summerschool2020.com - robtex.com
summerschool2020.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=1778450671 | ||||||
DNS History
9 records (0 active, 9 former)
○NSns1.jtcloud.nl2018-05-27 → 2018-05-27 · 4 obs
○ 2016-12-20 21:53:10
● 2018-05-27 15:14:44
○ 2026-04-04 05:39:06
○ 2026-05-10 22:24:46
● 2018-05-27 15:14:44
○ 2026-04-04 05:39:06
○ 2026-05-10 22:24:46
○NSns1.jtserver.nl2016-12-20 → 2016-12-20 · 3 obs
● 2016-12-20 21:53:10
○ 2018-05-27 15:14:44
○ 2026-05-10 22:24:46
○ 2018-05-27 15:14:44
○ 2026-05-10 22:24:46
○NSns2.jtcloud.nl2018-05-27 → 2018-05-27 · 4 obs
○ 2016-12-20 21:53:10
● 2018-05-27 15:14:44
○ 2026-04-04 05:39:06
○ 2026-05-10 22:24:46
● 2018-05-27 15:14:44
○ 2026-04-04 05:39:06
○ 2026-05-10 22:24:46
○NSns2.jtserver.nl2016-12-20 → 2016-12-20 · 3 obs
● 2016-12-20 21:53:10
○ 2018-05-27 15:14:44
○ 2026-05-10 22:24:46
○ 2018-05-27 15:14:44
○ 2026-05-10 22:24:46
○MXmail.summerschool2020.com2016-12-20 → 2018-05-27 · 4 obs
● 2016-12-20 21:53:10
● 2018-05-27 15:14:44
○ 2026-04-04 05:39:06
○ 2026-05-10 22:24:46
● 2018-05-27 15:14:44
○ 2026-04-04 05:39:06
○ 2026-05-10 22:24:46
○MXserver.jtcloud.nl2018-05-27 → 2018-05-27 · 4 obs
○ 2016-12-20 21:53:10
● 2018-05-27 15:14:44
○ 2026-04-04 05:39:06
○ 2026-05-10 22:24:46
● 2018-05-27 15:14:44
○ 2026-04-04 05:39:06
○ 2026-05-10 22:24:46
○A136.144.139.2222018-05-27 → 2018-05-27 · 4 obs
○ 2016-12-20 21:53:10
● 2018-05-27 15:14:44
○ 2026-04-04 05:39:06
○ 2026-05-10 22:24:46
● 2018-05-27 15:14:44
○ 2026-04-04 05:39:06
○ 2026-05-10 22:24:46
○A185.56.147.1522016-12-20 → 2016-12-20 · 3 obs
● 2016-12-20 21:53:10
○ 2018-05-27 15:14:44
○ 2026-05-10 22:24:46
○ 2018-05-27 15:14:44
○ 2026-05-10 22:24:46
○A2a01:7c8:fff8:4ae::12018-05-27 → 2018-05-27 · 4 obs
○ 2016-12-20 21:53:10
● 2018-05-27 15:14:44
○ 2026-04-04 05:39:06
○ 2026-05-10 22:24:46
● 2018-05-27 15:14:44
○ 2026-04-04 05:39:06
○ 2026-05-10 22:24:46
🔍 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:192.26.92.30
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: 57ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|