`mail.worldclass.com.tw`

CNAME	`worldclass.com.tw`
DNSSEC	⚠️ Not signed
A	103.1.220.17^{🇹🇼 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	`cp27.g-dns.com`
NS	`ns87.g-dns.com` ⭐
		A	103.1.220.15^{🇹🇼 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	`103-1-220-15.static.ip.net.tw`
NS	`ns88.g-dns.com`
		A	103.1.220.16^{🇹🇼 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	`103-1-220-16.static.ip.net.tw`
MX	`worldclass.com.tw` ⭐
		A	103.1.220.17^{🇹🇼 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	`cp27.g-dns.com`
TXT	`v=spf1 ip4:103.1.220.14 include:_spf.eee.tw +a +mx ~all`
SOA	`ns87.g-dns.com`whmlog@ipmi.tw 2026-03-28 #1

`worldclass.com.tw`

	DNSSEC	⚠️ Not signed
	A	103.1.220.17^{🇹🇼 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	`ns87.g-dns.com` ⭐
	NS	`ns88.g-dns.com`
	MX	`worldclass.com.tw` ⭐
	TXT	`v=spf1 ip4:103.1.220.14 include:_spf.eee.tw +a +mx ~all`
	SOA	`ns87.g-dns.com`whmlog@ipmi.tw 2026-03-28 #1

Same first word

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🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com.tw	e.twnic.net.tw, b.twnic.net.tw, h.twnic.net.tw, c.twnic.net.tw...	-
worldclass.com.tw	ns88.g-dns.com, ns87.g-dns.com	-

✅ Authoritative Response

Server:103.1.220.16

NS records: ns88.g-dns.com, ns87.g-dns.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for com.tw (unsigned zone)

⏱️ Timing

Total: 890ms | Queries: -

📄 Records

Type	Count	Sample Data
CNAME	1	`worldclass.com.tw`

Analysis

IP Addresses

mail.worldclass.com.tw points to an IP address: 103.1.220.17.

other host names include kjune.com.tw, shenjih.com, tienwei.com.tw, tsqa.org.tw and verily.com.tw; they share IP numbers with mail.worldclass.com.tw.

Name Servers

Two name servers ns87.g-dns.com and ns88.g-dns.com handle the delegation for mail.worldclass.com.tw.

mail.worldclass.com.tw shares the same name server setup as other domains, for instance chaochia.com.tw, caemolding.org, hs-ta.com, tcan.org.tw and jenku.com.tw.

mail.worldclass.com.tw at least partially shares name servers with other domains, including minmin.com.tw and interssci.com.

Host names with one IP:

ns87.g-dns.com points to: 103.1.220.15

ns88.g-dns.com points to: 103.1.220.16

Mail Servers

mail.worldclass.com.tw is handled by a single mail server, worldclass.com.tw.

The mail server setup for mail.worldclass.com.tw is the same as for other domains, such as worldclass.com.tw.

The host name worldclass.com.tw points to IP 103.1.220.17.

mail.worldclass.com.tw - robtex.com