dehieu.vn - robtex.com
dehieu.vn
| DNSSEC | ⚠️ Not signed | ||||||
| A | 14.225.18.34🇻🇳 VNPT-AS-VN14.225.18.0/24 VNPT | ||||||
| PTR | static.vnpt.vn | ||||||
| NS | cass.ns.cloudflare.com ⭐ | ||||||
| A | 2606:4700:50::adf5:3a51🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cass.ns.cloudflare.com | ||||||
| A | 2803:f800:50::6ca2:c051🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L | ||||||
| PTR | cass.ns.cloudflare.com | ||||||
| A | 2a06:98c1:50::ac40:2051🇺🇸 Cloudflare2a06:98c1:50::/45 | ||||||
| PTR | cass.ns.cloudflare.com | ||||||
| A | 108.162.192.81🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cass.ns.cloudflare.com | ||||||
| A | 172.64.32.81🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cass.ns.cloudflare.com | ||||||
| A | 173.245.58.81🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| PTR | cass.ns.cloudflare.com | ||||||
| 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 | mail.dehieu.vn ⭐ | ||||||
| A | 104.18.42.200Cloudflare104.18.42.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US | ||||||
| TXT | v=spf1 a mx ~all | ||||||
| SOA | cass.ns.cloudflare.comhostmaster@dehieu.vn 2026-05-11 #53 | ||||||
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=2030756205 | ||||||
Subdomains
mail.dehieu.vn |
Same first word
Similar names
DNS History
11 records (6 active, 5 former)
●NScass.ns.cloudflare.com2017-07-07 → 2026-05-10 · 2 obs
● 2026-05-10 22:11:42
○NSgordon.ns.cloudflare.com2017-07-07 → 2017-07-08 · 4 obs
● 2017-07-08 10:32:16
○ 2026-05-03 09:23:48
○ 2026-05-10 22:11:42
●NSns1.pavietnam.vn2026-05-03 → 2026-05-10 · 3 obs
● 2026-05-03 09:23:48
● 2026-05-10 22:11:42
●NSns2.pavietnam.vn2026-05-03 → 2026-05-10 · 3 obs
● 2026-05-03 09:23:48
● 2026-05-10 22:11:42
●NSnsbak.pavietnam.net2026-05-03 → 2026-05-10 · 3 obs
● 2026-05-03 09:23:48
● 2026-05-10 22:11:42
●MXmail.dehieu.vn2026-05-03 → 2026-05-10 · 2 obs
● 2026-05-10 22:11:42
○A104.18.42.2002017-07-07 → 2017-07-08 · 4 obs
● 2017-07-08 10:32:16
○ 2026-05-03 09:23:48
○ 2026-05-10 22:11:42
○A104.18.43.2002017-07-07 → 2017-07-08 · 4 obs
● 2017-07-08 10:32:16
○ 2026-05-03 09:23:48
○ 2026-05-10 22:11:42
●A14.225.18.342026-05-03 → 2026-05-10 · 3 obs
● 2026-05-03 09:23:48
● 2026-05-10 22:11:42
○A2400:cb00:2048:1::6812:2ac82017-07-07 → 2017-07-08 · 4 obs
● 2017-07-08 10:32:16
○ 2026-05-03 09:23:48
○ 2026-05-10 22:11:42
○A2400:cb00:2048:1::6812:2bc82017-07-07 → 2017-07-08 · 4 obs
● 2017-07-08 10:32:16
○ 2026-05-03 09:23:48
○ 2026-05-10 22:11:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | - |
| dehieu.vn | nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn | 4 records |
✅ Authoritative Response
Server:112.213.89.22
NS records: nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for dehieu.vn (unsigned zone)
⏱️ Timing
Total: 2236ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 14.225.18.34 |
| NS | 3 | ns1.pavietnam.vn, ns2.pavietnam.vn... |
| MX | 1 | mail.dehieu.vn (pri: 10) |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | cass.ns.cloudflare.com hostmaster.dehieu |
📌 Glue Records Collected
Total: 4
Out-of-bailiwick: 4 (ns2.pavietnam.vn, ns1.pavietnam.vn, ns2.pavietnam.vn...)
Analysis
Hierarchy
dehieu.vn is the parent of mail.dehieu.vn.
IP Addresses
dehieu.vn points to a single IP number: 14.225.18.34.
other host names for instance tot.edu.vn, aqgroup.vn, ilv.edu.vn, dqotaolaixetw2.edubit.vn and vnnicacademy.edubit.vn share IP numbers with dehieu.vn.
Name Servers
dehieu.vn is delegated to four name servers: nsbak.pavietnam.net, ns1.pavietnam.vn, ns2.pavietnam.vn and cass.ns.cloudflare.com.
dehieu.vn at least partially shares name servers with other domains, for instance anduc.com.vn, nationsantespa.com, lumiq.com.vn, xaydungmoctrang.vn and chatketdinh.com.vn.
These name servers are commonly used with ns1.dotvndns.vn, ns2.dotvndns.vn, nsbak.dotvndns.com and nitin.ns.cloudflare.com.
Host names with six IP numbers
cass.ns.cloudflare.com points to: 2606:4700:50::adf5:3a51, 2803:f800:50::6ca2:c051, 2a06:98c1:50::ac40:2051, 108.162.192.81, 172.64.32.81 and 173.245.58.81.
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
dehieu.vn is handled by a single mail server, mail.dehieu.vn.
Host name mail.dehieu.vn points to IP address 104.18.42.200.