topmax.edu.vn - robtex.com
topmax.edu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 45.252.249.48🇻🇳 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 | mx1.larksuite.com ⭐ | ||||||
| A | 18.139.153.173🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix | ||||||
| PTR | ec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com | ||||||
| MX | mx2.larksuite.com(5) | ||||||
| A | 18.139.153.173🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix | ||||||
| PTR | ec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com | ||||||
| MX | mx3.larksuite.com(10) | ||||||
| A | 18.139.153.173🇸🇬 Amazon18.138.0.0/15 EC2 SIN prefix | ||||||
| PTR | ec2-18-139-153-173.ap-southeast-1.compute.amazonaws.com | ||||||
| A | 101.126.58.223🇨🇳 VOLCANO-ENGINE101.126.56.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District, | ||||||
| A | 122.14.230.154🇨🇳 CHINAMOBILE-CN122.14.224.0/20 | ||||||
| TXT | v=spf1 include:0c7d62aa0e4c72f804c180b44bf27a6c.gcmta.id ~all | ||||||
| TXT | verification-code-site-App_lark=0hPIG4BDv4e4li8Vvwom | ||||||
| TXT | v=spf1 include:amazonses.com ~all | ||||||
| TXT | v=spf1 ip4:45.252.248.45 include:azdigi-mailgateway.com +include:spf.onlarksu... | ||||||
| SOA | ns3.azdigi.comhosting-admin@azdigi.com 2025-08-20 #4 | ||||||
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=2018564639 | ||||||
Subdomains
Same first word
topmax.sk |
topmax.technology |
topmax.ca |
topmax.ru |
topmax.net |
topmax.com.pl |
topmax.cz |
topmax.cn |
topmax.com.vn |
topmax.co.tz |
topmax.com |
topmax.com.ua |
topmax.edu.vn |
topmax.de |
topmax.com.br |
topmax.one |
topmax.pro.vn |
Similar names
DNS History
6 records (6 active, 0 former)
●NSns3.azdigi.com2026-04-16 → 2026-05-09 · 2 obs
● 2026-05-09 13:51:18
●NSns4.azdigi.com2026-04-16 → 2026-05-09 · 2 obs
● 2026-05-09 13:51:18
●MXmx1.larksuite.com2026-04-16 → 2026-05-09 · 2 obs
● 2026-05-09 13:51:18
●MXmx2.larksuite.com2026-04-16 → 2026-05-09 · 2 obs
● 2026-05-09 13:51:18
●MXmx3.larksuite.com2026-04-16 → 2026-05-09 · 2 obs
● 2026-05-09 13:51:18
●A45.252.249.482026-04-16 → 2026-05-09 · 2 obs
● 2026-05-09 13:51:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| topmax.edu.vn | ns4.azdigi.com, ns3.azdigi.com | - |
✅ Authoritative Response
Server:103.221.222.220
NS records: ns4.azdigi.com, ns3.azdigi.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for topmax.edu.vn (unsigned zone)
⏱️ Timing
Total: 1585ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.252.249.48 |
| NS | 2 | ns3.azdigi.com, ns4.azdigi.com |
| MX | 3 | mx3.larksuite.com (pri: 10), mx1.larksuite.com (pri: 1)... |
| TXT | 4 | verification-code-site-App_lark=0hPIG4BD, v=spf1 ip4:45.252.248.45 include:azdigi-... |
| SOA | 1 | ns3.azdigi.com hosting-admin.azdigi.com |
Analysis
Hierarchy
topmax.edu.vn is a parent of book.topmax.edu.vn, ticket.topmax.edu.vn and www.topmax.edu.vn.
IP Addresses
topmax.edu.vn points to a single IP number: 45.252.249.48.
Other host names, for instance duongvo.com, www.vesa.vn, blackpearl.com.vn, www.knagroup.vn and ysw.ohyeah.vn share IP numbers with topmax.edu.vn.
Name Servers
topmax.edu.vn is delegated to two name servers: ns3.azdigi.com and ns4.azdigi.com.
topmax.edu.vn uses the same name server setup as other domains, for instance runlabs.vn, oceandeparfum.com, 24ssports.com, honaicoop.com and kiemthecaofree.com.
topmax.edu.vn shares name servers with other domains at least partially, for instance zenpali.com, degson.com.vn, cuckoovn.vn, rangcaphe.vn and mgkiengiang.com.vn.
These name servers are commonly used with ns1.matbao.vn, ns2.matbao.vn, ns1.matbao.com and ns-a1.tenten.vn.
Host names with one IP number:
ns3.azdigi.com points to: 45.252.248.5.
ns4.azdigi.com points to: 103.221.222.220.
Mail Servers
topmax.edu.vn is handled by three mail servers: mx1.larksuite.com, mx2.larksuite.com and mx3.larksuite.com.
topmax.edu.vn shares some mail servers with other domains, including gpfarm.com.vn, hvg.edu.vn, goodomensplus.com, teedodi.com and tradeint.com.
Host names with three IP numbers:
Host name mx3.larksuite.com points to: 18.139.153.173, 101.126.58.223 and 122.14.230.154.
Host names with one IP number:
mx1.larksuite.com and mx2.larksuite.com point to 18.139.153.173.
Host names that point to 18.139.153.173 are mx3.larksuite.com, mx1.larksuite.com and mx2.larksuite.com.