hdstudent.com - dns.ninja
hdstudent.com
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=1785585437 | ||||||
Subdomains
www.hdstudent.com |
Same first word
hdstudent.com |
Similar names
DNS History
11 records (6 active, 5 former)
●NSdns1.registrar-servers.com2026-04-01 → 2026-08-01 · 3 obs
● 2026-04-01 16:31:02
● 2026-08-01 12:13:14
●NSdns2.registrar-servers.com2026-04-01 → 2026-08-01 · 3 obs
● 2026-04-01 16:31:02
● 2026-08-01 12:13:14
○NSns1626.ztomy.com2015-08-07 → 2017-03-21 · 4 obs
● 2017-03-21 09:40:28
○ 2026-04-01 16:31:02
○ 2026-08-01 12:13:14
○NSns2626.ztomy.com2015-08-07 → 2017-03-21 · 4 obs
● 2017-03-21 09:40:28
○ 2026-04-01 16:31:02
○ 2026-08-01 12:13:14
○MXmail.b-io.co2015-08-07 → 2015-08-07 · 3 obs
○ 2015-11-26 17:34:52
○ 2026-08-01 12:13:14
●MXmx.zoho.com.au2026-04-01 → 2026-08-01 · 3 obs
● 2026-04-01 16:31:02
● 2026-08-01 12:13:14
●MXmx2.zoho.com.au2026-04-01 → 2026-08-01 · 3 obs
● 2026-04-01 16:31:02
● 2026-08-01 12:13:14
●MXmx3.zoho.com.au2026-04-01 → 2026-08-01 · 3 obs
● 2026-04-01 16:31:02
● 2026-08-01 12:13:14
●A199.36.158.1002026-04-01 → 2026-08-01 · 3 obs
● 2026-04-01 16:31:02
● 2026-08-01 12:13:14
○A204.11.56.482015-08-07 → 2017-03-21 · 4 obs
● 2017-03-21 09:40:28
○ 2026-04-01 16:31:02
○ 2026-08-01 12:13:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| hdstudent.com | dns1.registrar-servers.com, dns2.registrar-servers.com | 4 records |
✅ Authoritative Response
Server:156.154.133.200
NS records: dns1.registrar-servers.com, dns2.registrar-servers.com
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 337ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 199.36.158.100 |
| NS | 2 | dns1.registrar-servers.com, dns2.registrar-servers.com |
| MX | 3 | mx.zoho.com.au (pri: 10), mx2.zoho.com.au (pri: 20)... |
| TXT | 3 | hosting-site=hdstudents-6fe69, v=spf1 include:zohomail.com.au ~all... |
| SOA | 1 | dns1.registrar-servers.com hostmaster.re |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (dns1.registrar-servers.com, dns1.registrar-servers.com, dns2.registrar-servers.com...)
Analysis
Hierarchy
hdstudent.com serves as the parent of www.hdstudent.com.
IP Addresses
hdstudent.com directs to one IP number, which is 199.36.158.100.
Among the host names that share IP numbers with hdstudent.com are 3auth-session-timedout-naver.web.app, meta-for-business-case-86fc8.web.app, ch-ase.firebaseapp.com and two others.
Name Servers
Two name servers handle the delegation for hdstudent.com: dns1.registrar-servers.com and dns2.registrar-servers.com.
hdstudent.com has the same name server delegation as a number of other domains, such as semuaudiobooks.com, amstgrp.org, brazilmanufacturing.com and two more.
hdstudent.com has at least partial name server overlap with other domains, such as ontarioherbs.ca, external.email, cafrank.com and two others.
These name servers tend to appear together with the name servers dns3.registrar-servers.com, dns4.registrar-servers.com and dns5.registrar-servers.com.
dns1.registrar-servers.com and dns2.registrar-servers.com both carry two IP addresses. The A records for dns1.registrar-servers.com are 156.154.132.200 and 2610:a1:1024::200; the A records for dns2.registrar-servers.com are 156.154.133.200 and 2610:a1:1025::200.
Mail Servers
hdstudent.com has three mail servers: mx2.zoho.com.au, mx3.zoho.com.au and mx.zoho.com.au.
hdstudent.com shares at least some of its mail servers with other domains — for example wejoice.com, afrointroductions.com, ionforgeonline.com and two more.
All three — mx2.zoho.com.au, mx3.zoho.com.au and mx.zoho.com.au — point to 103.138.128.141 as their single IP address.
mx2.zoho.com.au, mx3.zoho.com.au and mx.zoho.com.au all direct to 103.138.128.141.