`cpstech.vn`

DNSSEC	⚠️ Not signed
A	123.30.136.248^{🇻🇳 VDC123.30.136.0/24 VNPT}
		PTR	`c123248.vinahost.org`
NS	`ns4.tenten.vn.cpstech.vn` ⭐
		A	123.30.136.248^{🇻🇳 VDC123.30.136.0/24 VNPT}
			PTR	`c123248.vinahost.org`
NS	`ns4.tenten.vn`
		A	2404:f080:1101:302:a163:44:193:20^{🇻🇳 GMO-ZCOM-AS-VN2404:f080:1000::/36 GMO-Z.com RUNSYSTEM JSC. Ocean Park Building 6th Floor, 1 Dao Duy Anh, Phuong Mai Ward, Dong Da Dist, Ha Noi}
			PTR	`ns4.tenten.vn`
		A	103.18.7.204^{🇻🇳 GMO-ZCOM-AS-VN103.18.6.0/23 RUNSYSTEM-VN}
			PTR	`ns4.tenten.vn`
NS	`ns5.tenten.vn`
		A	2404:f080:1101:302:a163:44:193:21^{🇻🇳 GMO-ZCOM-AS-VN2404:f080:1000::/36 GMO-Z.com RUNSYSTEM JSC. Ocean Park Building 6th Floor, 1 Dao Duy Anh, Phuong Mai Ward, Dong Da Dist, Ha Noi}
			PTR	`ns5.tenten.vn`
		A	103.18.7.205^{🇻🇳 GMO-ZCOM-AS-VN103.18.6.0/23 RUNSYSTEM-VN}
			PTR	`ns5.tenten.vn`
NS	`ns6.tenten.vn`
		A	2404:f080:1101:302:a163:44:193:22^{🇻🇳 GMO-ZCOM-AS-VN2404:f080:1000::/36 GMO-Z.com RUNSYSTEM JSC. Ocean Park Building 6th Floor, 1 Dao Duy Anh, Phuong Mai Ward, Dong Da Dist, Ha Noi}
			PTR	`ns6.tenten.vn`
		A	52.74.6.184^{🇸🇬 Amazon52.74.0.0/16 SIN prefix}
			PTR	`ec2-52-74-6-184.ap-southeast-1.compute.amazonaws.com`
SOA	`ns4.tenten.vn.cpstech.vn`hostmaster@cpstech.vn 2025-06-24 #17

`vn`

	DNSSEC	🔒 Signed (DS record present)
	NS	`dns-master.vnnic.vn` ⭐
	NS	`a.dns-servers.vn`
	NS	`b.dns-servers.vn`
	NS	`c.dns-servers.vn`
	NS	`d.dns-servers.vn`
	NS	`e.dns-servers.vn`
	NS	`f.dns-servers.vn`
	NS	`g.dns-servers.vn`
	NS	`h.dns-servers.vn`
	SOA	`dns-master.vnnic.vn`postmaster@vnnic.vn serial=2030753493

Subdomains

webmail.cpstech.vn

mail.cpstech.vn

webdisk.cpstech.vn

autodiscover.cpstech.vn

cpcalendars.cpstech.vn

www.cpstech.vn

cpanel.cpstech.vn

cpcontacts.cpstech.vn

Same first word

cpstech.vn

cpstech.co.kr

cpstech.net

cpstech.com

Similar names

pctechs.net

csptech.net

spctech.click

thespcc.com

psctech.net

spctech.ru

ptechcs.com

csptech.vn

ctechsp.blogspot.com

pcstech.it

pcstech.org

hcscpet.com

csptech.com

pcstech.com

cspecht.com

chestpc.com

pcstech.ca

pcstech.us

scptech.cn

techpsc.in

pctechs.co.uk

pctechs.ca

pctechs.com.au

pctechs.org

spctech.com

thecscp.com

pctechs.pro

techpcs.com

spctech.co.jp

scptech.com

thecpsc.com

pctechs.com

spctech.co.kr

psctech.com

thecspc.org

pcstech.in

cchspet.org

pctechs.us

thespcc.org.uk

techspc.com

DNS History

6 records (5 active, 1 former)

●NSns4.tenten.vn2018-05-16 → 2026-05-09 · 2 obs

● 2018-05-16 04:52:00
● 2026-05-09 19:32:38

●NSns4.tenten.vn.cpstech.vn2018-05-16 → 2026-05-09 · 2 obs

● 2018-05-16 04:52:00
● 2026-05-09 19:32:38

●NSns5.tenten.vn2018-05-16 → 2026-05-09 · 2 obs

● 2018-05-16 04:52:00
● 2026-05-09 19:32:38

●NSns6.tenten.vn2018-05-16 → 2026-05-09 · 2 obs

● 2018-05-16 04:52:00
● 2026-05-09 19:32:38

●A123.30.136.2482026-05-01 → 2026-05-09 · 3 obs

○ 2018-05-16 04:52:00
● 2026-05-01 18:11:20
● 2026-05-09 19:32:38

○A150.95.111.2282018-05-16 → 2018-05-16 · 3 obs

● 2018-05-16 04:52:00
○ 2026-05-01 18:11:20
○ 2026-05-09 19:32:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
vn	a.dns-servers.vn, b.dns-servers.vn, c.dns-servers.vn, d.dns-servers.vn...	-
cpstech.vn	ns4.tenten.vn, ns6.tenten.vn, ns5.tenten.vn	-

✅ Authoritative Response

Server:103.18.7.204

NS records: ns4.tenten.vn, ns6.tenten.vn, ns5.tenten.vn

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cpstech.vn (unsigned zone)

⏱️ Timing

Total: 2128ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`123.30.136.248`
NS	3	`NS5.TENTEN.vn, NS6.TENTEN.vn...`
SOA	1	`ns4.tenten.vn.cpstech.vn hostmaster.cpst`

Analysis

Hierarchy

cpstech.vn is the parent of webmail.cpstech.vn, mail.cpstech.vn, webdisk.cpstech.vn, autodiscover.cpstech.vn, cpcalendars.cpstech.vn and a few other host names.