spreadsheetlearning.com - robtex.com
spreadsheetlearning.com
| DNSSEC | ⚠️ Not signed | ||||||
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=1771291435 | ||||||
Same first word
spreadsheetlearning.com |
DNS History
12 records (0 active, 12 former)
○NSamy.ns.cloudflare.com2017-03-16 → 2017-03-16 · 2 obs
● 2017-03-16 14:32:44
○ 2026-03-12 23:47:28
○ 2026-03-12 23:47:28
○NSns1.abovedomains.com2026-03-12 → 2026-03-12 · 1 obs
○ 2026-03-12 23:47:28
○NSns2.abovedomains.com2026-03-12 → 2026-03-12 · 1 obs
○ 2026-03-12 23:47:28
○NSphil.ns.cloudflare.com2017-03-16 → 2017-03-16 · 2 obs
● 2017-03-16 14:32:44
○ 2026-03-12 23:47:28
○ 2026-03-12 23:47:28
○MXeforward1.registrar-servers.com2017-03-16 → 2017-03-16 · 2 obs
● 2017-03-16 14:32:44
○ 2026-03-12 23:47:28
○ 2026-03-12 23:47:28
○MXeforward2.registrar-servers.com2017-03-16 → 2017-03-16 · 2 obs
● 2017-03-16 14:32:44
○ 2026-03-12 23:47:28
○ 2026-03-12 23:47:28
○MXeforward3.registrar-servers.com2017-03-16 → 2017-03-16 · 2 obs
● 2017-03-16 14:32:44
○ 2026-03-12 23:47:28
○ 2026-03-12 23:47:28
○MXeforward4.registrar-servers.com2017-03-16 → 2017-03-16 · 2 obs
● 2017-03-16 14:32:44
○ 2026-03-12 23:47:28
○ 2026-03-12 23:47:28
○MXeforward5.registrar-servers.com2017-03-16 → 2017-03-16 · 2 obs
● 2017-03-16 14:32:44
○ 2026-03-12 23:47:28
○ 2026-03-12 23:47:28
○A103.224.212.2162026-03-12 → 2026-03-12 · 1 obs
○ 2026-03-12 23:47:28
○A52.183.42.572017-03-16 → 2017-03-16 · 2 obs
● 2017-03-16 14:32:44
○ 2026-03-12 23:47:28
○ 2026-03-12 23:47:28
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
✅ Authoritative Response
Server: 192.33.14.30
NS records: a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net, e.gtld-servers.net, f.gtld-servers.net, g.gtld-servers.net, h.gtld-servers.net, i.gtld-servers.net, j.gtld-servers.net, k.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 243ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|