`mx4.netcohk.com`

	DNSSEC	⚠️ Not signed
	A	203.135.128.68^{🇭🇰 UDOMAIN-AS-AP203.135.128.0/24 Web Host Ltd Unit A-D, 6th Floor, Wing Cheung Industrial Building, No. 109 How Ming Street, Kwun Tong, Kowloon.}

`netcohk.com`

	DNSSEC	⚠️ Not signed
	A	203.135.128.68^{🇭🇰 UDOMAIN-AS-AP203.135.128.0/24 Web Host Ltd Unit A-D, 6th Floor, Wing Cheung Industrial Building, No. 109 How Ming Street, Kwun Tong, Kowloon.}
	NS	`earth.udomain.com.hk` ⭐
	NS	`saturn.udomain.com.hk`
	MX	`udgw.udomain.com.hk` ⭐
	MX	`mx1.udomain.com.hk`⁽³⁰⁾
	MX	`mx2.udomain.com.hk`⁽³⁰⁾
	MX	`mx3.udomain.com.hk`⁽³⁰⁾
	MX	`mx4.udomain.com.hk`⁽³⁰⁾
	MX	`mx5.udomain.com.hk`⁽³⁰⁾
	MX	`mx6.udomain.com.hk`⁽³⁰⁾
	SOA	`earth.udomain.com.hk`domreg@udomain.com.hk 2022-05-23 #12

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DNS History

2 records (1 active, 1 former)

○A202.181.132.1682015-06-13 → 2016-11-19 · 4 obs

● 2015-06-13 12:03:42
● 2016-11-19 00:53:36
○ 2026-03-26 23:58:22
○ 2026-04-12 01:36:46

●A203.135.128.682026-03-26 → 2026-04-12 · 3 obs

○ 2016-11-19 00:53:36
● 2026-03-26 23:58:22
● 2026-04-12 01:36:46

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
netcohk.com	earth.udomain.com.hk, saturn.udomain.com.hk	-

✅ Authoritative Response

Server:45.121.192.10

NS records: earth.udomain.com.hk, saturn.udomain.com.hk

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for netcohk.com (unsigned zone)

⏱️ Timing

Total: 1271ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`203.135.128.68`

Analysis

IP Addresses

mx4.netcohk.com points to a single IP number: 203.135.128.68.

Other host names, for instance hkjp.com.hk, mx3.netcohk.com, bonnaegokson.com, aeromat.net and www.qaghkg.com share IP numbers with mx4.netcohk.com.

mx4.netcohk.com - robtex.com

mx4.netcohk.com

netcohk.com