`kingway-optical.com`

DNSSEC	⚠️ Not signed
A	45.203.19.142^{🇺🇸 MULTA-ASN145.203.0.0/19 AD MEK COMMUNICATIONS}
NS	`ns7.cnolnic.net` ⭐
		A	240c:4082:0:5d80::2^{🇨🇳 Baidu240c:4082::/32}
		A	106.13.136.254^{🇨🇳 Baidu106.13.128.0/19 AS38365}
		A	182.61.7.97^{🇨🇳 Baidu182.61.0.0/19}
NS	`ns8.cnolnic.net`
		A	240c:4081:8000:1702::3^{🇨🇳 Baidu240c:4081::/32}
		A	106.12.41.177^{🇨🇳 Baidu106.12.32.0/19}
		A	180.76.132.69^{🇨🇳 Baidu180.76.128.0/19}
MX	`mx.ym.163.com` ⭐
		A	111.124.200.35^{🇨🇳 CHINANET-Guizhou-Guian-IDC111.124.192.0/19}
SOA	`ns7.cnolnic.net`root@cnolnic.net 2006-11-24 #1

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1778465366

Same first word

kingway-optical.com

DNS History

9 records (4 active, 5 former)

●NSns7.cnolnic.net2015-06-28 → 2026-05-11 · 2 obs

● 2015-06-28 22:40:26
● 2026-05-11 02:13:24

●NSns8.cnolnic.net2015-06-28 → 2026-05-11 · 2 obs

● 2015-06-28 22:40:26
● 2026-05-11 02:13:24

●MXmx.ym.163.com2015-10-03 → 2026-05-11 · 3 obs

○ 2015-06-28 22:40:26
● 2015-10-03 01:51:58
● 2026-05-11 02:13:24

○MXmx140c.cnm.cn2015-06-28 → 2015-06-28 · 3 obs

● 2015-06-28 22:40:26
○ 2015-10-03 01:51:58
○ 2026-05-11 02:13:24

○A115.159.97.1752015-12-07 → 2015-12-07 · 4 obs

○ 2015-10-03 01:51:58
● 2015-12-07 13:23:32
○ 2016-05-04 01:49:28
○ 2026-05-11 02:13:24

○A123.196.125.912015-06-28 → 2015-10-03 · 4 obs

● 2015-06-28 22:40:26
● 2015-10-03 01:51:58
○ 2015-12-07 13:23:32
○ 2026-05-11 02:13:24

○A180.76.132.2222020-01-13 → 2020-01-13 · 4 obs

○ 2016-07-09 01:07:18
● 2020-01-13 00:34:20
○ 2026-04-12 06:54:12
○ 2026-05-11 02:13:24

○A42.159.29.862016-05-04 → 2016-07-09 · 5 obs

○ 2015-12-07 13:23:32
● 2016-05-04 01:49:28
● 2016-07-09 01:07:18
○ 2020-01-13 00:34:20
○ 2026-05-11 02:13:24

●A45.203.19.1422026-04-12 → 2026-05-11 · 3 obs

○ 2020-01-13 00:34:20
● 2026-04-12 06:54:12
● 2026-05-11 02:13:24

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	h.gtld-servers.net, c.gtld-servers.net, i.gtld-servers.net, b.gtld-servers.net...	-
kingway-optical.com	ns8.cnolnic.net, ns7.cnolnic.net	-

✅ Authoritative Response

Server:106.12.41.177

NS records: ns8.cnolnic.net, ns7.cnolnic.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for kingway-optical.com (unsigned zone)

⏱️ Timing

Total: 2999ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`45.203.19.142`
NS	2	`ns8.cnolnic.net, ns7.cnolnic.net`
MX	1	`mx.ym.163.com (pri: 10)`
SOA	1	`ns7.cnolnic.net root.cnolnic.net`

Analysis

IP Addresses

kingway-optical.com maps to IP address 45.203.19.142.

Name Servers

Two name servers ns7.cnolnic.net and ns8.cnolnic.net are delegated to kingway-optical.com.

kingway-optical.com uses the same name server configuration as other domains, such as ahadba.com, winjoy.net, fang8.com, zjhnedu.cn and trsfyq.com.

Host names with three IP numbers:

ns7.cnolnic.net points to 240c:4082:0:5d80::2, 106.13.136.254 and 182.61.7.97; ns8.cnolnic.net points to 240c:4081:8000:1702::3, 106.12.41.177 and 180.76.132.69.

Mail Servers

kingway-optical.com is handled by a single mail server, mx.ym.163.com.

kingway-optical.com shares the same mail server setup as other domains, including chenchi.cc, viralnous.com, apiz.cn, ori-medtech.com and biikoo.com.

kingway-optical.com shares mail servers with other domains at least in part, for instance artpaintingworld.com, foisontex.com, ponsure.cn, cxipcc.cn and wallstreets.cn.

These mail servers are commonly used together with hzmx01.mxmail.netease.com and hzmx02.mxmail.netease.com.

mx.ym.163.com points to one IP number: 111.124.200.35.

kingway-optical.com - robtex.com