`mail.tqsys.cn`

DNSSEC	⚠️ Not signed
A	101.201.83.102^{🇨🇳 Alibaba-Cloud101.201.0.0/16 CT BeiJing IDC}
MX	`mx01.dm.aliyun.com` ⭐
		A	59.82.33.237^{🇨🇳 Alibaba-Cloud59.82.32.0/21 China Internet Network Information Center Floor1, Building No.1 C/-Chinese Academy of Sciences 4, South 4th Street Haidian District,}
TXT	`v=spf1 include:spf1.dm.aliyun.com -all`

`tqsys.cn`

	DNSSEC	⚠️ Not signed
	NS	`dns19.hichina.com` ⭐
	NS	`dns20.hichina.com`
	MX	`mail.tqsys.cn` ⭐
	TXT	`v=spf1 ip4:101.201.83.102-all`
	SOA	`dns19.hichina.com`hostmaster@hichina.com 2026-01-09 #13

MX for

tqsys.cn

Same first word

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DNS History

2 records (2 active, 0 former)

●MXmx01.dm.aliyun.com2026-05-12 → 2026-05-13 · 2 obs

● 2026-05-12 03:13:56
● 2026-05-13 14:05:18

●A101.201.83.1022026-05-12 → 2026-05-13 · 2 obs

● 2026-05-12 03:13:56
● 2026-05-13 14:05:18

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
cn	c.dns.cn, a.dns.cn, b.dns.cn, e.dns.cn...	-
tqsys.cn	dns19.hichina.com, dns20.hichina.com	-

✅ Authoritative Response

Server:39.96.153.61

NS records: dns19.hichina.com, dns20.hichina.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for tqsys.cn (unsigned zone)

⏱️ Timing

Total: 4699ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`101.201.83.102`
MX	1	`mx01.dm.aliyun.com (pri: 10)`
TXT	1	`v=spf1 include:spf1.dm.aliyun.com -all`

Analysis

Mail Server Role

mail.tqsys.cn serves as the mail server for tqsys.cn.

IP Addresses

mail.tqsys.cn points to IP number 101.201.83.102.

Mail Servers

mail.tqsys.cn is handled by a single mail server, mx01.dm.aliyun.com.

mail.tqsys.cn shares the same mail server setup as other domains, for instance www.wbmachine.com, jepaas.com, tool.lu, preproddemo.com and mail.icebean.com.

mail.tqsys.cn shares mail servers with other domains at least partially; for instance stlihong.com, inkankan.com, jsiec.com.cn, vmilan.net and bustly.shop.

These mail servers commonly appear with the mail servers mxn.mxhichina.com, mxw.mxhichina.com, mxbiz1.qq.com, mxbiz2.qq.com, mx.ym.163.com, mx1.qiye.aliyun.com, mx2.qiye.aliyun.com and mx3.qiye.aliyun.com.

mx01.dm.aliyun.com points to a single IP: 59.82.33.237.

mail.tqsys.cn - robtex.com

mail.tqsys.cn

tqsys.cn