sdkstudy.com - robtex.com
sdkstudy.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=1778520591 | ||||||
DNS History
14 records (0 active, 14 former)
○NSf1g1ns1.dnspod.net2017-03-31 → 2020-03-13 · 5 obs
○ 2016-07-25 02:26:52
● 2017-03-31 19:08:44
● 2020-03-13 02:04:30
○ 2026-04-03 04:01:20
○ 2026-05-11 17:56:04
● 2017-03-31 19:08:44
● 2020-03-13 02:04:30
○ 2026-04-03 04:01:20
○ 2026-05-11 17:56:04
○NSf1g1ns2.dnspod.net2017-03-31 → 2017-03-31 · 4 obs
○ 2016-07-25 02:26:52
● 2017-03-31 19:08:44
○ 2026-04-03 04:01:20
○ 2026-05-11 17:56:04
● 2017-03-31 19:08:44
○ 2026-04-03 04:01:20
○ 2026-05-11 17:56:04
○NSns1.myhostadmin.net2015-05-28 → 2016-07-25 · 4 obs
● 2015-05-28 10:43:44
● 2016-07-25 02:26:52
○ 2017-03-31 19:08:44
○ 2026-05-11 17:56:04
● 2016-07-25 02:26:52
○ 2017-03-31 19:08:44
○ 2026-05-11 17:56:04
○NSns2.myhostadmin.net2015-05-28 → 2016-07-25 · 4 obs
● 2015-05-28 10:43:44
● 2016-07-25 02:26:52
○ 2017-03-31 19:08:44
○ 2026-05-11 17:56:04
● 2016-07-25 02:26:52
○ 2017-03-31 19:08:44
○ 2026-05-11 17:56:04
○NSns3.myhostadmin.net2015-05-28 → 2016-07-25 · 4 obs
● 2015-05-28 10:43:44
● 2016-07-25 02:26:52
○ 2017-03-31 19:08:44
○ 2026-05-11 17:56:04
● 2016-07-25 02:26:52
○ 2017-03-31 19:08:44
○ 2026-05-11 17:56:04
○NSns4.myhostadmin.net2015-05-28 → 2016-07-25 · 4 obs
● 2015-05-28 10:43:44
● 2016-07-25 02:26:52
○ 2017-03-31 19:08:44
○ 2026-05-11 17:56:04
● 2016-07-25 02:26:52
○ 2017-03-31 19:08:44
○ 2026-05-11 17:56:04
○NSns5.myhostadmin.net2015-05-28 → 2016-07-25 · 4 obs
● 2015-05-28 10:43:44
● 2016-07-25 02:26:52
○ 2017-03-31 19:08:44
○ 2026-05-11 17:56:04
● 2016-07-25 02:26:52
○ 2017-03-31 19:08:44
○ 2026-05-11 17:56:04
○NSns6.myhostadmin.net2015-05-28 → 2016-07-25 · 4 obs
● 2015-05-28 10:43:44
● 2016-07-25 02:26:52
○ 2017-03-31 19:08:44
○ 2026-05-11 17:56:04
● 2016-07-25 02:26:52
○ 2017-03-31 19:08:44
○ 2026-05-11 17:56:04
○MXmxbiz1.qq.com2015-05-28 → 2016-07-25 · 4 obs
● 2015-05-28 10:43:44
● 2016-07-25 02:26:52
○ 2017-03-31 19:08:44
○ 2026-05-11 17:56:04
● 2016-07-25 02:26:52
○ 2017-03-31 19:08:44
○ 2026-05-11 17:56:04
○MXmxbiz2.qq.com2015-05-28 → 2016-07-25 · 4 obs
● 2015-05-28 10:43:44
● 2016-07-25 02:26:52
○ 2017-03-31 19:08:44
○ 2026-05-11 17:56:04
● 2016-07-25 02:26:52
○ 2017-03-31 19:08:44
○ 2026-05-11 17:56:04
○A121.42.118.102015-12-28 → 2015-12-28 · 4 obs
○ 2015-10-22 18:02:38
● 2015-12-28 00:17:58
○ 2016-03-28 14:35:58
○ 2026-05-11 17:56:04
● 2015-12-28 00:17:58
○ 2016-03-28 14:35:58
○ 2026-05-11 17:56:04
○A182.93.1.422015-10-22 → 2015-10-22 · 4 obs
○ 2015-05-28 10:43:44
● 2015-10-22 18:02:38
○ 2015-12-28 00:17:58
○ 2026-05-11 17:56:04
● 2015-10-22 18:02:38
○ 2015-12-28 00:17:58
○ 2026-05-11 17:56:04
○A202.175.81.382016-03-28 → 2016-07-25 · 5 obs
○ 2015-12-28 00:17:58
● 2016-03-28 14:35:58
● 2016-07-25 02:26:52
○ 2026-04-03 04:01:20
○ 2026-05-11 17:56:04
● 2016-03-28 14:35:58
● 2016-07-25 02:26:52
○ 2026-04-03 04:01:20
○ 2026-05-11 17:56:04
○A223.26.50.1712015-05-28 → 2015-05-28 · 3 obs
● 2015-05-28 10:43:44
○ 2015-10-22 18:02:38
○ 2026-05-11 17:56:04
○ 2015-10-22 18:02:38
○ 2026-05-11 17:56:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | k.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net... | - |
✅ Authoritative Response
Server:192.5.6.30
NS records: k.gtld-servers.net, g.gtld-servers.net, f.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net, a.gtld-servers.net, e.gtld-servers.net, m.gtld-servers.net, d.gtld-servers.net, c.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net, l.gtld-servers.net
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 113ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|