think.edu.vn - robtex.com
think.edu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 45.252.248.29🇻🇳 AZDIGI-AS-VN45.252.248.0/22 AZDIGI-VN | ||||||
| NS | ns3.azdigi.com ⭐ | ||||||
| A | 45.252.248.5🇻🇳 AZDIGI-AS-VN45.252.248.0/22 AZDIGI-VN | ||||||
| NS | ns4.azdigi.com | ||||||
| A | 103.221.222.220🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN | ||||||
| MX | mx2.zoho.com ⭐ | ||||||
| A | 204.141.33.44🇺🇸 ZohoAS204.141.32.0/23 PNAP-DAL CASE00103239 | ||||||
| PTR | mx2.zoho.com | ||||||
| PTR | mx3.zoho.com | ||||||
| PTR | mx6.zoho.com | ||||||
| PTR | mx7.zoho.com | ||||||
| PTR | mx8.zoho.com | ||||||
| PTR | mx.zoho.com | ||||||
| PTR | mx2.zohomail.com | ||||||
| PTR | mx3.zohomail.com | ||||||
| PTR | mx.zohomail.com | ||||||
| MX | mx.zoho.com(20) | ||||||
| A | 136.143.191.44🇺🇸 ZohoAS136.143.190.0/23 Zoho Corporation | ||||||
| PTR | mx2.zoho.com | ||||||
| PTR | mx3.zoho.com | ||||||
| PTR | mx.zoho.com | ||||||
| PTR | mx2.zohomail.com | ||||||
| PTR | mx3.zohomail.com | ||||||
| PTR | mx.zohomail.com | ||||||
| A | 204.141.33.44🇺🇸 ZohoAS204.141.32.0/23 PNAP-DAL CASE00103239 | ||||||
| PTR | mx2.zoho.com | ||||||
| PTR | mx3.zoho.com | ||||||
| PTR | mx6.zoho.com | ||||||
| PTR | mx7.zoho.com | ||||||
| PTR | mx8.zoho.com | ||||||
| PTR | mx.zoho.com | ||||||
| PTR | mx2.zohomail.com | ||||||
| PTR | mx3.zohomail.com | ||||||
| PTR | mx.zohomail.com | ||||||
| TXT | v=spf1 +a +mx +ip4:45.252.248.11 +ip4:45.252.248.29 +ip4:103.243.173.218 +inc... | ||||||
| SOA | ns3.azdigi.comhosting-admin@azdigi.com 2024-05-05 #1 | ||||||
edu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | b.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | c.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | d.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | e.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | f.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | g.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | h.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2018565087 | ||||||
Previously MX for
think.edu.vn |
Subdomains
Same first word
Similar names
htink.com.cn |
inthk.com |
nkith.com |
ithnk.com |
hknit.com |
ntihk.com |
kinth.com |
hktin.org |
kniht.info |
thkin.com |
kinth.dk |
hkint.org |
htink.net |
hkint.net |
htink.com |
htink.org |
DNS History
9 records (5 active, 4 former)
○NSns1.stablehost.com2018-05-11 → 2018-05-11 · 3 obs
○ 2026-04-30 19:34:54
○ 2026-05-11 12:23:30
○NSns2.stablehost.com2018-05-11 → 2018-05-11 · 3 obs
○ 2026-04-30 19:34:54
○ 2026-05-11 12:23:30
●NSns3.azdigi.com2026-04-30 → 2026-05-11 · 3 obs
● 2026-04-30 19:34:54
● 2026-05-11 12:23:30
●NSns4.azdigi.com2026-04-30 → 2026-05-11 · 3 obs
● 2026-04-30 19:34:54
● 2026-05-11 12:23:30
○MXthink.edu.vn2018-05-11 → 2018-05-11 · 3 obs
○ 2026-04-30 19:34:54
○ 2026-05-11 12:23:30
○A103.243.173.2202018-05-11 → 2018-05-11 · 3 obs
○ 2026-04-30 19:34:54
○ 2026-05-11 12:23:30
●A45.252.248.292026-04-30 → 2026-05-11 · 3 obs
● 2026-04-30 19:34:54
● 2026-05-11 12:23:30
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| think.edu.vn | ns4.azdigi.com, ns3.azdigi.com | - |
✅ Authoritative Response
Server:45.252.248.5
NS records: ns4.azdigi.com, ns3.azdigi.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for think.edu.vn (unsigned zone)
⏱️ Timing
Total: 2428ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.252.248.29 |
| NS | 2 | ns3.azdigi.com, ns4.azdigi.com |
| MX | 2 | mx2.zoho.com (pri: 20), mx.zoho.com (pri: 10) |
| TXT | 1 | v=spf1 +a +mx +ip4:45.252.248.11 +ip4:45 |
| SOA | 1 | ns3.azdigi.com hosting-admin.azdigi.com |
Analysis
Hierarchy
think.edu.vn is a parent of ftp.think.edu.vn, mail.think.edu.vn and www.think.edu.vn.
IP Addresses
think.edu.vn resolves to one IP number: 45.252.248.29.
Other host names, for instance delys.com.vn, www.cuahangbaoholaodong.vn, sieuthiongcongtrinh.com, vnfs-team.com and mail.giasu.org share IP numbers with think.edu.vn.
Name Servers
think.edu.vn's delegation uses two name servers: ns3.azdigi.com and ns4.azdigi.com.
think.edu.vn uses the same name server setup as other domains, such as giaxeoto24h.vn, vinfasttayninh.vn, hntllasxd101.vn, yogahatha.com.vn and tiemnhaan.vn.
think.edu.vn at least partially shares name servers with other domains, including biocarb.vn, mitsujapan.vn, vungdatyen.vn, gomynghesondong.vn and th-ledinhchinh-danang.edu.vn.
these name servers are commonly used alongside ns1.matbao.vn, ns2.matbao.vn, ns1.10-100-10-145.cprapid.com, ns2.10-100-10-145.cprapid.com, ns3.azdigihost.com, ns4.azdigihost.com and ns4azdigi.com.
Host names with a single IP address: ns3.azdigi.com points to 45.252.248.5; ns4.azdigi.com points to 103.221.222.220.
Mail Servers
think.edu.vn is served by two mail servers mx2.zoho.com and mx.zoho.com.
think.edu.vn shares the same mail server setup as other domains, for instance iegservers.com, wkerr.com, uclipit.com, niningaidil.id and eblinx.net.
think.edu.vn shares at least some mail servers with other domains, for example kochab.com, europatotal.com.br, ocum.net, smug.coffee and villachristy.com.
These mail servers are often used together with the mail servers mx3.zoho.com.
Host names with two IP numbers:
mx.zoho.com points to 136.143.191.44 and 204.141.33.44.
Host names with one IP number:
mx2.zoho.com points to 204.141.33.44.
Host names that point to 204.141.33.44: mx.zoho.com and mx2.zoho.com.