cuulonghousing.com.vn - robtex.com
cuulonghousing.com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 45.117.169.48🇻🇳 SUPERDATA45.117.169.0/24 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 | mx16948.superdata.vn | ||||||
| NS | ns1.dotvndns.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.dotvndns.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.dotvndns.com | ||||||
| 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 | mail.cuulonghousing.com.vn ⭐ | ||||||
| A | 125.212.217.248🇻🇳 VIETEL-AS-AP125.212.208.0/20 VIETTEL-VN | ||||||
| PTR | f668.vn | ||||||
| TXT | v=spf1 +mx +a +ip4:125.212.217.196 ~all | ||||||
| SOA | ns1.dotvndns.vnhostmaster@cuulonghousing.com.vn 2023-07-08 #19 | ||||||
com.vn
| DNSSEC | ⚠️ Not signed | ||||||
| NS | dns-master.vnnic.vn ⭐ | ||||||
| NS | a.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | b.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | c.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | d.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | e.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | f.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | g.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| NS | h.dns-servers.vn ⚠️ Not in parent delegation | ||||||
| SOA | dns-master.vnnic.vnpostmaster@vnnic.vn serial=2022706186 | ||||||
Subdomains
mail.cuulonghousing.com.vn |
Same first word
cuulonghousing.com.vn |
DNS History
5 records (5 active, 0 former)
●NSns1.dotvndns.vn2026-05-08 → 2026-05-08 · 2 obs
● 2026-05-08 18:47:20
●NSns2.dotvndns.vn2026-05-08 → 2026-05-08 · 2 obs
● 2026-05-08 18:47:20
●NSnsbak.dotvndns.com2026-05-08 → 2026-05-08 · 2 obs
● 2026-05-08 18:47:20
●MXmail.cuulonghousing.com.vn2026-05-08 → 2026-05-08 · 2 obs
● 2026-05-08 18:47:20
●A45.117.169.482026-05-08 → 2026-05-08 · 2 obs
● 2026-05-08 18:47:20
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| cuulonghousing.com.vn | ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com | - |
✅ Authoritative Response
Server:112.213.89.22
NS records: ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for cuulonghousing.com.vn (unsigned zone)
⏱️ Timing
Total: 1844ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 45.117.169.48 |
| NS | 3 | ns1.dotvndns.vn, ns2.dotvndns.vn... |
| MX | 1 | mail.cuulonghousing.com.vn (pri: 10) |
| TXT | 1 | v=spf1 +mx +a +ip4:125.212.217.196 ~all |
| SOA | 1 | ns1.dotvndns.vn hostmaster.cuulonghousin |
Analysis
Hierarchy
cuulonghousing.com.vn is the parent of mail.cuulonghousing.com.vn.
IP Addresses
cuulonghousing.com.vn resolves to one IP number: 45.117.169.48.
Name Servers
cuulonghousing.com.vn is delegated to three name servers nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn.
cuulonghousing.com.vn at least partially shares name servers with other domains, for instance janbee.vn, sangiaodichhungthinhcorp.com, thitructuyenphuongdian.com, nuinho.com and rayhtc.vn.
These name servers are commonly used with ns1.pavietnam.vn, ns3.dotvndns.vn, ns2.pavietnam.vn, nsbak.pavietnam.net and nsbak.pavietnam.vn.
Host names with two IP numbers:
nsbak.dotvndns.com points to: 2406:9c80::9000:302 and 112.213.89.22.
ns1.dotvndns.vn points to: 2406:9c80::66 and 112.213.89.3.
ns2.dotvndns.vn points to: 2406:9c80::9000:111 and 222.255.121.247.
Mail Servers
cuulonghousing.com.vn is handled by a single mail server, mail.cuulonghousing.com.vn.
mail.cuulonghousing.com.vn resolves to IP 125.212.217.248.