htbpro.com - robtex.com
htbpro.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 2404:dac0::9999:9999🇻🇳 TND-AS-VN2404:dac0::/48 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 | ||||||
| A | 103.139.42.90🇻🇳 TND-AS-VN103.139.42.0/23 TND-VN | ||||||
| NS | ns190.tnd.vn ⭐ ⚠️ Not in parent delegation | ||||||
| A | 103.139.42.90🇻🇳 TND-AS-VN103.139.42.0/23 TND-VN | ||||||
| NS | ns290.tnd.vn ⚠️ Not in parent delegation | ||||||
| A | 103.139.42.91🇻🇳 TND-AS-VN103.139.42.0/23 TND-VN | ||||||
| NS | nsc1.tnd.vn ⚠️ Not in zone NS records | ||||||
| A | 103.139.42.90🇻🇳 TND-AS-VN103.139.42.0/23 TND-VN | ||||||
| NS | nsc2.tnd.vn ⚠️ Not in zone NS records | ||||||
| A | 103.139.42.91🇻🇳 TND-AS-VN103.139.42.0/23 TND-VN | ||||||
| MX | mail.htbpro.com ⭐ | ||||||
| A | 210.245.86.57🇻🇳 FPT-AS-AP210.245.86.0/24 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 | ||||||
| PTR | webhost49.fptdata.vn | ||||||
| TXT | v=spf1 mx a ip4:210.245.86.30 ip4:210.245.107.253 ~all | ||||||
| SOA | ns190.tnd.vnalert@tnd.vn 2026-04-08 #1 | ||||||
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=1778386211 | ||||||
Subdomains
mail.htbpro.com |
Same first word
htbpro.com |
Similar names
DNS History
13 records (7 active, 6 former)
○NSns01.tnd.vn2015-06-18 → 2017-05-18 · 4 obs
● 2017-05-18 03:52:12
○ 2026-03-19 11:00:26
○ 2026-05-10 04:35:08
○NSns02.tnd.vn2015-06-18 → 2017-05-18 · 4 obs
● 2017-05-18 03:52:12
○ 2026-03-19 11:00:26
○ 2026-05-10 04:35:08
○NSns03.tnd.vn2015-06-18 → 2017-05-18 · 4 obs
● 2017-05-18 03:52:12
○ 2026-03-19 11:00:26
○ 2026-05-10 04:35:08
○NSns04.tnd.vn2015-06-18 → 2017-05-18 · 4 obs
● 2017-05-18 03:52:12
○ 2026-03-19 11:00:26
○ 2026-05-10 04:35:08
●NSns190.tnd.vn2026-03-19 → 2026-05-10 · 3 obs
● 2026-03-19 11:00:26
● 2026-05-10 04:35:08
●NSns290.tnd.vn2026-03-19 → 2026-05-10 · 3 obs
● 2026-03-19 11:00:26
● 2026-05-10 04:35:08
●NSnsc1.tnd.vn2026-03-19 → 2026-05-10 · 3 obs
● 2026-03-19 11:00:26
● 2026-05-10 04:35:08
●NSnsc2.tnd.vn2026-03-19 → 2026-05-10 · 3 obs
● 2026-03-19 11:00:26
● 2026-05-10 04:35:08
●MXmail.htbpro.com2015-06-18 → 2026-05-10 · 2 obs
● 2026-05-10 04:35:08
●A103.139.42.902026-03-19 → 2026-05-10 · 3 obs
● 2026-03-19 11:00:26
● 2026-05-10 04:35:08
○A113.160.102.902015-06-18 → 2017-05-18 · 4 obs
● 2017-05-18 03:52:12
○ 2026-03-19 11:00:26
○ 2026-05-10 04:35:08
○A210.245.86.572015-06-18 → 2017-05-18 · 4 obs
● 2017-05-18 03:52:12
○ 2026-03-19 11:00:26
○ 2026-05-10 04:35:08
●A2404:dac0::9999:99992026-03-19 → 2026-05-10 · 3 obs
● 2026-03-19 11:00:26
● 2026-05-10 04:35:08
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net... | - |
| htbpro.com | nsc1.tnd.vn, nsc2.tnd.vn | - |
✅ Authoritative Response
Server:103.139.42.90
NS records: nsc1.tnd.vn, nsc2.tnd.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for htbpro.com (unsigned zone)
⏱️ Timing
Total: 1086ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.139.42.90 |
| AAAA | 1 | 2404:dac0::9999:9999 |
| NS | 2 | ns190.tnd.vn, ns290.tnd.vn |
| MX | 1 | mail.htbpro.com (pri: 10) |
| TXT | 1 | v=spf1 mx a ip4:210.245.86.30 ip4:210.24 |
| SOA | 1 | ns190.tnd.vn alert.tnd.vn |
Analysis
Hierarchy
The parent of mail.htbpro.com is htbpro.com.
IP Addresses
htbpro.com points to two IP numbers: 2404:dac0::9999:9999 and 103.139.42.90.
Other host names, for instance stic.com.vn, cp90.tnd.vn, rapidssl.vn, www.stic.com.vn and ns190.tnd.vn share IP numbers with htbpro.com.
Name Servers
htbpro.com is delegated to four name servers: ns190.tnd.vn, ns290.tnd.vn, nsc1.tnd.vn and nsc2.tnd.vn.
Names with a single IP:
ns190.tnd.vn points to: 103.139.42.90
ns290.tnd.vn points to: 103.139.42.91
nsc1.tnd.vn points to: 103.139.42.90
nsc2.tnd.vn points to: 103.139.42.91
Names pointing to 103.139.42.90: ns190.tnd.vn and nsc1.tnd.vn
Names pointing to 103.139.42.91: ns290.tnd.vn and nsc2.tnd.vn
Mail Servers
The mail server for htbpro.com is mail.htbpro.com.
Host name mail.htbpro.com resolves to IP 210.245.86.57.