`central-development.com.hk`

DNSSEC	🔒 Signed (DS record present)
A	188.166.180.13^{🇸🇬 DIGITALOCEAN188.166.176.0/20 DigitalOcean}
		PTR	`robertchankh.com`
NS	`ns9.hkdnr.net.hk` ⭐
NS	`ns10.hkdnr.net.hk`
		A	2001:dca:2000::cb77:57ad^{🇭🇰 HKDNR-AS-AP2001:dca:2000::/36 HKIRC}
			PTR	`ns10.hkdnr.net.hk`
		A	203.119.87.173^{🇭🇰 HKDNR-AS-AP203.119.87.0/24 HKIRC}
			PTR	`ns10.hkdnr.net.hk`
NS	`ns11.hkdnr.net.hk`
		A	2001:dca:4000::cb77:2ae^{🇭🇰 HKDNR-AS-AP2001:dca:4000::/36 HKIRC}
			PTR	`ns11.hkdnr.net.hk`
		A	203.119.2.174^{🇭🇰 HKDNR-AS-AP203.119.2.0/24 HKIRC}
			PTR	`ns11.hkdnr.net.hk`
NS	`ns12.hkdnr.net.hk`
		A	203.119.87.174^{🇭🇰 HKDNR-AS-AP203.119.87.0/24 HKIRC}
			PTR	`ns12.hkdnr.net.hk`
SOA	`NS9.HKDNR.NET.HK`HOSTMASTER@HKDNR.NET.HK serial=2023064687

`com.hk`

	DNSSEC	⚠️ Not signed
	NS	`ns3.hkirc.net.hk` ⭐
	NS	`c.hkirc.net.hk` ⚠️ Not in parent delegation
	NS	`d.hkirc.net.hk` ⚠️ Not in parent delegation
	NS	`m.hkirc.net.hk` ⚠️ Not in parent delegation
	NS	`t.hkirc.net.hk` ⚠️ Not in parent delegation
	NS	`u.hkirc.net.hk` ⚠️ Not in parent delegation
	NS	`v.hkirc.net.hk` ⚠️ Not in parent delegation
	NS	`x.hkirc.net.hk` ⚠️ Not in parent delegation
	NS	`y.hkirc.net.hk` ⚠️ Not in parent delegation
	NS	`z.hkirc.net.hk` ⚠️ Not in parent delegation
	SOA	`ns3.hkirc.net.hk`hostmaster@hkirc.net.hk serial=2073564918

WOT: SAFE (76/100)

Same first word

central-development.com.hk

central-development.com

DNS History

13 records (5 active, 8 former)

○NSdns1.ap.net.hk2015-08-04 → 2015-08-04 · 3 obs

● 2015-08-04 14:57:16
○ 2015-12-01 20:35:12
○ 2026-07-05 11:44:16

○NSdns1.team-rise.com2015-08-04 → 2018-12-11 · 4 obs

● 2015-08-04 14:57:16
● 2018-12-11 23:12:22
○ 2026-05-09 14:47:08
○ 2026-07-05 11:44:16

○NSdns2.ap.net.hk2015-08-04 → 2015-08-04 · 3 obs

● 2015-08-04 14:57:16
○ 2015-12-01 20:35:12
○ 2026-07-05 11:44:16

○NSdns2.team-rise.com2015-12-01 → 2018-12-11 · 5 obs

○ 2015-08-04 14:57:16
● 2015-12-01 20:35:12
● 2018-12-11 23:12:22
○ 2026-05-09 14:47:08
○ 2026-07-05 11:44:16

●NSns10.hkdnr.net.hk2026-05-09 → 2026-07-05 · 3 obs

○ 2018-12-11 23:12:22
● 2026-05-09 14:47:08
● 2026-07-05 11:44:16

●NSns11.hkdnr.net.hk2026-05-09 → 2026-07-05 · 3 obs

○ 2018-12-11 23:12:22
● 2026-05-09 14:47:08
● 2026-07-05 11:44:16

●NSns12.hkdnr.net.hk2026-05-09 → 2026-07-05 · 3 obs

○ 2018-12-11 23:12:22
● 2026-05-09 14:47:08
● 2026-07-05 11:44:16

●NSns9.hkdnr.net.hk2026-05-09 → 2026-07-05 · 3 obs

○ 2018-12-11 23:12:22
● 2026-05-09 14:47:08
● 2026-07-05 11:44:16

○MXmail.team-rise.com2015-12-01 → 2016-06-24 · 5 obs

○ 2015-08-04 14:57:16
● 2015-12-01 20:35:12
● 2016-06-24 09:41:14
○ 2018-12-11 23:12:22
○ 2026-07-05 11:44:16

○MXmailhost.central-development.com.hk2015-08-04 → 2015-08-04 · 3 obs

● 2015-08-04 14:57:16
○ 2015-12-01 20:35:12
○ 2026-07-05 11:44:16

●A188.166.180.132026-05-09 → 2026-07-05 · 3 obs

○ 2018-12-11 23:12:22
● 2026-05-09 14:47:08
● 2026-07-05 11:44:16

○A202.181.213.822015-12-01 → 2018-12-11 · 5 obs

○ 2015-08-04 14:57:16
● 2015-12-01 20:35:12
● 2018-12-11 23:12:22
○ 2026-05-09 14:47:08
○ 2026-07-05 11:44:16

○A59.188.30.1562015-08-04 → 2015-08-04 · 3 obs

● 2015-08-04 14:57:16
○ 2015-12-01 20:35:12
○ 2026-07-05 11:44:16

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
hk	d.hkirc.net.hk, t.hkirc.net.hk, y.hkirc.net.hk, v.hkirc.net.hk...	18 records
central-development.com.hk	ns11.hkdnr.net.hk, ns10.hkdnr.net.hk, ns9.hkdnr.net.hk, ns12.hkdnr.net.hk	-

✅ Authoritative Response

Server:203.119.87.173

NS records: ns11.hkdnr.net.hk, ns10.hkdnr.net.hk, ns9.hkdnr.net.hk, ns12.hkdnr.net.hk

🔒 DNSSEC Status

🔐 Secure (DNSSEC validated)

Chain of trust verified from root to domain

⏱️ Timing

Total: 2761ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`188.166.180.13`
NS	4	`NS9.HKDNR.NET.HK, NS10.HKDNR.NET.HK...`
SOA	1	`NS9.HKDNR.NET.HK HOSTMASTER.HKDNR.NET.HK`

📌 Glue Records Collected

Total: 18

In-bailiwick: 18 (d.hkirc.net.hk, d.hkirc.net.hk, t.hkirc.net.hk...)

Analysis

IP Addresses

central-development.com.hk directs to one IP number, which is 188.166.180.13.

central-development.com and highcliff.com.hk, along with other host names, share IP addresses with central-development.com.hk.

Name Servers

The domain central-development.com.hk is delegated to these four name servers: ns10.hkdnr.net.hk, ns11.hkdnr.net.hk, ns12.hkdnr.net.hk and ns9.hkdnr.net.hk.

central-development.com.hk partially shares its NS delegation with several other domains, including thebridge.hk, protranshk.com.hk, hksasps.edu.hk and two others.

Hosts with two IP numbers each:

ns10.hkdnr.net.hk maps to two IP addresses — 203.119.87.173 and 2001:dca:2000::cb77:57ad.

ns11.hkdnr.net.hk maps to two IP addresses — 203.119.2.174 and 2001:dca:4000::cb77:2ae.

Hosts that resolve to one IP address:

ns12.hkdnr.net.hk points to the IP address 203.119.87.174.

central-development.com.hk - robtex.com