css.com.vn - dns.ninja
css.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=2022748155 | ||||||
Same first word
Similar names
DNS History
13 records (11 active, 2 former)
●NSns1.zonedns.vn2015-08-06 → 2026-06-05 · 2 obs
● 2026-06-05 22:29:04
●NSns2.zonedns.vn2015-08-06 → 2026-06-05 · 2 obs
● 2026-06-05 22:29:04
●NSns3.zonedns.vn2015-08-06 → 2026-06-05 · 2 obs
● 2026-06-05 22:29:04
●NSns4.zonedns.vn2026-02-25 → 2026-06-05 · 3 obs
● 2026-02-25 07:06:06
● 2026-06-05 22:29:04
●MXalt1.aspmx.l.google.com2015-08-06 → 2026-06-05 · 2 obs
● 2026-06-05 22:29:04
●MXalt2.aspmx.l.google.com2015-08-06 → 2026-06-05 · 2 obs
● 2026-06-05 22:29:04
●MXaspmx.l.google.com2015-08-06 → 2026-06-05 · 2 obs
● 2026-06-05 22:29:04
●MXaspmx2.googlemail.com2015-08-06 → 2026-06-05 · 2 obs
● 2026-06-05 22:29:04
●MXaspmx3.googlemail.com2015-08-06 → 2026-06-05 · 2 obs
● 2026-06-05 22:29:04
●MXaspmx4.googlemail.com2015-08-06 → 2026-06-05 · 2 obs
● 2026-06-05 22:29:04
●MXaspmx5.googlemail.com2015-08-06 → 2026-06-05 · 2 obs
● 2026-06-05 22:29:04
○A112.78.6.162015-08-06 → 2016-11-08 · 4 obs
● 2016-11-08 05:08:08
○ 2017-08-21 18:46:04
○ 2026-06-05 22:29:04
○A45.117.83.312017-08-21 → 2017-08-21 · 4 obs
● 2017-08-21 18:46:04
○ 2026-02-25 07:06:06
○ 2026-06-05 22:29:04
🔍 DNS Trace
📋 Delegation Chain
| Zone | Nameservers | Glue |
|---|---|---|
| vn | d.dns-servers.vn, g.dns-servers.vn, h.dns-servers.vn, a.dns-servers.vn... | - |
| css.com.vn | ns4.zonedns.vn, ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn | - |
✅ Authoritative Response
Server:103.28.39.159
NS records: ns4.zonedns.vn, ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn
🔒 DNSSEC Status
⚠️ Insecure (no DNSSEC)
No DS record for css.com.vn (unsigned zone)
⏱️ Timing
Total: 3912ms | Queries: -
📄 Records
| Type | Count | Sample Data |
|---|---|---|
| NS | 3 | ns1.zonedns.vn, ns2.zonedns.vn... |
| MX | 7 | ASPMX2.GOOGLEMAIL.COM (pri: 30), ALT2.ASPMX.L.GOOGLE.COM (pri: 20)... |
| TXT | 1 | v=spf1 mx a ip4:103.221.223.27 ~all |
| SOA | 1 | ns1.zonedns.vn root.css.com.vn |
Analysis
Name Servers
The DNS delegation for css.com.vn covers 4 name servers — ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn.
css.com.vn has at least partial name server overlap with other domains, such as songxanh.com, pisa.vn, keisoudo.vn and two others.
It is common to see these name servers used together with name servers ns2008.nhanhoa.com.vn and ns2009.nhanhoa.com.vn.
Each of the four hosts ns1.zonedns.vn, ns2.zonedns.vn, ns3.zonedns.vn and ns4.zonedns.vn has two IP addresses: ns1.zonedns.vn resolves to 64.176.84.220 and 2401:c080:1400:1cd4:5400:5ff:fe80:ec33; ns2.zonedns.vn resolves to 103.176.178.51 and 2401:c080:1400:1cd4:5400:5ff:fe80:ec33; ns3.zonedns.vn resolves to 103.28.36.30 and 2001:df1:3200::15; ns4.zonedns.vn resolves to 103.28.39.159 and 2001:df1:3200::15.
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
css.com.vn has 7 mail servers, including aspmx2.googlemail.com, aspmx3.googlemail.com, aspmx4.googlemail.com and four others.
css.com.vn has at least partial mail server overlap with other domains such as ns500758.ns500759.ns500758.ns500698.ns500759.ns500736.ns500698.ns500735.ns500735.ns500708.ns500698.ns500708.ns500698.ns500708.ns500619.ns500652.ns500619.trackreceptor.com, goaudits.com, algebrice.com and two more.
These mail servers often appear together with aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com and three other mail servers.
Hostnames that resolve to two IP addresses:
The A records for aspmx2.googlemail.com return 108.177.123.27 and 2800:3f0:4003:c0f::1b.
The A records for aspmx3.googlemail.com return 172.253.116.26 and 2a00:1450:400b:c02::1b.
The A records for aspmx4.googlemail.com return 192.178.223.27 and 2a00:1450:4009:c0f::1b.
The A records for aspmx5.googlemail.com return 173.194.76.27 and 2a00:1450:400c:c00::1b.
The A records for aspmx.l.google.com return 192.178.155.27 and 2607:f8b0:4004:c1d::1b.
The A records for alt1.aspmx.l.google.com return 108.177.123.27 and 2800:3f0:4003:c0f::1b.
The A records for alt2.aspmx.l.google.com return 172.253.116.27 and 2a00:1450:400b:c02::1a.
aspmx2.googlemail.com and alt1.aspmx.l.google.com each have 2800:3f0:4003:c0f::1b IP addresses.
aspmx2.googlemail.com and alt1.aspmx.l.google.com each have 108.177.123.27 IP addresses.