c4i.vn - robtex.com
c4i.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.255.237.132🇻🇳 LUUTRUSO-AS-VN103.255.237.0/24 LUUTRUSO-VN | ||||||
| PTR | no-ptr.123host.vn | ||||||
| NS | ns1.luutruso.vn ⭐ | ||||||
| A | 103.255.236.7🇻🇳 LUUTRUSO-AS-VN103.255.236.0/24 LUUTRUSO-VN | ||||||
| PTR | ns1.luutruso.vn | ||||||
| NS | ns2.luutruso.vn | ||||||
| A | 139.144.121.147🇸🇬 AKAMAI-LINODE-AP139.144.112.0/20 Akamai Technologies | ||||||
| PTR | ns2.luutruso.vn | ||||||
| NS | nsbak.luutruso.net | ||||||
| A | 103.255.238.7🇻🇳 LUUTRUSO-AS-VN103.255.238.0/24 LUUTRUSO-VN | ||||||
| PTR | nsbak.luutruso.net | ||||||
| MX | aspmx.l.google.com ⭐ | ||||||
| MX | alt1.aspmx.l.google.com(5) | ||||||
| MX | alt2.aspmx.l.google.com(5) | ||||||
| MX | alt3.aspmx.l.google.com(10) | ||||||
| A | 2607:f8b0:4023:1015::1b | ||||||
| A | 172.253.135.27 | ||||||
| MX | alt4.aspmx.l.google.com(10) | ||||||
| A | 2a00:1450:400c:c00::1b | ||||||
| A | 173.194.76.26 | ||||||
| TXT | google-site-verification=iTMj3mD3k2FyD_2lXshMV4JNz1IYjKbQryzhpcI6h5s | ||||||
| SOA | ns1.luutruso.vnsupport@123host.vn 2024-08-07 #27 | ||||||
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=2030768354 | ||||||
Subdomains
www.c4i.vn |
Same first word
c4i.bz |
c4i.co.uk |
c4i.cn |
c4i.com.pl |
c4i.gr |
c4i.co |
c4i.org |
c4i.us.com |
c4i.nl |
c4i.in |
c4i.com.vn |
c4i.vn |
c4i.msk.ru |
c4i.pl |
c4i.ng |
c4i.dk |
c4i.net |
c4i.com.br |
c4i.su |
c4i.at |
c4i.co.jp |
c4i.ca |
c4i.com |
c4i.eu |
c4i.msk.su |
c4i.us |
Similar names
DNS History
9 records (9 active, 0 former)
●NSns1.luutruso.vn2026-05-01 → 2026-05-13 · 2 obs
● 2026-05-13 12:47:18
●NSns2.luutruso.vn2026-05-01 → 2026-05-13 · 2 obs
● 2026-05-13 12:47:18
●NSnsbak.luutruso.net2026-05-01 → 2026-05-13 · 2 obs
● 2026-05-13 12:47:18
●MXalt1.aspmx.l.google.com2026-05-01 → 2026-05-13 · 2 obs
● 2026-05-13 12:47:18
●MXalt2.aspmx.l.google.com2026-05-01 → 2026-05-13 · 2 obs
● 2026-05-13 12:47:18
●MXalt3.aspmx.l.google.com2026-05-01 → 2026-05-13 · 2 obs
● 2026-05-13 12:47:18
●MXalt4.aspmx.l.google.com2026-05-01 → 2026-05-13 · 2 obs
● 2026-05-13 12:47:18
●MXaspmx.l.google.com2026-05-01 → 2026-05-13 · 2 obs
● 2026-05-13 12:47:18
●A103.255.237.1322026-05-01 → 2026-05-13 · 2 obs
● 2026-05-13 12:47:18
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | 16 records |
| c4i.vn | ns2.luutruso.vn, ns1.luutruso.vn, nsbak.luutruso.net | 2 records |
✅ Authoritative Response
Server:103.255.238.7
NS records: ns2.luutruso.vn, ns1.luutruso.vn, nsbak.luutruso.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for c4i.vn (unsigned zone)
⏱️ Timing
Total: 5288ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.255.237.132 |
| NS | 3 | nsbak.luutruso.net, ns2.luutruso.vn... |
| MX | 5 | alt1.aspmx.l.google.com (pri: 5), aspmx.l.google.com (pri: 1)... |
| TXT | 1 | google-site-verification=iTMj3mD3k2FyD_2 |
| SOA | 1 | ns1.luutruso.vn support.123host.vn |
📌 Glue Records Collected
Total: 18
In-bailiwick: 16 (a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn...)
Out-of-bailiwick: 2 (ns1.luutruso.vn, ns2.luutruso.vn)
Analysis
Hierarchy
c4i.vn is a parent of www.c4i.vn.
IP Addresses
c4i.vn points to a single IP address: 103.255.237.132.
Other host names such as sportday.vn, hoc.taichinhkhoinghiep.vn, www.sportday.vn, trucbunghoi.com and mail.letsspeak.vn share IP numbers with c4i.vn.
Name Servers
c4i.vn is delegated to three name servers: nsbak.luutruso.net, ns1.luutruso.vn and ns2.luutruso.vn.
At least part of the name servers for c4i.vn are shared with other domains, for instance vongda5a.com, vnsgsmtm.xyz, hoangduongauto.vn, saigongiupviec.com and enzymexglobal.com.
These name servers are commonly used alongside the name servers nsbak.luutruso.net.directideleteddomain.com.
Host names with a single IP:
nsbak.luutruso.net points to: 103.255.238.7
ns1.luutruso.vn points to: 103.255.236.7
ns2.luutruso.vn points to: 139.144.121.147
Mail Servers
c4i.vn is handled by five mail servers: aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.
c4i.vn shares at least some mail servers with other domains, for example ns500742.ns500731.ns500731.ns500754.ns500671.ns500705.ns500705.ns500649.ns500688.ns500671.ns500666.tenderladiesbz.com, ns500742.ns500731.ns500671.ns500754.ns500731.ns500731.ns500742.ns500731.ns500671.ns500671.ns500688.ns500704.ns500704.ns500291.ns500649.tenderladiesbz.com, ns500698.ns500698.ns500758.ns500698.ns500735.ns500735.ns500736.ns500698.ns500698.ns500619.ns500698.ns500619.ns500619.ns500576.trackreceptor.com, shubhamspecialty.com and ns500698.ns500759.ns500758.ns500698.ns500735.ns500736.ns500736.ns500736.ns500698.ns500735.ns500698.ns500698.ns500619.trackreceptor.com.
these mail servers are often used together with aspmx2.googlemail.com and aspmx3.googlemail.com.
Host names with two IP numbers:
alt3.aspmx.l.google.com points to 2607:f8b0:4023:1015::1b and 172.253.135.27.
alt4.aspmx.l.google.com points to 2a00:1450:400c:c00::1b and 173.194.76.26.