conduonghoctap.com - robtex.com
conduonghoctap.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=1778367801 | ||||||
DNS History
9 records (0 active, 9 former)
○NSns1.dotvndns.vn2015-08-01 → 2015-08-01 · 3 obs
● 2015-08-01 19:20:34
○ 2015-11-23 01:14:56
○ 2026-05-09 23:20:32
○ 2015-11-23 01:14:56
○ 2026-05-09 23:20:32
○NSns1.vinadotcom.com2015-08-01 → 2017-03-16 · 4 obs
● 2015-08-01 19:20:34
● 2017-03-16 06:32:16
○ 2020-03-16 05:21:32
○ 2026-05-09 23:20:32
● 2017-03-16 06:32:16
○ 2020-03-16 05:21:32
○ 2026-05-09 23:20:32
○NSns2.vinadotcom.com2015-08-01 → 2017-03-16 · 4 obs
● 2015-08-01 19:20:34
● 2017-03-16 06:32:16
○ 2020-03-16 05:21:32
○ 2026-05-09 23:20:32
● 2017-03-16 06:32:16
○ 2020-03-16 05:21:32
○ 2026-05-09 23:20:32
○MXmail.conduonghoctap.com2016-03-12 → 2017-03-16 · 4 obs
● 2016-03-12 05:59:26
● 2017-03-16 06:32:16
○ 2020-03-16 05:21:32
○ 2026-05-09 23:20:32
● 2017-03-16 06:32:16
○ 2020-03-16 05:21:32
○ 2026-05-09 23:20:32
○A112.213.94.182015-08-01 → 2017-03-16 · 4 obs
● 2015-08-01 19:20:34
● 2017-03-16 06:32:16
○ 2020-03-16 05:21:32
○ 2026-05-09 23:20:32
● 2017-03-16 06:32:16
○ 2020-03-16 05:21:32
○ 2026-05-09 23:20:32
○A216.239.32.212016-03-12 → 2017-03-16 · 5 obs
○ 2015-08-01 19:20:34
● 2016-03-12 05:59:26
● 2017-03-16 06:32:16
○ 2020-03-16 05:21:32
○ 2026-05-09 23:20:32
● 2016-03-12 05:59:26
● 2017-03-16 06:32:16
○ 2020-03-16 05:21:32
○ 2026-05-09 23:20:32
○A216.239.34.212016-03-12 → 2017-03-16 · 5 obs
○ 2015-08-01 19:20:34
● 2016-03-12 05:59:26
● 2017-03-16 06:32:16
○ 2020-03-16 05:21:32
○ 2026-05-09 23:20:32
● 2016-03-12 05:59:26
● 2017-03-16 06:32:16
○ 2020-03-16 05:21:32
○ 2026-05-09 23:20:32
○A216.239.36.212016-03-12 → 2017-03-16 · 5 obs
○ 2015-08-01 19:20:34
● 2016-03-12 05:59:26
● 2017-03-16 06:32:16
○ 2020-03-16 05:21:32
○ 2026-05-09 23:20:32
● 2016-03-12 05:59:26
● 2017-03-16 06:32:16
○ 2020-03-16 05:21:32
○ 2026-05-09 23:20:32
○A216.239.38.212016-03-12 → 2017-03-16 · 5 obs
○ 2015-08-01 19:20:34
● 2016-03-12 05:59:26
● 2017-03-16 06:32:16
○ 2020-03-16 05:21:32
○ 2026-05-09 23:20:32
● 2016-03-12 05:59:26
● 2017-03-16 06:32:16
○ 2020-03-16 05:21:32
○ 2026-05-09 23:20:32
🔍 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:192.5.6.30
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: 120ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|