webhoian.com - robtex.com
webhoian.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 103.221.223.76🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-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 | ||||||
| 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 | ||||||
| MX | mail.webhoian.com ⭐ | ||||||
| A | 103.221.223.76🇻🇳 AZDIGI-AS-VN103.221.220.0/22 AZDIGI-VN | ||||||
| TXT | v=spf1 a mx ~all | ||||||
| SOA | nsbak.dotvndns.comhostmaster@webhoian.com 2025-11-06 #74 | ||||||
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=1774412947 | ||||||
Subdomains
Same first word
webhoian.com |
Similar names
DNS History
10 records (5 active, 5 former)
●NSns1.dotvndns.vn2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 04:30:42
○NSns1.pavietnam.vn2015-12-24 → 2017-02-05 · 3 obs
● 2017-02-05 08:30:50
○ 2026-03-25 04:30:42
●NSns2.dotvndns.vn2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 04:30:42
○NSns2.pavietnam.vn2015-12-24 → 2017-02-05 · 3 obs
● 2017-02-05 08:30:50
○ 2026-03-25 04:30:42
●NSnsbak.dotvndns.com2026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 04:30:42
●MXmail.webhoian.com2015-12-24 → 2026-03-25 · 2 obs
● 2026-03-25 04:30:42
●A103.221.223.762026-03-25 → 2026-03-25 · 2 obs
● 2026-03-25 04:30:42
○A103.27.236.1592015-12-24 → 2015-12-24 · 3 obs
○ 2016-04-13 02:42:18
○ 2026-03-25 04:30:42
○A31.220.110.132016-04-13 → 2016-04-13 · 4 obs
● 2016-04-13 02:42:18
○ 2017-02-05 08:30:50
○ 2026-03-25 04:30:42
○A45.32.118.1062017-02-05 → 2017-02-05 · 3 obs
● 2017-02-05 08:30:50
○ 2026-03-25 04:30:42
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| com | l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net... | - |
| webhoian.com | nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn | 2 records |
✅ Authoritative Response
Server:222.255.121.247
NS records: nsbak.dotvndns.com, ns1.dotvndns.vn, ns2.dotvndns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for webhoian.com (unsigned zone)
⏱️ Timing
Total: 1456ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 103.221.223.76 |
| NS | 3 | ns1.dotvndns.vn, nsbak.dotvndns.com... |
| MX | 1 | mail.webhoian.com (pri: 10) |
| TXT | 1 | v=spf1 a mx ~all |
| SOA | 1 | nsbak.dotvndns.com hostmaster.webhoian.c |
📌 Glue Records Collected
Total: 2
Out-of-bailiwick: 2 (nsbak.dotvndns.com, nsbak.dotvndns.com)
Analysis
Hierarchy
webhoian.com is the parent of www.webhoian.com and mail.webhoian.com.
IP Addresses
webhoian.com points to an IP address: 103.221.223.76.
other host names include greenpt.com.vn, shopnickroblox.vn, hocvanvuive.edu.vn, shoplienquanmobile.com and allinstation.com; they share IP numbers with webhoian.com.
Name Servers
webhoian.com is delegated to three name servers nsbak.dotvndns.com, ns1.dotvndns.vn and ns2.dotvndns.vn.
webhoian.com at least partially shares name servers with other domains, for instance datthanhvn.com, anyo.com.vn, gelex.vn, advchem.com.vn and catalan.vn.
These name servers are commonly used with ns1.pavietnam.vn, ns2.pavietnam.vn, ns3.dotvndns.vn, nsbak.pavietnam.net and nsbak.dotvndns.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
webhoian.com is handled by a single mail server, mail.webhoian.com.
The host name mail.webhoian.com points to IP 103.221.223.76.