efficiencylearning.com - robtex.com
efficiencylearning.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=1794304191 | ||||||
Similar names
Previous names
Next names
DNS History
7 records (0 active, 7 former)
○NSns51.domaincontrol.com2017-12-23 → 2017-12-23 · 4 obs
○ 2016-12-19 01:59:24
● 2017-12-23 00:18:04
○ 2026-10-23 18:53:10
○ 2026-11-10 10:08:38
● 2017-12-23 00:18:04
○ 2026-10-23 18:53:10
○ 2026-11-10 10:08:38
○NSns52.domaincontrol.com2017-12-23 → 2017-12-23 · 4 obs
○ 2016-12-19 01:59:24
● 2017-12-23 00:18:04
○ 2026-10-23 18:53:10
○ 2026-11-10 10:08:38
● 2017-12-23 00:18:04
○ 2026-10-23 18:53:10
○ 2026-11-10 10:08:38
○NSns7.rookdns.com2016-12-19 → 2016-12-19 · 3 obs
● 2016-12-19 01:59:24
○ 2017-12-23 00:18:04
○ 2026-11-10 10:08:38
○ 2017-12-23 00:18:04
○ 2026-11-10 10:08:38
○NSns8.rookdns.com2016-12-19 → 2016-12-19 · 3 obs
● 2016-12-19 01:59:24
○ 2017-12-23 00:18:04
○ 2026-11-10 10:08:38
○ 2017-12-23 00:18:04
○ 2026-11-10 10:08:38
○A141.8.224.932016-12-19 → 2016-12-19 · 3 obs
● 2016-12-19 01:59:24
○ 2017-12-23 00:18:04
○ 2026-11-10 10:08:38
○ 2017-12-23 00:18:04
○ 2026-11-10 10:08:38
○A50.63.202.482017-12-23 → 2017-12-23 · 4 obs
○ 2016-12-19 01:59:24
● 2017-12-23 00:18:04
○ 2026-10-23 18:53:10
○ 2026-11-10 10:08:38
● 2017-12-23 00:18:04
○ 2026-10-23 18:53:10
○ 2026-11-10 10:08:38
○PTRns7.rookdns.com2016-12-19 → 2016-12-19 · 3 obs
● 2016-12-19 01:59:24
○ 2017-12-23 00:18:04
○ 2026-11-10 10:08:38
○ 2017-12-23 00:18:04
○ 2026-11-10 10:08:38
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net... | - |
✅ Authoritative Response
Server:192.31.80.30
NS records: b.gtld-servers.net, g.gtld-servers.net, d.gtld-servers.net, k.gtld-servers.net, j.gtld-servers.net, a.gtld-servers.net, m.gtld-servers.net, f.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net, h.gtld-servers.net, e.gtld-servers.net, l.gtld-servers.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
Root DNSKEY fetch failed: Error: connect EADDRNOTAVAIL 198.41.0.4:53 - Local (0.0.0.0:0)
⏱️ Timing
Total: 194ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|