`mail.drleonchen.com`

CNAME	`drleonchen.com`
DNSSEC	⚠️ Not signed
A	103.1.220.21^{🇹🇼 YUANJHEN-TW103.1.220.0/23 Yuan-Jhen Info., Co., Ltd 12F., No.866-7, Zhongzheng Rd., Zhonghe Dist.,New Taipei City, 235, R.O.C NewTaipei City}
		PTR	`re29.cx901.com`
NS	`ns45.cx901.com` ⭐
		A	103.1.220.19^{🇹🇼 YUANJHEN-TW103.1.220.0/23 Yuan-Jhen Info., Co., Ltd 12F., No.866-7, Zhongzheng Rd., Zhonghe Dist.,New Taipei City, 235, R.O.C NewTaipei City}
			PTR	`103-1-220-19.static.ip.net.tw`
NS	`ns46.cx901.com`
		A	103.1.220.20^{🇹🇼 YUANJHEN-TW103.1.220.0/23 Yuan-Jhen Info., Co., Ltd 12F., No.866-7, Zhongzheng Rd., Zhonghe Dist.,New Taipei City, 235, R.O.C NewTaipei City}
			PTR	`103-1-220-20.static.ip.net.tw`
MX	`drleonchen.com` ⭐
		A	103.1.220.21^{🇹🇼 YUANJHEN-TW103.1.220.0/23 Yuan-Jhen Info., Co., Ltd 12F., No.866-7, Zhongzheng Rd., Zhonghe Dist.,New Taipei City, 235, R.O.C NewTaipei City}
			PTR	`re29.cx901.com`
TXT	`v=spf1 ip4:103.1.220.18 include:_spf.eee.tw +a +mx ~all`
SOA	`ns45.cx901.com`whmlog@ipmi.tw 2026-03-07 #1

`drleonchen.com`

	DNSSEC	⚠️ Not signed
	A	103.1.220.21^{🇹🇼 YUANJHEN-TW103.1.220.0/23 Yuan-Jhen Info., Co., Ltd 12F., No.866-7, Zhongzheng Rd., Zhonghe Dist.,New Taipei City, 235, R.O.C NewTaipei City}
	NS	`ns45.cx901.com` ⭐
	NS	`ns46.cx901.com`
	MX	`drleonchen.com` ⭐
	TXT	`v=spf1 ip4:103.1.220.18 include:_spf.eee.tw +a +mx ~all`
	SOA	`ns45.cx901.com`whmlog@ipmi.tw 2026-03-07 #1

Previously MX for

drleonchen.com

Same first word

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DNS History

2 records (1 active, 1 former)

○A107.180.14.322015-07-19 → 2016-09-21 · 3 obs

● 2015-07-19 17:52:24
● 2016-09-21 08:42:50
○ 2026-04-02 12:12:42

●CNAMEdrleonchen.com2026-04-02 → 2026-04-02 · 1 obs

● 2026-04-02 12:12:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	e.gtld-servers.net, a.gtld-servers.net, l.gtld-servers.net, m.gtld-servers.net...	-
drleonchen.com	ns45.cx901.com, ns46.cx901.com	2 records

✅ Authoritative Response

Server:103.1.220.20

NS records: ns45.cx901.com, ns46.cx901.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for drleonchen.com (unsigned zone)

⏱️ Timing

Total: 543ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`drleonchen.com`

📌 Glue Records Collected

Total: 2

Out-of-bailiwick: 2 (ns45.cx901.com, ns46.cx901.com)

Analysis

IP Addresses

mail.drleonchen.com points to a single IP number: 103.1.220.21.

Other host names, for instance ahsling.com, acrox.com.tw, usapeec.org.tw, s1-agilewe.com and zincheng.com.tw share IP numbers with mail.drleonchen.com.

Name Servers

mail.drleonchen.com is delegated to two name servers: ns45.cx901.com and ns46.cx901.com.

mail.drleonchen.com uses the same name server setup as other domains, for instance healthynews.com.tw, baotas.org, qq-noodles.com.tw, goodvision.com.tw and amx.com.tw.

mail.drleonchen.com shares name servers with other domains at least partially, for instance mb123.net, purepro.net, dingfeng.com.tw, toproyal.com.tw and purepro.info.

These name servers are commonly used with ns47.cx901.com, ns48.cx901.com, ns1.tw-brand.net and ns2.tw-brand.net.

Host names with one IP number:

ns45.cx901.com points to: 103.1.220.19.

ns46.cx901.com points to: 103.1.220.20.

Mail Servers

The mail server for mail.drleonchen.com is drleonchen.com.

mail.drleonchen.com uses the same mail server setup as other domains, for example drleonchen.com.

Host name drleonchen.com resolves to IP 103.1.220.21.

mail.drleonchen.com - robtex.com