smtp850.frontengine.net - robtex.com
smtp850.frontengine.net
| DNSSEC | ⚠️ Not signed | ||||||
| A | 168.227.248.50🇧🇷 UNSPECIFIED168.227.248.0/24 CLARO S.A. Customer | ||||||
| PTR | smtp850.frontengine.net | ||||||
frontengine.net
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 168.227.251.50🇧🇷 UNSPECIFIED168.227.251.0/24 CLARO S.A. Customer | ||||||
| NS | janet.ns.cloudflare.com ⭐ | ||||||
| NS | roan.ns.cloudflare.com | ||||||
| MX | maila.7lan.net ⭐ | ||||||
| TXT | v=spf1 ip4:168.227.248.0/22 ip6:2804:2f8c:1::/120 ip4:131.0.100.0/22 -all | ||||||
| SOA | janet.ns.cloudflare.comdns@cloudflare.com serial=2402696883 | ||||||
PTR for
DNS History
1 record (1 active, 0 former)
●A168.227.248.502026-02-25 → 2026-04-26 · 2 obs
● 2026-02-25 11:06:28
● 2026-04-26 15:35:04
● 2026-04-26 15:35:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| net | e.gtld-servers.net, h.gtld-servers.net, f.gtld-servers.net, d.gtld-servers.net... | - |
| frontengine.net | roan.ns.cloudflare.com, janet.ns.cloudflare.com | - |
✅ Authoritative Response
Server:173.245.58.169
NS records: roan.ns.cloudflare.com, janet.ns.cloudflare.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 128ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 168.227.248.50 |
Analysis
IP Addresses
smtp850.frontengine.net points to a single IP: 168.227.248.50.
Other host names such as app1.frontengine.net and mx.app1.frontengine.net share IP numbers with smtp850.frontengine.net.