coiyeu.com - robtex.com
coiyeu.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.74.120.222🇻🇳 BKNS-AS-VN103.74.120.0/23 BKNS-VN | ||||||
| NS | nsbak.123corp.vn ⭐ | ||||||
| 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 | ||||||
| NS | ns1.123corp.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 | ns2.123corp.vn | ||||||
| A | 222.255.121.247🇻🇳 VDC222.255.121.0/24 VNPT | ||||||
| PTR | static.vdc.vn | ||||||
| PTR | static.vnpt.vn | ||||||
| MX | mail.coiyeu.com ⭐ | ||||||
| A | 103.74.120.222🇻🇳 BKNS-AS-VN103.74.120.0/23 BKNS-VN | ||||||
| TXT | v=spf1 a mx ~all | ||||||
| SOA | nsbak.123corp.vnhostmaster@coiyeu.com 2023-05-29 #2 | ||||||
com
| DNSSEC | 🔒 Signed (DS record present) | ||||||
| NS | a.gtld-servers.net ⭐ | ||||||
| NS | b.gtld-servers.net | ||||||
| NS | c.gtld-servers.net | ||||||
| NS | d.gtld-servers.net | ||||||
| NS | e.gtld-servers.net | ||||||
| NS | f.gtld-servers.net | ||||||
| NS | g.gtld-servers.net | ||||||
| NS | h.gtld-servers.net | ||||||
| NS | i.gtld-servers.net | ||||||
| NS | j.gtld-servers.net | ||||||
| NS | k.gtld-servers.net | ||||||
| NS | l.gtld-servers.net | ||||||
| NS | m.gtld-servers.net | ||||||
| SOA | a.gtld-servers.netnstld@verisign-grs.com serial=1778540851 | ||||||
Subdomains
mail.coiyeu.com |
Same first word
coiyeu.com |
Similar names
DNS History
8 records (5 active, 3 former)
○NSf1g1ns1.dnspod.net2015-06-11 → 2015-06-11 · 3 obs
○ 2015-10-20 10:12:14
○ 2026-05-11 23:23:36
○NSf1g1ns2.dnspod.net2015-06-11 → 2015-06-11 · 3 obs
○ 2015-10-20 10:12:14
○ 2026-05-11 23:23:36
●NSns1.123corp.vn2026-02-15 → 2026-05-11 · 3 obs
● 2026-02-15 03:48:04
● 2026-05-11 23:23:36
●NSns2.123corp.vn2026-02-15 → 2026-05-11 · 3 obs
● 2026-02-15 03:48:04
● 2026-05-11 23:23:36
●NSnsbak.123corp.vn2026-02-15 → 2026-05-11 · 3 obs
● 2026-02-15 03:48:04
● 2026-05-11 23:23:36
●MXmail.coiyeu.com2026-02-15 → 2026-05-11 · 2 obs
● 2026-05-11 23:23:36
●A103.74.120.2222026-02-15 → 2026-05-11 · 3 obs
● 2026-02-15 03:48:04
● 2026-05-11 23:23:36
○A23.251.55.1702015-06-11 → 2015-06-11 · 3 obs
○ 2015-10-20 10:12:14
○ 2026-05-11 23:23:36
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| coiyeu.com | nsbak.123corp.vn, ns1.123corp.vn, ns2.123corp.vn | - |
✅ Authoritative Response
Server:112.213.89.3
NS records: nsbak.123corp.vn, ns1.123corp.vn, ns2.123corp.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for coiyeu.com (unsigned zone)
⏱️ Timing
Total: 1501ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.74.120.222 |
| NS | 3 | ns2.123corp.vn, nsbak.123corp.vn... |
| MX | 1 | mail.coiyeu.com (pri: 10) |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | nsbak.123corp.vn hostmaster.coiyeu.com |
Analysis
Hierarchy
mail.coiyeu.com has coiyeu.com as its parent.
IP Addresses
coiyeu.com maps to IP address 103.74.120.222.
Other host names, for instance unison.com.vn, yoheshop.vn, 0ba14c0d-b1f8-4536-8f86-47c873c0e3dc.giuongtudep.vn, www.unison.com.vn and hostmaster.giuongtudep.vn share IP numbers with coiyeu.com.
Name Servers
coiyeu.com is delegated to name servers ns1.123corp.vn, ns2.123corp.vn and nsbak.123corp.vn.
coiyeu.com at least partially shares name servers with other domains such as tplinkvietnam.vn, thietkewebsangtao.com, thanhlydocuhcm.vn, tvlienhung.com and hotrovaynganhang.vn.
these name servers are commonly used alongside the name servers dnsbak.123corp.vn, ns1.dotvndns.vn, nsbak.pavietnam.net, ns1.pavietnam.vn and ns2.pavietnam.vn.
Host names with a single IP:
ns1.123corp.vn points to 112.213.89.3
ns2.123corp.vn points to 222.255.121.247
nsbak.123corp.vn points to 112.213.89.22
Mail Servers
coiyeu.com is handled by a single mail server, mail.coiyeu.com.
mail.coiyeu.com points to one IP number: 103.74.120.222.