gtud.com - robtex.com
gtud.com
| CNAME | overdue.aliyun.com | ||||||
| DNSSEC | ⚠️ Not signed | ||||||
| A | 170.33.12.185🇸🇬 Alibaba_Cloud_SEC170.33.12.0/24 Alibaba.com Singapore E-Commerce Private Limited 8 Shenton Way, 45-01 AXA Tower, Singapore 068811 | ||||||
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=1785257087 | ||||||
Subdomains
hostmaster.gtud.com |
Same first word
gtud.com |
Similar names
DNS History
15 records (3 active, 12 former)
●NSdns11.hichina.com2026-05-18 → 2026-07-28 · 3 obs
○ 2017-07-10 07:28:52
● 2026-05-18 17:38:10
● 2026-07-28 16:45:40
● 2026-05-18 17:38:10
● 2026-07-28 16:45:40
●NSdns12.hichina.com2026-05-18 → 2026-07-28 · 3 obs
○ 2017-07-10 07:28:52
● 2026-05-18 17:38:10
● 2026-07-28 16:45:40
● 2026-05-18 17:38:10
● 2026-07-28 16:45:40
○NSns1.22.cn2017-07-10 → 2017-07-10 · 4 obs
○ 2016-07-24 17:35:48
● 2017-07-10 07:28:52
○ 2026-05-18 17:38:10
○ 2026-07-28 16:45:40
● 2017-07-10 07:28:52
○ 2026-05-18 17:38:10
○ 2026-07-28 16:45:40
○NSns1.sedoparking.com2016-07-24 → 2016-07-24 · 4 obs
○ 2015-11-23 09:39:22
● 2016-07-24 17:35:48
○ 2017-07-10 07:28:52
○ 2026-07-28 16:45:40
● 2016-07-24 17:35:48
○ 2017-07-10 07:28:52
○ 2026-07-28 16:45:40
○NSns2.sedoparking.com2016-07-24 → 2016-07-24 · 4 obs
○ 2015-11-23 09:39:22
● 2016-07-24 17:35:48
○ 2017-07-10 07:28:52
○ 2026-07-28 16:45:40
● 2016-07-24 17:35:48
○ 2017-07-10 07:28:52
○ 2026-07-28 16:45:40
○NSns35.domaincontrol.com2015-07-17 → 2015-11-23 · 4 obs
● 2015-07-17 03:34:10
● 2015-11-23 09:39:22
○ 2016-07-24 17:35:48
○ 2026-07-28 16:45:40
● 2015-11-23 09:39:22
○ 2016-07-24 17:35:48
○ 2026-07-28 16:45:40
○NSns36.domaincontrol.com2015-07-17 → 2015-11-23 · 4 obs
● 2015-07-17 03:34:10
● 2015-11-23 09:39:22
○ 2016-07-24 17:35:48
○ 2026-07-28 16:45:40
● 2015-11-23 09:39:22
○ 2016-07-24 17:35:48
○ 2026-07-28 16:45:40
○MXmail.nickstel.com2016-07-24 → 2016-07-24 · 4 obs
○ 2015-11-23 09:39:22
● 2016-07-24 17:35:48
○ 2017-07-10 07:28:52
○ 2026-07-28 16:45:40
● 2016-07-24 17:35:48
○ 2017-07-10 07:28:52
○ 2026-07-28 16:45:40
○MXmailstore1.secureserver.net2015-07-17 → 2015-11-23 · 4 obs
● 2015-07-17 03:34:10
● 2015-11-23 09:39:22
○ 2016-07-24 17:35:48
○ 2026-07-28 16:45:40
● 2015-11-23 09:39:22
○ 2016-07-24 17:35:48
○ 2026-07-28 16:45:40
○MXsmtp.secureserver.net2015-07-17 → 2015-11-23 · 4 obs
● 2015-07-17 03:34:10
● 2015-11-23 09:39:22
○ 2016-07-24 17:35:48
○ 2026-07-28 16:45:40
● 2015-11-23 09:39:22
○ 2016-07-24 17:35:48
○ 2026-07-28 16:45:40
○A184.168.221.822015-07-17 → 2015-11-23 · 4 obs
● 2015-07-17 03:34:10
● 2015-11-23 09:39:22
○ 2016-07-24 17:35:48
○ 2026-07-28 16:45:40
● 2015-11-23 09:39:22
○ 2016-07-24 17:35:48
○ 2026-07-28 16:45:40
○A72.52.4.1202016-07-24 → 2016-07-24 · 4 obs
○ 2015-11-23 09:39:22
● 2016-07-24 17:35:48
○ 2017-07-10 07:28:52
○ 2026-07-28 16:45:40
● 2016-07-24 17:35:48
○ 2017-07-10 07:28:52
○ 2026-07-28 16:45:40
○CNAMEfw1.22.cn2017-07-10 → 2017-07-10 · 3 obs
● 2017-07-10 07:28:52
○ 2026-05-18 17:38:10
○ 2026-07-28 16:45:40
○ 2026-05-18 17:38:10
○ 2026-07-28 16:45:40
●CNAMEoverdue.aliyun.com2026-05-18 → 2026-07-28 · 3 obs
○ 2017-07-10 07:28:52
● 2026-05-18 17:38:10
● 2026-07-28 16:45:40
● 2026-05-18 17:38:10
● 2026-07-28 16:45:40
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| gtud.com | dns11.hichina.com, dns12.hichina.com | 18 records |
✅ Authoritative Response
Server:120.76.107.42
NS records: dns11.hichina.com, dns12.hichina.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for gtud.com (unsigned zone)
⏱️ Timing
Total: 527ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 2 | dns12.hichina.com, dns11.hichina.com |
| CNAME | 1 | overdue.aliyun.com |
| SOA | 1 | dns11.hichina.com hostmaster.hichina.com |
📌 Glue Records Collected
Total: 18
Out-of-bailiwick: 18 (dns11.hichina.com, dns11.hichina.com, dns11.hichina.com...)
Analysis
Hierarchy
hostmaster.gtud.com is a subdomain of gtud.com.
IP Addresses
gtud.com directs to one IP number, which is 170.33.12.185.
Among the host names that share IP numbers with gtud.com are overdue.aliyun.com, bc4399.com, dounao.com and two others.