congtychantinh.com - robtex.com
congtychantinh.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 183.91.186.79🇻🇳 GTEL-VN183.91.186.0/24 | ||||||
| NS | ns1.dns-diy.net ⚠️ Not in zone NS records | ||||||
| A | 216.245.203.122🇺🇸 Limestone Networks216.245.192.0/19 Inc. 400 S. Akard Street Dallas, TX 75202 US =20 | ||||||
| PTR | 122-203-245-216.static.reverse.lstn.net | ||||||
| NS | ns2.dns-diy.net ⚠️ Not in zone NS records | ||||||
| A | 69.162.86.2🇺🇸 Limestone Networks69.162.64.0/18 Inc. 400 S. Akard Street Dallas, TX 75202 US =20 | ||||||
| PTR | 2-86-162-69.static.reverse.lstn.net | ||||||
| MX | mail.congtychantinh.com ⭐ | ||||||
| A | 118.69.193.238🇻🇳 FPT-AS-AP118.69.192.0/20 Vietnam Internet Network Information Center (VNNIC) 18 Nguyen Du Str, Hai Ba Trung District, Hanoi City, Vietnam 10th floor, MITEC Tower, Duong Dinh Nghe, Cau Giay, Hanoi | ||||||
| SOA | .hostmaster@nameserver serial=10 | ||||||
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=1778568446 | ||||||
Subdomains
mail.congtychantinh.com |
Same first word
congtychantinh.com |
DNS History
6 records (4 active, 2 former)
○NS(root)2016-12-17 → 2017-08-09 · 4 obs
● 2017-08-09 03:44:24
○ 2026-02-18 23:17:18
○ 2026-05-12 07:09:12
●NSns1.dns-diy.net2026-02-18 → 2026-05-12 · 3 obs
● 2026-02-18 23:17:18
● 2026-05-12 07:09:12
●NSns2.dns-diy.net2026-02-18 → 2026-05-12 · 3 obs
● 2026-02-18 23:17:18
● 2026-05-12 07:09:12
●MXmail.congtychantinh.com2016-12-17 → 2026-05-12 · 2 obs
● 2026-05-12 07:09:12
●A183.91.186.792026-02-18 → 2026-05-12 · 3 obs
● 2026-02-18 23:17:18
● 2026-05-12 07:09:12
○A42.117.7.162016-12-17 → 2017-08-09 · 4 obs
● 2017-08-09 03:44:24
○ 2026-02-18 23:17:18
○ 2026-05-12 07:09:12
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | b.gtld-servers.net, h.gtld-servers.net, j.gtld-servers.net, i.gtld-servers.net... | - |
| congtychantinh.com | ns1.dns-diy.net, ns2.dns-diy.net | - |
✅ Authoritative Response
Server:69.162.86.2
NS records: ns1.dns-diy.net, ns2.dns-diy.net
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for congtychantinh.com (unsigned zone)
⏱️ Timing
Total: 3531ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 183.91.186.79 |
| MX | 1 | mail.congtychantinh.com (pri: 0) |
| SOA | 1 | . hostmaster.nameserver |
Analysis
Hierarchy
congtychantinh.com is a parent of mail.congtychantinh.com.
IP Addresses
congtychantinh.com points to a single IP number: 183.91.186.79.
Name Servers
Delegation for congtychantinh.com rests with two name servers, ns1.dns-diy.net and ns2.dns-diy.net.
congtychantinh.com shares the same name server setup as other domains, including quathut.com, weforone.com, az4u.org, gobottledepot.com and nhattico.com.
congtychantinh.com partially shares name servers with other domains; for instance porsche-vietnam.com, 105.155.10.69.in-addr.arpa and lottono.com.
Host names with one IP number: ns1.dns-diy.net points to 216.245.203.122; ns2.dns-diy.net points to 69.162.86.2.
Mail Servers
congtychantinh.com is handled by a single mail server, mail.congtychantinh.com.
mail.congtychantinh.com points to a single IP: 118.69.193.238.