v1study.com - robtex.com
v1study.com
| DNSSEC | ⚠️ Not signed | ||||||
| A | 123.30.136.246🇻🇳 VDC123.30.136.0/24 VNPT | ||||||
| PTR | c123246.vinahost.org | ||||||
| NS | ns1.vinahost.vn ⭐ | ||||||
| A | 2400:6540:0:fffe:800::225🇻🇳 VNPT-AS-VN2400:6540::/48 VNPT Route | ||||||
| A | 103.9.76.225🇻🇳 VTN-1103.9.76.0/24 VNPT-Customer-VinaHost | ||||||
| NS | ns2.vinahost.vn | ||||||
| A | 2401:5f80:5001:3:3800::119🇻🇳 VTDC-AS-VN2401:5f80:5000::/36 VTDC-VN | ||||||
| A | 125.212.220.58🇻🇳 VIETEL-AS-AP125.212.208.0/20 VIETTEL-VN | ||||||
| MX | v1study.com ⭐ | ||||||
| A | 123.30.136.246🇻🇳 VDC123.30.136.0/24 VNPT | ||||||
| PTR | c123246.vinahost.org | ||||||
| TXT | v=spf1 +a +mx +ip4:103.9.76.10 +ip4:123.30.136.246 ~all | ||||||
| SOA | ns1.vinahost.vnsystem@vinahost.vn 2026-02-28 #3 | ||||||
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=1774764997 | ||||||
MX for
v1study.com |
Same first word
v1study.com |
DNS History
8 records (4 active, 4 former)
○NSns1.dotvndns.vn2016-12-16 → 2017-08-30 · 4 obs
● 2017-08-30 10:33:06
○ 2026-02-18 14:23:56
○ 2026-03-29 06:43:22
●NSns1.vinahost.vn2026-02-18 → 2026-03-29 · 3 obs
● 2026-02-18 14:23:56
● 2026-03-29 06:43:22
○NSns2.dotvndns.vn2016-12-16 → 2017-08-30 · 4 obs
● 2017-08-30 10:33:06
○ 2026-02-18 14:23:56
○ 2026-03-29 06:43:22
●NSns2.vinahost.vn2026-02-18 → 2026-03-29 · 3 obs
● 2026-02-18 14:23:56
● 2026-03-29 06:43:22
○MXmail.v1study.com2016-12-16 → 2017-08-30 · 4 obs
● 2017-08-30 10:33:06
○ 2026-02-18 14:23:56
○ 2026-03-29 06:43:22
●MXv1study.com2026-02-18 → 2026-03-29 · 3 obs
● 2026-02-18 14:23:56
● 2026-03-29 06:43:22
●A123.30.136.2462026-02-18 → 2026-03-29 · 3 obs
● 2026-02-18 14:23:56
● 2026-03-29 06:43:22
○A31.220.110.702016-12-16 → 2017-08-30 · 4 obs
● 2017-08-30 10:33:06
○ 2026-02-18 14:23:56
○ 2026-03-29 06:43:22
🔍 DNS Trace
Analysis
Mail Server Role
The mail server for v1study.com is v1study.com.
IP Addresses
v1study.com points to a single IP address: 123.30.136.246.
Other host names such as maycongcu.vn, chobahoa.com, www.tinbatdongsan.com.vn, mail.huychuongsolar.com and c123246.vinahost.org share IPs with v1study.com.
Name Servers
Two name servers ns1.vinahost.vn and ns2.vinahost.vn handle the delegation for v1study.com.
v1study.com shares the same name server setup as other domains, for example tinhocvinhlong.com, douple.net, namvietsoft.vn, xedapbachon.com and viettel247hochiminh.com.
v1study.com at least partially shares name servers with other domains, for example naumonngonmoingay.com, nanoprotech.vn, vego.vn, thitruongvangbac.com and alibabavietnam.vn.
these name servers are commonly used with ns3.vinahost.vn, ns4.vinahost.vn, ns6.tenten.vn, nsbak.dotvndns.com, ns1.saigonhitech.vn and ns2.saigonhitech.vn.
Host names with two IP numbers:
ns1.vinahost.vn points to 2400:6540:0:fffe:800::225 and 103.9.76.225.
ns2.vinahost.vn points to 2401:5f80:5001:3:3800::119 and 125.212.220.58.
Mail Servers
One mail server handles v1study.com; that server is v1study.com.
v1study.com points to a single IP number: 123.30.136.246.