`tcssyw.com`

DNSSEC	⚠️ Not signed
NS	`cetus.dnspod.net` ⭐
		A	2402:4e00:1470:2::e^{🇨🇳 TENCENT-NET-AP2402:4e00:1400::/40}
		A	1.12.0.4^{🇨🇳 TENCENT-NET-AP-CN1.12.0.0/20 ZL-IDC-BOM}
		A	1.14.119.35^{🇨🇳 TENCENT-NET-AP1.14.64.0/18}
		A	111.13.13.35^{🇨🇳 CHINAMOBILE-CN111.13.0.0/16 CMI (Customer Route)}
		A	117.89.178.35^{🇨🇳 ChinaNet-NANJING-JISHAN-IDC117.89.176.0/21 JS-CT NJ-JS-IDC}
		A	220.196.136.35^{🇨🇳 UNICOM-SHFT-IDC220.196.136.0/24}
NS	`washer.dnspod.net`
		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	1.13.76.35^{🇨🇳 TENCENT-NET-AP1.13.64.0/18}
		A	36.155.149.35^{🇨🇳 CMNET-Jiangsu-AP36.155.144.0/21 CMI (Customer Route)}
		A	101.227.168.35^{🇨🇳 SHANGHAITELECOM101.227.168.0/23 SHIDC}
		A	111.206.98.235^{🇨🇳 CHINA169-BJ111.206.98.0/24}
MX	`mail.tcssyw.com` ⭐
		A	3.22.99.9^{🇺🇸 Amazon3.20.0.0/14 EC2 CMH prefix}
			PTR	`ec2-3-22-99-9.us-east-2.compute.amazonaws.com`
SOA	`cetus.dnspod.net`freednsadmin@dnspod.com serial=1782386638

`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=1783813807

Subdomains

mail.tcssyw.com

pnup-hd.tcssyw.com

smartscreen-ha.tcssyw.com

www.tcssyw.com

Same first word

tcssyw.com

Similar names

scsytw.com

ctswsy.cn

csswty.com

sysctw.com

swtysc.com

ytwscs.com

sctswy.com

sytwcs.com

twcsys.com

ctwsys.com

DNS History

3 records (3 active, 0 former)

●NScetus.dnspod.net2026-04-08 → 2026-07-11 · 2 obs

● 2026-04-08 03:19:10
● 2026-07-11 23:53:42

●NSwasher.dnspod.net2026-04-08 → 2026-07-11 · 2 obs

● 2026-04-08 03:19:10
● 2026-07-11 23:53:42

●MXmail.tcssyw.com2026-05-09 → 2026-07-11 · 2 obs

● 2026-05-09 18:59:48
● 2026-07-11 23:53:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	l.gtld-servers.net, j.gtld-servers.net, h.gtld-servers.net, d.gtld-servers.net...	-
tcssyw.com	cetus.dnspod.net, washer.dnspod.net	-

✅ Authoritative Response

Server:1.14.119.35

NS records: cetus.dnspod.net, washer.dnspod.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tcssyw.com (unsigned zone)

⏱️ Timing

Total: 1096ms | Queries: -

📄 Records

Type	Count	Sample Data
NS	2	`washer.dnspod.net, cetus.dnspod.net`
MX	1	`mail.tcssyw.com (pri: 10)`
SOA	1	`cetus.dnspod.net freednsadmin.dnspod.com`

Analysis

Hierarchy

tcssyw.com has four subdomains: mail.tcssyw.com, pnup-hd.tcssyw.com, smartscreen-ha.tcssyw.com and www.tcssyw.com.

Name Servers

tcssyw.com is served by two delegated name servers, cetus.dnspod.net and washer.dnspod.net.

The name server configuration of tcssyw.com is shared with other domains, for instance tt65org.com, selupan.com, absoloop.com and two others.

Hosts with 6 IP addresses each:

cetus.dnspod.net carries IP addresses 1.12.0.4, 1.14.119.35 and 111.13.13.35, with 3 other addresses beyond those.

washer.dnspod.net carries IP addresses 1.12.0.1, 1.13.76.35 and 36.155.149.35, with 3 other addresses beyond those.

Mail Servers

tcssyw.com uses one mail server — mail.tcssyw.com.

There is one IP number for mail.tcssyw.com: 3.22.99.9.

tcssyw.com - robtex.com

tcssyw.com

com