ifree.vn - robtex.com
ifree.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 45.252.251.26🇻🇳 AZDIGI-AS-VN45.252.248.0/22 AZDIGI-VN | ||||||
| NS | ns1.matbao.com ⭐ | ||||||
| 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 | ||||||
| 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 | mail.ifree.vn ⭐ | ||||||
| A | 150.95.104.102🇻🇳 GMO-ZCOM-AS-VN150.95.104.0/21 RUNSYSTEM-VN | ||||||
| PTR | cp02hn.emailserver.net.vn | ||||||
| TXT | v=spf1 +a +mx +ip4:150.95.104.102 include:emg01.emailserver.net.vn ~all | ||||||
| SOA | ns1.matbao.comadmin@matbao.com 2025-04-01 #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=2030748426 | ||||||
Previously MX for
ifree.vn |
Subdomains
Same first word
Similar names
DNS History
9 records (5 active, 4 former)
●NSns1.matbao.com2026-05-01 → 2026-05-08 · 3 obs
● 2026-05-01 06:35:54
● 2026-05-08 15:21:04
●NSns1.matbao.vn2026-05-01 → 2026-05-08 · 3 obs
● 2026-05-01 06:35:54
● 2026-05-08 15:21:04
●NSns2.matbao.vn2026-05-01 → 2026-05-08 · 3 obs
● 2026-05-01 06:35:54
● 2026-05-08 15:21:04
○NSns3.azdigi.com2019-04-01 → 2019-04-01 · 3 obs
○ 2026-05-01 06:35:54
○ 2026-05-08 15:21:04
○NSns4.azdigi.com2019-04-01 → 2019-04-01 · 3 obs
○ 2026-05-01 06:35:54
○ 2026-05-08 15:21:04
○MXifree.vn2019-04-01 → 2019-04-01 · 3 obs
○ 2026-05-01 06:35:54
○ 2026-05-08 15:21:04
●MXmail.ifree.vn2026-05-01 → 2026-05-08 · 3 obs
● 2026-05-01 06:35:54
● 2026-05-08 15:21:04
○A45.252.248.182019-04-01 → 2019-04-01 · 3 obs
○ 2026-05-01 06:35:54
○ 2026-05-08 15:21:04
●A45.252.251.262026-05-01 → 2026-05-08 · 3 obs
● 2026-05-01 06:35:54
● 2026-05-08 15:21:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | e.dns-servers.vn, d.dns-servers.vn, c.dns-servers.vn, g.dns-servers.vn... | - |
| ifree.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 ifree.vn (unsigned zone)
⏱️ Timing
Total: 1310ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.252.251.26 |
| NS | 2 | ns1.matbao.vn, ns2.matbao.vn |
| MX | 1 | mail.ifree.vn (pri: 1) |
| TXT | 1 | v=spf1 +a +mx +ip4:150.95.104.102 includ |
| 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
ifree.vn is a parent of mail.ifree.vn and www.ifree.vn.
IP Addresses
ifree.vn resolves to one IP number: 45.252.251.26.
other host names including ditichkientrucnghethuatquocgiakhunhavuong.vn, 178.vn, dvv.178.vn, mail.unienglishcenter.edu.vn and midealighting.vn share IP numbers with ifree.vn.
Name Servers
ifree.vn is delegated to three name servers ns1.matbao.com, ns1.matbao.vn and ns2.matbao.vn.
ifree.vn at least partially shares name servers with other domains, for instance pgdbactanuyen.edu.vn, thaichi.vn, thotcanh-36.click, hahomevn.com and venusvietnam.vn.
These name servers are commonly used alongside ns2.matbao.com and ns-bak.matbao.com.
Host names with two IP numbers
ns1.matbao.com points to 13.250.228.99 and 103.110.128.60
ns1.matbao.vn points to 13.250.228.99 and 103.110.128.60
ns2.matbao.vn points to 35.198.203.127 and 103.138.89.11
Names pointing to 13.250.228.99: ns1.matbao.com and ns1.matbao.vn
Names pointing to 103.110.128.60: ns1.matbao.com and ns1.matbao.vn
Mail Servers
ifree.vn is handled by a single mail server, mail.ifree.vn.
mail.ifree.vn resolves to IP 150.95.104.102.