mail.luinstra.com - robtex.com
mail.luinstra.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 66.37.157.30🇺🇸 FLT-DENVER66.37.157.0/24 FIRST LINK TECHNOLOGY, INC. | ||||||
| PTR | cpanel03.firstlink.com | ||||||
luinstra.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 66.37.157.30🇺🇸 FLT-DENVER66.37.157.0/24 FIRST LINK TECHNOLOGY, INC. | ||||||
| NS | ns20.firstlink.com ⭐ | ||||||
| NS | ns21.firstlink.com | ||||||
| NS | ns22.firstlink.com | ||||||
| NS | ns23.firstlink.com | ||||||
| MX | mail.luinstra.com ⭐ | ||||||
| TXT | v=spf1 +a +mx +ip4:66.37.157.30 +ip4:66.37.140.130 +ip4:66.37.140.130 ~all | ||||||
| SOA | ns20.firstlink.comsupport@firstlink.com 2026-04-23 #1 | ||||||
MX for
Same first word
Similar names
DNS History
1 record (1 active, 0 former)
●A66.37.157.302026-04-10 → 2026-05-12 · 2 obs
● 2026-04-10 22:38:46
● 2026-05-12 01:16:18
● 2026-05-12 01:16:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | i.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net, c.gtld-servers.net... | - |
| luinstra.com | ns20.firstlink.com, ns21.firstlink.com, ns22.firstlink.com, ns23.firstlink.com | 4 records |
✅ Authoritative Response
Server:66.37.141.8
NS records: ns20.firstlink.com, ns21.firstlink.com, ns22.firstlink.com, ns23.firstlink.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for luinstra.com (unsigned zone)
⏱️ Timing
Total: 232ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 66.37.157.30 |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns20.firstlink.com, ns21.firstlink.com, ns22.firstlink.com...)
Analysis
Mail Server Role
mail.luinstra.com serves as the mail server for luinstra.com.
IP Addresses
mail.luinstra.com points to IP number 66.37.157.30.
For instance, other host names luinstra.com, lajollaonline.com, kerbercreek.com, sandifersells.com and mail.dogdoors.co.uk share IP numbers with mail.luinstra.com.