dc-221b5bb9.windows-tutorial.com - robtex.com
dc-221b5bb9.windows-tutorial.com
| DNSSEC | ⚠️ Not signed | ||||||
windows-tutorial.com
| DNSSEC | ⚠️ Not signed | ||||||
Previously MX for
DNS History
1 record (0 active, 1 former)
○A176.223.61.2472015-07-09 → 2015-07-09 · 3 obs
● 2015-07-09 09:44:00
○ 2015-11-19 00:32:52
○ 2026-03-26 02:54:06
○ 2015-11-19 00:32:52
○ 2026-03-26 02:54:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | f.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net... | - |
✅ Authoritative Response
Server:192.48.79.30
NS records: f.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, b.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, m.gtld-servers.net, a.gtld-servers.net, g.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 98ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|