ioai.vn - dns.ninja

`ioai.vn`

DNSSEC	⚠️ Not signed
A	45.124.84.99^{🇻🇳 BKNS-AS-VN45.124.84.0/24 Bach Kim Network solutions Join stock company BKNS-VN}
NS	`ns1.matbao.com` ⭐ ⚠️ Not in parent delegation
		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	`ns1.matbao.vn` ⚠️ Not in zone NS records
		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.com` ⚠️ Not in parent delegation
		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}
NS	`ns2.matbao.vn` ⚠️ Not in zone NS records
		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	`mail.ioai.vn` ⭐
TXT	`v=spf1 mx include:45.124.84.99 -all`
SOA	`ns1.matbao.com`admin@matbao.com 2024-04-20 #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.vn`postmaster@vnnic.vn serial=2030917646

Subdomains

mail.ioai.vn

www.ioai.vn

Same first word

ioai.com

ioai.net

ioai.org

ioai.vn

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DNS History

6 records (6 active, 0 former)

●NSns1.matbao.com2026-05-01 → 2026-06-23 · 2 obs

● 2026-05-01 12:47:58
● 2026-06-23 01:13:16

●NSns1.matbao.vn2026-05-01 → 2026-06-23 · 2 obs

● 2026-05-01 12:47:58
● 2026-06-23 01:13:16

●NSns2.matbao.com2026-05-01 → 2026-06-23 · 2 obs

● 2026-05-01 12:47:58
● 2026-06-23 01:13:16

●NSns2.matbao.vn2026-05-01 → 2026-06-23 · 2 obs

● 2026-05-01 12:47:58
● 2026-06-23 01:13:16

●MXmail.ioai.vn2026-05-01 → 2026-06-23 · 2 obs

● 2026-05-01 12:47:58
● 2026-06-23 01:13:16

●A45.124.84.992026-05-01 → 2026-06-23 · 2 obs

● 2026-05-01 12:47:58
● 2026-06-23 01:13:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	-
ioai.vn	ns1.matbao.vn, ns2.matbao.vn	2 records

✅ Authoritative Response

Server:103.138.89.11

NS records: ns1.matbao.vn, ns2.matbao.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ioai.vn (unsigned zone)

⏱️ Timing

Total: 1227ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.124.84.99`
NS	2	`ns2.matbao.com, ns1.matbao.com`
MX	1	`mail.ioai.vn (pri: 10)`
TXT	1	`v=spf1 mx include:45.124.84.99 -all`
SOA	1	`ns1.matbao.com admin.matbao.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns1.matbao.vn, ns2.matbao.vn)

Analysis

Hierarchy

mail.ioai.vn and www.ioai.vn are both subdomains of ioai.vn.

IP Addresses

ioai.vn resolves to one IP address: 45.124.84.99.

ioai.vn shares its IP numbers with other host names, including review.iklc.vn, echo.riva.com.vn, cert.olympiad.edu.vn and dangky.asmo.edu.vn.

Name Servers

The authoritative name servers for ioai.vn are ns1.matbao.com, ns2.matbao.com, ns1.matbao.vn and ns2.matbao.vn.

The name servers of ioai.vn overlap at least partially with those of other domains — among them unigem.vn, bastahiro.vn, trevietsoftware.com and two more.

These name servers commonly appear in combination with the name servers ns-bak.matbao.com.

The four hosts ns1.matbao.com, ns2.matbao.com, ns1.matbao.vn and ns2.matbao.vn each point to two IP numbers. ns1.matbao.com directs to 13.250.228.99 and 103.110.128.60; ns2.matbao.com directs to 35.198.203.127 and 103.138.89.11; ns1.matbao.vn directs to 13.250.228.99 and 103.110.128.60; ns2.matbao.vn directs to 35.198.203.127 and 103.138.89.11.

ns1.matbao.com and ns1.matbao.vn each have 13.250.228.99 IP addresses.

ns1.matbao.com and ns1.matbao.vn each have 103.110.128.60 IP addresses.

ns2.matbao.com and ns2.matbao.vn each have 35.198.203.127 IP addresses.

ns2.matbao.com and ns2.matbao.vn each have 103.138.89.11 IP addresses.

Mail Servers

Mail for ioai.vn is handled by a single mail server, mail.ioai.vn.