callstack.vn - robtex.com
callstack.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 45.252.250.46🇻🇳 AZDIGI-AS-VN45.252.248.0/22 AZDIGI-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 | mx1.onemail.vn ⭐ | ||||||
| A | 103.216.116.14🇻🇳 VNPT-AS-VN103.216.116.0/22 INETSOFT-VN | ||||||
| PTR | mx1.smtp-in.onemail.vn | ||||||
| MX | mx2.onemail.vn ⭐ | ||||||
| A | 103.72.96.29🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN | ||||||
| PTR | mx2.smtp-in.onemail.vn | ||||||
| MX | mx3.onemail.vn ⭐ | ||||||
| A | 103.56.162.10🇻🇳 VNPT-AS-VN103.56.160.0/22 INETSOFT-VN | ||||||
| PTR | mx3.smtp-in.onemail.vn | ||||||
| TXT | v=spf1 include:_spf.onemail.vn ~all | ||||||
| SOA | ns1.matbao.vnadmin@matbao.com 2026-07-14 #20 | ||||||
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 2031-09-31 #58 | ||||||
Subdomains
Same first word
callstack.github.io |
callstack.de |
callstack.com |
callstack.vn |
callstack.io |
callstack.co |
callstack.net |
callstack.org |
DNS History
7 records (6 active, 1 former)
●MXmx1.onemail.vn2026-07-25 → 2026-08-10 · 3 obs
● 2026-07-25 23:34:18
● 2026-08-10 09:38:50
●MXmx2.onemail.vn2026-07-25 → 2026-08-10 · 3 obs
● 2026-07-25 23:34:18
● 2026-08-10 09:38:50
●MXmx3.onemail.vn2026-07-25 → 2026-08-10 · 3 obs
● 2026-07-25 23:34:18
● 2026-08-10 09:38:50
○MXpro209.emailserver.vn2026-05-15 → 2026-05-15 · 3 obs
○ 2026-07-25 23:34:18
○ 2026-08-10 09:38:50
●A45.252.250.462026-05-15 → 2026-08-10 · 2 obs
● 2026-08-10 09:38:50
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| callstack.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
⚠️ Insecure (no DNSSEC)
No DS record for callstack.vn (unsigned zone)
⏱️ Timing
Total: 1152ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.252.250.46 |
| NS | 2 | ns2.matbao.vn, ns1.matbao.vn |
| MX | 3 | mx1.onemail.vn (pri: 0), mx2.onemail.vn (pri: 0)... |
| TXT | 1 | v=spf1 include:_spf.onemail.vn ~all |
| 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
callstack.vn serves as the parent of gateway.callstack.vn and admin.callstack.vn.
IP Addresses
callstack.vn has exactly one IP address — 45.252.250.46.
tenten.vn.seatex.com.vn, vanphongphamthudo.vn, dichvuxedap.com plus two other host names have IP numbers in common with callstack.vn.
Name Servers
Two name servers handle the delegation for callstack.vn: ns1.matbao.vn and ns2.matbao.vn.
The name server configuration of callstack.vn is shared with other domains, for instance semeco.com.vn, biogreentech.vn, suncosmo.vn and two others.
callstack.vn shares at least some of its name servers with other domains, including bottreem.com, brandtkitchen.vn, 456.com.vn and two others.
These name servers are frequently seen alongside ns1.matbao.com, ns2.matbao.com, ns-bak.matbao.com and 4 other name servers.
ns1.matbao.vn and ns2.matbao.vn both carry two IP addresses. The A records for ns1.matbao.vn are 13.250.228.99 and 103.110.128.60; the A records for ns2.matbao.vn are 35.198.203.127 and 103.138.89.11.
Mail Servers
callstack.vn is handled by three mail servers: mx1.onemail.vn, mx2.onemail.vn and mx3.onemail.vn.
At least some of the mail servers used by callstack.vn are shared with other domains: tinviettien.vn, incose.vn, viettienplastic.vn and two others among them.
These mail servers tend to be used in conjunction with the mail servers mx.inet.vn.
mx1.onemail.vn points to 103.216.116.14; mx2.onemail.vn points to 103.72.96.29; mx3.onemail.vn points to 103.56.162.10 — each hostname maps to exactly one IP address.