onstudy.edu.vn - robtex.com
onstudy.edu.vn
edu.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=2018577704 | ||||||
Same first word
Similar names
studyon.cn |
studyon.guru |
studyon.co.uk |
donutsy.com |
studyon.eu |
studyon.com |
ostdyun.com |
studyon.com.au |
tysound.vn |
studyon.nl |
DNS History
12 records (11 active, 1 former)
●NSns1.zonedns.vn2026-05-01 → 2026-07-05 · 2 obs
● 2026-07-05 01:36:28
●NSns2.zonedns.vn2026-05-01 → 2026-07-05 · 2 obs
● 2026-07-05 01:36:28
●NSns3.zonedns.vn2026-05-01 → 2026-07-05 · 2 obs
● 2026-07-05 01:36:28
●NSns4.zonedns.vn2026-05-01 → 2026-07-05 · 2 obs
● 2026-07-05 01:36:28
●MXalt1.aspmx.l.google.com2026-05-01 → 2026-07-05 · 2 obs
● 2026-07-05 01:36:28
●MXalt2.aspmx.l.google.com2026-05-01 → 2026-07-05 · 2 obs
● 2026-07-05 01:36:28
●MXalt3.aspmx.l.google.com2026-05-01 → 2026-07-05 · 2 obs
● 2026-07-05 01:36:28
●MXalt4.aspmx.l.google.com2026-05-01 → 2026-07-05 · 2 obs
● 2026-07-05 01:36:28
●MXaspmx.l.google.com2026-05-01 → 2026-07-05 · 2 obs
● 2026-07-05 01:36:28
●MXsqk7pubzqx4j37j35olhdhtwmxgapixpokt2rikggnwcdna7gj7a.mx-verification.google.com2026-05-01 → 2026-07-05 · 2 obs
● 2026-07-05 01:36:28
●A103.101.162.992026-05-08 → 2026-07-05 · 3 obs
● 2026-05-08 13:25:30
● 2026-07-05 01:36:28
○A185.124.138.2092026-05-01 → 2026-05-01 · 4 obs
● 2026-05-01 06:48:14
○ 2026-05-08 13:25:30
○ 2026-07-05 01:36:28
🔍 DNS Trace
Analysis
IP Addresses
onstudy.edu.vn resolves to just one IP address, 103.101.162.99.
Other host names, among them vasani.vn and mail.vasani.vn, have IP numbers in common with onstudy.edu.vn.
Name Servers
The NS records for onstudy.edu.vn point to four name servers: ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.
At least some of onstudy.edu.vn's name servers are shared with other domains, for example ongdienchongchay.com, ntco.vn, banghefansipan.com and two more.
These name servers tend to be deployed in combination with the name servers ns2008.nhanhoa.com.vn and ns2009.nhanhoa.com.vn.
The hosts ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn all have two IP addresses each. ns1.zonedns.vn has 64.176.84.220 and 2401:c080:1400:1cd4:5400:5ff:fe80:ec33. ns2.zonedns.vn has 103.176.178.51 and 2401:c080:1400:1cd4:5400:5ff:fe80:ec33. ns3.zonedns.vn has 103.28.36.30 and 2001:df1:3200::15. ns4.zonedns.vn has 103.28.39.159 and 2001:df1:3200::15. Notably 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 appears for both ns1.zonedns.vn and ns2.zonedns.vn and 2001:df1:3200::15 appears for both ns3.zonedns.vn and ns4.zonedns.vn.
ns1.zonedns.vn and ns2.zonedns.vn each have 2401:c080:1400:1cd4:5400:5ff:fe80:ec33 IP addresses.
ns3.zonedns.vn and ns4.zonedns.vn each have 2001:df1:3200::15 IP addresses.
Mail Servers
onstudy.edu.vn uses 6 mail servers for delivery: aspmx.l.google.com, sqk7pubzqx4j37j35olhdhtwmxgapixpokt2rikggnwcdna7gj7a.mx-verification.google.com, alt1.aspmx.l.google.com and 3 other.
There is at least a partial MX overlap between onstudy.edu.vn and other domains, including shojihomu.jp, lexiconnect.co.uk, ns500765.ns500699.ns500699.ns500734.ns500693.ns500734.ns500693.ns500699.ns500728.ns500588.ns500612.ns500588.ns500612.ns500588.ns500110.dtrkdll.com and two others.
These mail servers tend to appear in combination with mail servers alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and 4 others.
Host names that have two IP addresses:
The A records for aspmx.l.google.com return 142.251.167.26 and 2607:f8b0:4004:c23::1a.
The A records for alt1.aspmx.l.google.com return 108.177.123.26 and 2800:3f0:4003:c0f::1a.
The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1a.
The A records for alt3.aspmx.l.google.com return 192.178.223.26 and 2a00:1450:4009:c0f::1a.
The A records for alt4.aspmx.l.google.com return 172.253.157.26 and 2a00:1450:400c:c23::1b.