sundoors.vn - robtex.com
sundoors.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.255.237.233🇻🇳 LUUTRUSO-AS-VN103.255.237.0/24 LUUTRUSO-VN | ||||||
| PTR | no-ptr.123host.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 | ||||||
| NS | ns3.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 | ns4.matbao.vn ⚠️ Not in zone NS records | ||||||
| A | 103.138.89.11🇻🇳 VNPT-AS-VN103.138.88.0/23 VNPT-NET | ||||||
| MX | mx3.asvmail.net ⭐ | ||||||
| TXT | v=spf1 include:_spf.asvmail.net ~all | ||||||
| SOA | ns1.matbao.vnadmin@matbao.com 2026-05-07 #1 | ||||||
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=2030751029 | ||||||
Same first word
sundoors.vn |
Similar names
DNS History
7 records (6 active, 1 former)
●MXmx3.asvmail.net2026-04-21 → 2026-05-09 · 2 obs
● 2026-05-09 06:22:32
●A103.255.237.2332026-05-09 → 2026-05-09 · 3 obs
● 2026-05-09 06:22:30
● 2026-05-09 06:22:32
○A103.56.161.462026-04-21 → 2026-05-01 · 4 obs
● 2026-05-01 06:27:26
○ 2026-05-09 06:22:30
○ 2026-05-09 06:22:32
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | c.dns-servers.vn, a.dns-servers.vn, e.dns-servers.vn, g.dns-servers.vn... | - |
| sundoors.vn | ns4.matbao.vn, ns1.matbao.vn, ns2.matbao.vn, ns3.matbao.vn | 2 records |
✅ Authoritative Response
Server:103.138.89.11
NS records: ns4.matbao.vn, ns1.matbao.vn, ns2.matbao.vn, ns3.matbao.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for sundoors.vn (unsigned zone)
⏱️ Timing
Total: 4041ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.255.237.233 |
| NS | 2 | ns1.matbao.vn, ns2.matbao.vn |
| MX | 1 | mx3.asvmail.net (pri: 10) |
| TXT | 1 | v=spf1 include:_spf.asvmail.net ~all |
| SOA | 1 | ns1.matbao.vn admin.matbao.com |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (ns1.matbao.vn, ns2.matbao.vn)
Analysis
IP Addresses
sundoors.vn resolves to one IP number: 103.255.237.233.
other host names including caysanhnamdien.com, cpcontacts.doitacchuyennghiep.info.vn, pb1.tng.vn, 9seed.click and mail.hahtech.online share IP numbers with sundoors.vn.
Name Servers
sundoors.vn is delegated to four name servers: ns1.matbao.vn, ns2.matbao.vn, ns3.matbao.vn and ns4.matbao.vn.
sundoors.vn at least partially shares name servers with other domains, for instance hungkhangelectric.com, mitkogas.com, sscgroupvietnam.com, thuemienbac.vn and austdoors.vn.
These name servers are commonly used alongside ns1.matbao.com, ns2.matbao.com, ns-bak.matbao.com, ns1.digipowerdns.com, ns2.digipowerdns.com, ns3.digipowerdns.com and ns4.digipowerdns.com.
Host names with two IP numbers:
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
ns3.matbao.vn points to 13.250.228.99 and 103.110.128.60
Host names with one IP number:
ns4.matbao.vn points to 103.138.89.11
Host names that point to 13.250.228.99: ns1.matbao.vn and ns3.matbao.vn
Host names that point to 103.110.128.60: ns1.matbao.vn and ns3.matbao.vn
Host names that point to 103.138.89.11: ns2.matbao.vn and ns4.matbao.vn
Mail Servers
sundoors.vn is handled by a single mail server, mx3.asvmail.net.
sundoors.vn shares the same mail server setup as other domains, for instance hoangthanhlogistics.vn.
sundoors.vn shares some mail servers with other domains, at least partially, for instance goldenquartz.vn, gmhaiphong.com, vietsingworks.com, thosky.vn and oxford.edu.vn.
these mail servers are commonly used with the mail servers mx4.asvmail.net.