`ytoptical.com`

DNSSEC	⚠️ Not signed
A	117.50.127.196^{🇨🇳 CHINA169-BJ117.50.96.0/19 China Telecom Beijing Co. Ltd.}
NS	`ns11.xincache.com` ⭐
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	2402:4e00:1730::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1700::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	36.155.149.180^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	112.80.181.45^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.173^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	125.94.59.210^{🇨🇳 CHINANET-BACKBONE125.88.0.0/13 chinanet Guangdong network}
		A	129.211.176.209^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
NS	`ns12.xincache.com`
		A	2402:4e00:111:fff::c^{🇨🇳 TENCENT-NET-AP2402:4e00::/35}
		A	1.12.0.1^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	36.155.149.176^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	112.80.181.111^{🇨🇳 CHINA169-Backbone112.80.0.0/13 China Unicom CHINA169 Jiangsu Province Network}
		A	117.89.178.184^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	129.211.176.239^{🇨🇳 TENCENT-NET-AP129.211.176.0/20}
		A	163.177.5.23^{🇨🇳 UNICOM-GuangZhou-IDC163.177.5.0/24}
MX	`mxn.mxhichina.com` ⭐
		A	47.246.136.231^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
			PTR	`cz-clare.com`
			PTR	`reachsmartdwell.com`
			PTR	`wevolt.tech`
		A	47.246.137.47^{🇺🇸 Alibaba-Cloud47.246.136.0/22 Alibaba CLoud}
MX	`mxw.mxhichina.com`⁽¹⁰⁾
		A	47.246.99.195^{🇺🇸 Alibaba-Cloud47.246.96.0/22 Proxy-registered route object}
			PTR	`reachsmartdwell.com`
TXT	`v=spf1 include:spf.mxhichina.com -all`
SOA	`ns11.xincache.com`ns12@xincache.com serial=1720512377

`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=1774874797

Same first word

ytoptical.com

DNS History

7 records (5 active, 2 former)

●NSns11.xincache.com2016-04-06 → 2026-03-30 · 2 obs

● 2016-04-06 17:03:34
● 2026-03-30 13:03:18

●NSns12.xincache.com2016-04-06 → 2026-03-30 · 2 obs

● 2016-04-06 17:03:34
● 2026-03-30 13:03:18

●MXmxn.mxhichina.com2026-03-25 → 2026-03-30 · 3 obs

○ 2017-07-29 13:02:28
● 2026-03-25 09:51:10
● 2026-03-30 13:03:18

●MXmxw.mxhichina.com2026-03-25 → 2026-03-30 · 3 obs

○ 2017-07-29 13:02:28
● 2026-03-25 09:51:10
● 2026-03-30 13:03:18

○MXqiye163mx01.mxmail.netease.com2016-04-06 → 2017-07-29 · 4 obs

● 2016-04-06 17:03:34
● 2017-07-29 13:02:28
○ 2026-03-25 09:51:10
○ 2026-03-30 13:03:18

○MXqiye163mx02.mxmail.netease.com2016-04-06 → 2017-07-29 · 4 obs

● 2016-04-06 17:03:34
● 2017-07-29 13:02:28
○ 2026-03-25 09:51:10
○ 2026-03-30 13:03:18

●A117.50.127.1962026-03-25 → 2026-03-30 · 2 obs

● 2026-03-25 09:51:10
● 2026-03-30 13:03:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, m.gtld-servers.net, i.gtld-servers.net, k.gtld-servers.net...	-
ytoptical.com	ns11.xincache.com, ns12.xincache.com	12 records

✅ Authoritative Response

Server:1.12.0.4

NS records: ns11.xincache.com, ns12.xincache.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for ytoptical.com (unsigned zone)

⏱️ Timing

Total: 203ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`117.50.127.196`
NS	2	`ns11.xincache.com, ns12.xincache.com`
MX	2	`mxn.mxhichina.com (pri: 5), mxw.mxhichina.com (pri: 10)`
TXT	1	`v=spf1 include:spf.mxhichina.com -all`
SOA	1	`ns11.xincache.com ns12.xincache.com`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (ns11.xincache.com, ns11.xincache.com, ns11.xincache.com...)

Analysis

IP Addresses

ytoptical.com points to a single IP: 117.50.127.196.

Other host names, for instance so-han.com, haisike.com.cn, dexinjidian.com, 196.sz100usj.com and 101.sz100usj.com share IP numbers with ytoptical.com.

Name Servers

ytoptical.com's delegation is to two name servers ns11.xincache.com and ns12.xincache.com.

ytoptical.com shares the same name server configuration as other domains, such as solalk.com, yvkq.com, jxccgxytsafe.com, scqyjd.com and mosonwang.com.

ytoptical.com at least partially shares its name servers with other domains, for instance huisen.net, dgkzm.com, tianxing.com.cn, cydj.net.cn and zgcszx.cn.

These name servers are commonly used with ns13.xincache.com, ns14.xincache.com, ns19.xincache.com, ns20.xincache.com, ce1.xincache.com, ce2.xincache.com, ns15.xincache.com, ns16.xincache.com, ns17.xincache.com and ns18.xincache.com.

Host names with eight IP numbers: ns11.xincache.com points to: 2402:4e00:1470:2::e, 2402:4e00:1730::e, 1.12.0.4, 36.155.149.180, 112.80.181.45, 117.89.178.173, 125.94.59.210 and 129.211.176.209. Host names with seven IP numbers: ns12.xincache.com points to: 2402:4e00:111:fff::c, 1.12.0.1, 36.155.149.176, 112.80.181.111, 117.89.178.184, 129.211.176.239 and 163.177.5.23.

Mail Servers

Two mail servers mxn.mxhichina.com and mxw.mxhichina.com handle ytoptical.com.

ytoptical.com uses the same mail server setup as other domains such as lohaslearn.com, j9zg.com, 121595.com, wxrbs.com and mammoet.com.cn.

ytoptical.com shares some mail servers with other domains, including njcj.net, qdlebon.com, ecustar.com, westenenergy.com and godpu.com.

Host names with two IPs:

mxn.mxhichina.com points to: 47.246.136.231 and 47.246.137.47.

Host names with one IP:

mxw.mxhichina.com points to: 47.246.99.195.

ytoptical.com - robtex.com

ytoptical.com

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