |
DNS History
4 records (4 active, 0 former)
●NSns1.hostiran.net2026-09-01 → 2026-11-03 · 2 obs
● 2026-09-01 11:35:24
● 2026-11-03 07:56:08
● 2026-11-03 07:56:08
●NSns2.hostiran.net2026-09-01 → 2026-11-03 · 2 obs
● 2026-09-01 11:35:24
● 2026-11-03 07:56:08
● 2026-11-03 07:56:08
●MXstudy4study.com2026-09-01 → 2026-11-03 · 2 obs
● 2026-09-01 11:35:24
● 2026-11-03 07:56:08
● 2026-11-03 07:56:08
●A5.144.129.1332026-09-01 → 2026-11-03 · 2 obs
● 2026-09-01 11:35:24
● 2026-11-03 07:56:08
● 2026-11-03 07:56:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net, b.gtld-servers.net... | - |
| study4study.com | ns1.hostiran.net, ns2.hostiran.net | - |
✅ Authoritative Response
Server:5.144.130.130
NS records: ns1.hostiran.net, ns2.hostiran.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for study4study.com (unsigned zone)
⏱️ Timing
Total: 3889ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 5.144.129.133 |
| NS | 2 | ns2.hostiran.net, ns1.hostiran.net |
| MX | 1 | study4study.com (pri: 0) |
| TXT | 1 | v=spf1 ip4:5.144.129.2 include:mailii.or |
| SOA | 1 | ns1.hostiran.net root.centraldnserver.co |
Analysis
Mail Server Role
study4study.com is used as a mail server for study4study.com.
IP Addresses
study4study.com has exactly one IP address — 5.144.129.133.
Name Servers
The NS records for study4study.com delegate to ns1.hostiran.net and ns2.hostiran.net.
Mail Servers
study4study.com uses exactly one mail server, which is study4study.com.
study4study.com resolves to 5.144.129.133 and no other IP number.