opendb.vn - robtex.com
opendb.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.90.227.220🇻🇳 VNPT-AS-VN103.90.227.0/24 Vietnam Post and Telecom Corporation (VNPT) | ||||||
| NS | ns1.pavietnam.vn ⭐ | ||||||
| A | 2406:9c80::66🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | ns1.dotvndns.vn | ||||||
| A | 112.213.89.3🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| PTR | ns1.dotvndns.vn | ||||||
| NS | ns2.pavietnam.vn | ||||||
| A | 2406:9c80::9000:111🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | ns2.dotvndns.vn | ||||||
| A | 222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT | ||||||
| PTR | static.vdc.vn | ||||||
| PTR | static.vnpt.vn | ||||||
| NS | nsbak.pavietnam.net | ||||||
| A | 2406:9c80::9000:302🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | nsbak.dotvndns.com | ||||||
| A | 112.213.89.22🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| PTR | ns8922.dotvndns.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 | verification-code-site-App_lark=aEOHnjAJvcIPnF5PqHC1 | ||||||
| TXT | v=spf1 +include:spf.onlarksuite.com -all | ||||||
| SOA | ns1.pavietnam.vnhostmaster@opendb.vn 2025-09-11 #19 | ||||||
vn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn | ||||||
| NS | b.dns-servers.vn | ||||||
| NS | c.dns-servers.vn | ||||||
| NS | d.dns-servers.vn | ||||||
| NS | e.dns-servers.vn | ||||||
| NS | f.dns-servers.vn | ||||||
| NS | g.dns-servers.vn | ||||||
| NS | h.dns-servers.vn | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2030750678 | ||||||
Subdomains
www.opendb.vn |
Same first word
Similar names
nepodb.com |
openbd.eu |
bendop.com |
epbond.com |
endobp.com |
openbd.com |
openbd.jp |
bdopen.se |
bdopen.com |
benpod.com |
pbendo.com |
nebodp.com |
dbopen.com |
bpnode.com |
bondep.no |
openbd.org |
DNS History
7 records (7 active, 0 former)
●NSns1.pavietnam.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 04:33:06
●NSns2.pavietnam.vn2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 04:33:06
●NSnsbak.pavietnam.net2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 04:33:06
●MXmx1.larksuite.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 04:33:06
●MXmx2.larksuite.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 04:33:06
●MXmx3.larksuite.com2026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 04:33:06
●A103.90.227.2202026-05-01 → 2026-05-09 · 2 obs
● 2026-05-09 04:33:06
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| opendb.vn | nsbak.pavietnam.net, ns2.pavietnam.vn, ns1.pavietnam.vn | 4 records |
✅ Authoritative Response
Server:112.213.89.3
NS records: nsbak.pavietnam.net, ns2.pavietnam.vn, ns1.pavietnam.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opendb.vn (unsigned zone)
⏱️ Timing
Total: 1980ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.90.227.220 |
| NS | 3 | ns1.pavietnam.vn, nsbak.pavietnam.net... |
| MX | 3 | mx1.larksuite.com (pri: 1), mx3.larksuite.com (pri: 10)... |
| TXT | 2 | verification-code-site-App_lark=aEOHnjAJ, v=spf1 +include:spf.onlarksuite.com -all |
| SOA | 1 | ns1.pavietnam.vn hostmaster.opendb.vn |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns1.pavietnam.vn, ns2.pavietnam.vn, ns1.pavietnam.vn...)
Analysis
Hierarchy
opendb.vn is the parent of www.opendb.vn.
IP Addresses
opendb.vn resolves to one IP number: 103.90.227.220.
other host names including duhocvictoria.edu.vn, codienlanhtoanquoc.vn, www.midasdigital.vn, www.victoriaenglish.edu.vn and dbhub.vn share IP numbers with opendb.vn.
Name Servers
opendb.vn is delegated to three name servers nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
opendb.vn at least partially shares name servers with other domains, for instance haiphongtrans.com.vn, 83.com.vn, butchershop.vn, vietan-enviro.com and standeezone.com.
these name servers are often used together with ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com and ns3.dotvndns.vn.
Host names with two IP numbers:
nsbak.pavietnam.net points to: 2406:9c80::9000:302 and 112.213.89.22.
ns1.pavietnam.vn points to: 2406:9c80::66 and 112.213.89.3.
ns2.pavietnam.vn points to: 2406:9c80::9000:111 and 222.255.121.247.
Mail Servers
opendb.vn is handled by three mail servers: mx1.larksuite.com, mx2.larksuite.com and mx3.larksuite.com.
opendb.vn shares some mail servers with other domains, at least partially, for instance flexicalcapp.com, 9file.net, cabevibe.com, infinity-potolok.com and geddle.com.
Host names with three IP numbers:
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 points to 18.139.153.173.
mx2.larksuite.com points to 18.139.153.173.
Host names that point to 18.139.153.173:
mx3.larksuite.com, mx1.larksuite.com and mx2.larksuite.com point to 18.139.153.173.