opensource.com.vn - dns.ninja
opensource.com.vn
com.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=2022840571 | ||||||
Same first word
Similar names
DNS History
10 records (10 active, 0 former)
●NSns1.dns.net.vn2015-06-18 → 2026-08-07 · 2 obs
● 2026-08-07 19:06:52
●NSns2.dns.net.vn2015-06-18 → 2026-08-07 · 2 obs
● 2026-08-07 19:06:52
●MXalt1.aspmx.l.google.com2015-06-18 → 2026-08-07 · 7 obs
● 2026-06-10 03:10:36
○ 2026-06-12 05:35:20
● 2026-07-09 21:52:16
○ 2026-07-15 02:45:02
● 2026-07-25 16:54:22
● 2026-08-07 19:06:52
●MXalt2.aspmx.l.google.com2015-06-18 → 2026-08-07 · 7 obs
● 2026-06-10 03:10:36
○ 2026-06-12 05:35:20
● 2026-07-09 21:52:16
○ 2026-07-15 02:45:02
● 2026-07-25 16:54:22
● 2026-08-07 19:06:52
●MXaspmx.l.google.com2015-06-18 → 2026-08-07 · 7 obs
● 2026-06-10 03:10:36
○ 2026-06-12 05:35:20
● 2026-07-09 21:52:16
○ 2026-07-15 02:45:02
● 2026-07-25 16:54:22
● 2026-08-07 19:06:52
●MXaspmx2.googlemail.com2015-06-18 → 2026-08-07 · 7 obs
● 2026-06-10 03:10:36
○ 2026-06-12 05:35:20
● 2026-07-09 21:52:16
○ 2026-07-15 02:45:02
● 2026-07-25 16:54:22
● 2026-08-07 19:06:52
●MXaspmx3.googlemail.com2015-06-18 → 2026-08-07 · 7 obs
● 2026-06-10 03:10:36
○ 2026-06-12 05:35:20
● 2026-07-09 21:52:16
○ 2026-07-15 02:45:02
● 2026-07-25 16:54:22
● 2026-08-07 19:06:52
●MXaspmx4.googlemail.com2015-06-18 → 2026-08-07 · 7 obs
● 2026-06-10 03:10:36
○ 2026-06-12 05:35:20
● 2026-07-09 21:52:16
○ 2026-07-15 02:45:02
● 2026-07-25 16:54:22
● 2026-08-07 19:06:52
●MXaspmx5.googlemail.com2015-06-18 → 2026-08-07 · 7 obs
● 2026-06-10 03:10:36
○ 2026-06-12 05:35:20
● 2026-07-09 21:52:16
○ 2026-07-15 02:45:02
● 2026-07-25 16:54:22
● 2026-08-07 19:06:52
●A125.253.122.92015-06-18 → 2026-08-07 · 7 obs
● 2026-06-10 03:10:36
○ 2026-06-12 05:35:20
● 2026-07-09 21:52:16
○ 2026-07-15 02:45:02
● 2026-07-25 16:54:22
● 2026-08-07 19:06:52
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn... | 16 records |
| opensource.com.vn | ns1.dns.net.vn, ns2.dns.net.vn | - |
✅ Authoritative Response
Server:103.45.229.100
NS records: ns1.dns.net.vn, ns2.dns.net.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for opensource.com.vn (unsigned zone)
⏱️ Timing
Total: 2824ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| A | 1 | 125.253.122.9 |
| NS | 2 | ns1.dns.net.vn, ns2.dns.net.vn |
| MX | 7 | aspmx2.googlemail.com (pri: 10), aspmx5.googlemail.com (pri: 10)... |
| SOA | 1 | ns1.dns.net.vn webmaster.dns.net.vn |
📌 Glue Records Collected
Total: 16
In-bailiwick: 16 (a.dns-servers.vn, a.dns-servers.vn, b.dns-servers.vn...)
Analysis
IP Addresses
opensource.com.vn resolves to one IP address: 125.253.122.9.
Host names like g0f5a71a.dreamgrowbrave703.com are further examples that share IP numbers with opensource.com.vn.
Name Servers
Two name servers handle the delegation for opensource.com.vn: ns1.dns.net.vn and ns2.dns.net.vn.
opensource.com.vn uses the same name servers as several other domains — among them chuviettat.com, truongbachnghecantho.edu.vn, acbs.com.vn and two more.
opensource.com.vn has overlapping name servers with several other domains — among them nad-corp.com, benhvien304.com.vn, lelong.com.vn and anhsangvacuocsong.vn.
These name servers commonly appear alongside the name servers ns1.esc.vn and ns2.esc.vn.
ns1.dns.net.vn and ns2.dns.net.vn both carry two IP addresses. The A records for ns1.dns.net.vn are 210.211.108.160 and 2401:5f80:4001:2::5; the A records for ns2.dns.net.vn are 103.45.229.100 and 2403:6000:3:3::.
Mail Servers
opensource.com.vn has 7 mail servers — aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com plus 4 other.
opensource.com.vn has at least partial mail server overlap with other domains such as milliemarotta.co.uk, hifimediy.com, mattotto.com and two more.
These mail servers commonly co-occur with mail servers aspmx.l.google.com, alt2.aspmx.l.google.com, alt1.aspmx.l.google.com and 3 others.
Hostnames that resolve to two IP addresses:
aspmx2.googlemail.com resolves to two addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1b.
aspmx3.googlemail.com resolves to two addresses: 172.253.116.26 and 2a00:1450:400b:c02::1a.
aspmx4.googlemail.com resolves to two addresses: 192.178.223.26 and 2a00:1450:4009:c0f::1a.
aspmx5.googlemail.com resolves to two addresses: 172.253.157.27 and 2a00:1450:400c:c23::1b.
aspmx.l.google.com resolves to two addresses: 142.250.31.27 and 2607:f8b0:4004:c23::1a.
alt1.aspmx.l.google.com resolves to two addresses: 108.177.123.26 and 2800:3f0:4003:c0f::1b.
alt2.aspmx.l.google.com resolves to two addresses: 172.253.116.27 and 2a00:1450:400b:c02::1b.
aspmx2.googlemail.com along with alt1.aspmx.l.google.com each resolve to 2800:3f0:4003:c0f::1b IP addresses.
aspmx2.googlemail.com along with alt1.aspmx.l.google.com each resolve to 108.177.123.26 IP addresses.