caosu68.vn - robtex.com
caosu68.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 112.213.87.137🇻🇳 SUPERDATA112.213.87.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| PTR | mx87137.superdata.vn | ||||||
| NS | ns1.pavietnam.vn ⭐ | ||||||
| A | 2406:9c80::66🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | ns1.dotvndns.vn | ||||||
| A | 112.213.89.3🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| PTR | ns1.dotvndns.vn | ||||||
| NS | ns2.pavietnam.vn | ||||||
| A | 2406:9c80::9000:111🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | ns2.dotvndns.vn | ||||||
| A | 222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT | ||||||
| PTR | static.vdc.vn | ||||||
| PTR | static.vnpt.vn | ||||||
| NS | nsbak.pavietnam.net | ||||||
| A | 2406:9c80::9000:302🇻🇳 SUPERDATA2406:9c80::/48 -VN | ||||||
| PTR | nsbak.dotvndns.com | ||||||
| A | 112.213.89.22🇻🇳 SUPERDATA112.213.89.0/24 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 24th floor, VNTA Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| PTR | ns8922.dotvndns.vn | ||||||
| MX | mx.inet.vn ⭐ | ||||||
| A | 103.72.96.6🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN | ||||||
| PTR | mailer-smtp-in.onemail.vn | ||||||
| A | 103.72.96.8🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN | ||||||
| PTR | mailer-smtp-in01.onemail.vn | ||||||
| A | 103.72.96.9🇻🇳 INETSOFT-AS-VN103.72.96.0/22 INETSOFT-VN | ||||||
| PTR | mailer-smtp-in02.onemail.vn | ||||||
| A | 103.216.116.158🇻🇳 VNPT-AS-VN103.216.116.0/22 INETSOFT-VN | ||||||
| PTR | mailgw.inet.vn | ||||||
| TXT | GOOGLE-SITE-VERIFICATION=PD9TWGKAIVPRPPIOPOJ3SJUMEKFZQBU5GTULYQ-1W3G | ||||||
| TXT | google-site-verification=t4lKDWL15RxzJfMiaXu1tLrcOAz6fn6MsRoACJnnAuM | ||||||
| TXT | v=spf1 a mx include:_spf.inet.vn ~all | ||||||
| SOA | ns1.pavietnam.vnhostmaster@caosu68.vn 2025-06-30 #57 | ||||||
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=2030756415 | ||||||
Subdomains
mail.caosu68.vn |
Same first word
caosu68.vn |
DNS History
7 records (5 active, 2 former)
●NSns1.pavietnam.vn2020-03-20 → 2026-05-11 · 2 obs
● 2026-05-11 02:07:14
●NSns2.pavietnam.vn2020-03-20 → 2026-05-11 · 2 obs
● 2026-05-11 02:07:14
●NSnsbak.pavietnam.net2020-03-20 → 2026-05-11 · 2 obs
● 2026-05-11 02:07:14
○MXmail.caosu68.vn2020-03-20 → 2020-03-20 · 3 obs
○ 2026-02-17 04:29:24
○ 2026-05-11 02:07:14
●MXmx.inet.vn2026-02-17 → 2026-05-11 · 3 obs
● 2026-02-17 04:29:24
● 2026-05-11 02:07:14
●A112.213.87.1372026-02-17 → 2026-05-11 · 3 obs
● 2026-02-17 04:29:24
● 2026-05-11 02:07:14
○A123.30.211.42020-03-20 → 2020-03-20 · 3 obs
○ 2026-02-17 04:29:24
○ 2026-05-11 02:07:14
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| caosu68.vn | ns1.pavietnam.vn, ns2.pavietnam.vn, nsbak.pavietnam.net | 4 records |
✅ Authoritative Response
Server:112.213.89.22
NS records: ns1.pavietnam.vn, ns2.pavietnam.vn, nsbak.pavietnam.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for caosu68.vn (unsigned zone)
⏱️ Timing
Total: 2658ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 112.213.87.137 |
| NS | 3 | ns1.pavietnam.vn, nsbak.pavietnam.net... |
| MX | 1 | mx.inet.vn (pri: 10) |
| TXT | 3 | v=spf1 a mx include:_spf.inet.vn ~all, GOOGLE-SITE-VERIFICATION=PD9TWGKAIVPRPPI... |
| SOA | 1 | ns1.pavietnam.vn hostmaster.caosu68.vn |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.pavietnam.vn, ns2.pavietnam.vn, ns1.pavietnam.vn...)
Analysis
Hierarchy
The parent of mail.caosu68.vn is caosu68.vn.
IP Addresses
caosu68.vn points to a single IP address: 112.213.87.137.
Other host names such as rangthuyanh.com, www.smartbrain.edu.vn, smartbrain.edu.vn and www.rangthuyanh.com share IP numbers with caosu68.vn.
Name Servers
caosu68.vn is delegated to three name servers: nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
caosu68.vn at least partially shares name servers with other domains, for example hungvuonguni.edu.vn, nhtt.vn, phamviet.vn, thuvienonline102.edu.vn and kgmc.edu.vn.
Name servers ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com, ns3.dotvndns.vn, dnssecbak.pavietnam.net, dnssec1.pavietnam.vn and dnssec2.pavietnam.vn are commonly used together.
Host names with two IP numbers:
nsbak.pavietnam.net points to 2406:9c80::9000:302 and 112.213.89.22
ns1.pavietnam.vn points to 2406:9c80::66 and 112.213.89.3
ns2.pavietnam.vn points to 2406:9c80::9000:111 and 222.255.121.247
Mail Servers
The mx.inet.vn mail server handles caosu68.vn.
caosu68.vn shares the same mail server setup as other domains, including hoanghagroup.vn, haidangfood.vn, nlv.edu.vn, hawatech.vn and dragonking.vn.
caosu68.vn shares at least partially some mail servers with other domains, for instance dseatech.vn, toyotavinh.vn, imus.vn, aeck.edu.vn and nhaphangtaobao.com.vn.
Host mx.inet.vn points to four IP numbers: 103.72.96.6, 103.72.96.8, 103.72.96.9 and 103.216.116.158.