bknow.vn - robtex.com
bknow.vn
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| A | 103.97.134.153🇻🇳 LVSOFT-AS-VN103.97.132.0/22 LVSS-VN | ||||||
| NS | ns1.matbao.vn ⭐ | ||||||
| A | 13.250.228.99🇸🇬 Amazon13.250.0.0/15 EC2 SIN prefix | ||||||
| PTR | ec2-13-250-228-99.ap-southeast-1.compute.amazonaws.com | ||||||
| A | 103.110.128.60🇻🇳 AXYS-VN103.110.128.0/23 | ||||||
| NS | ns2.matbao.vn | ||||||
| A | 35.198.203.127🇸🇬 Google35.198.192.0/20 | ||||||
| PTR | 127.203.198.35.bc.googleusercontent.com | ||||||
| A | 103.138.89.11🇻🇳 VNPT-AS-VN103.138.88.0/23 VNPT-NET | ||||||
| MX | pro214.emailserver.vn ⭐ | ||||||
| A | 103.110.129.214🇻🇳 AXYS-VN103.110.128.0/23 | ||||||
| PTR | pro214.emailserver.vn | ||||||
| TXT | v=spf1 mx include:emailserver.vn include:spf.protection.outlook.com -all | ||||||
| SOA | ns1.matbao.vnadmin@matbao.com 2026-02-05 #2 | ||||||
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=2030754436 | ||||||
Subdomains
www.bknow.vn |
Same first word
bknow.vn |
Similar names
DNS History
4 records (4 active, 0 former)
●MXpro214.emailserver.vn2026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 09:37:34
●A103.97.134.1532026-05-01 → 2026-05-10 · 2 obs
● 2026-05-10 09:37:34
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| bknow.vn | ns1.matbao.vn, ns2.matbao.vn | 2 records |
✅ Authoritative Response
Server:13.250.228.99
NS records: ns1.matbao.vn, ns2.matbao.vn
🔒 DNSSEC Status
🔐 Secure (DNSSEC validated)
Chain of trust verified from root to domain
⏱️ Timing
Total: 1606ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.97.134.153 |
| NS | 2 | ns1.matbao.vn, ns2.matbao.vn |
| MX | 1 | pro214.emailserver.vn (pri: 0) |
| TXT | 1 | v=spf1 mx include:emailserver.vn include |
| SOA | 1 | ns1.matbao.vn admin.matbao.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns2.matbao.vn, ns1.matbao.vn)
Analysis
Hierarchy
bknow.vn is the parent of www.bknow.vn.
IP Addresses
bknow.vn resolves to one IP number: 103.97.134.153.
Other host names such as www.bknow.vn and maylocnuocbknow.vn share IP numbers with bknow.vn.
Name Servers
bknow.vn is delegated to two name servers ns1.matbao.vn and ns2.matbao.vn.
bknow.vn shares the same name server setup as other domains, for instance toanven.vn, mntanbinhvinhcuu.edu.vn, 18x.vn, evolus.vn and thanglong.org.vn.
bknow.vn at least partially shares name servers with other domains, for instance kamera.vn, giupviechoanmy.vn, beanmart.vn, ibstac.vn and hntmmttn.vn.
These name servers are commonly used with ns1.matbao.com, ns2.matbao.com, ns-bak.matbao.com, ns3.matbao.vn and ns4.matbao.vn.
Host names with two IP numbers:
The host name ns1.matbao.vn points to 13.250.228.99 and 103.110.128.60; the host name ns2.matbao.vn points to 35.198.203.127 and 103.138.89.11.
Mail Servers
bknow.vn is handled by a single mail server, pro214.emailserver.vn.
bknow.vn shares the same mail server setup as other domains, for instance docmoc.vn, mesvn.com.vn, grop.vn, hanambus.vn and kingguardstore.vn.
bknow.vn shares some mail servers with other domains, at least partially, for example pharmatech.vn and gpmsoftwares.com.
pro214.emailserver.vn resolves to IP 103.110.129.214.