`mail.datacom.com.tw`

DNSSEC	⚠️ Not signed
A	211.20.120.60^{🇹🇼 HiNet211.20.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
		PTR	`211-20-120-60.hinet-ip.hinet.net`

`datacom.com.tw`

	DNSSEC	⚠️ Not signed
	A	211.20.120.60^{🇹🇼 HiNet211.20.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
	NS	`dns2.datacom.com.tw` ⭐
	NS	`dns.datacom.com.tw`
	MX	`mail.datacom.com.tw` ⭐
	TXT	`3hs34mpsa4rg9jtd85hrd60j0b`
	TXT	`1esenfm68rs6b977i204sr60pe`
	TXT	`2i3dll17vpu0fp7l8h226hlkmn`
	TXT	`v=spf1 ip4:211.20.120.57 ip4:211.20.120.60 include:_spf.google.com -all`
	SOA	`dns.datacom.com.tw`hostmaster serial=514

MX for

datacom.com.tw

Same first word

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mail.space

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mail.ilovecollege.info

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mail.dating

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mail.holiday

mail.zombie.jp

mail.ma

mail.mr

mail.gov.af

mail.hashbang.sh

mail.mil.ru

mail.schwarz

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mail.direct

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DNS History

2 records (1 active, 1 former)

○A211.20.120.562015-03-05 → 2015-03-05 · 3 obs

● 2015-03-05 07:14:38
○ 2016-05-21 15:57:12
○ 2026-08-12 17:21:22

●A211.20.120.602016-05-21 → 2026-08-12 · 3 obs

○ 2015-03-05 07:14:38
● 2016-05-21 15:57:12
● 2026-08-12 17:21:22

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tw	c.dns.tw, g.dns.tw, d.dns.tw, e.dns.tw...	-
com.tw	c.twnic.net.tw, d.twnic.net.tw, e.twnic.net.tw, anytld.apnic.net...	17 records
datacom.com.tw	dns2.datacom.com.tw, dns.datacom.com.tw	2 records

✅ Authoritative Response

Server:211.20.120.57

NS records: dns2.datacom.com.tw, dns.datacom.com.tw

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for datacom.com.tw (unsigned zone)

⏱️ Timing

Total: 1725ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`211.20.120.60`

📌 Glue Records Collected

Total: 19

In-bailiwick: 2 (dns2.datacom.com.tw, dns.datacom.com.tw)

Out-of-bailiwick: 17 (h.twnic.net.tw, g.twnic.net.tw, f.twnic.net.tw...)

Analysis

Mail Server Role

The mail server mail.datacom.com.tw processes email for datacom.com.tw.

IP Addresses

mail.datacom.com.tw resolves to just one IP address, 211.20.120.60.

Other host names, such as datacom.com.tw, share IP numbers with mail.datacom.com.tw.

mail.datacom.com.tw - robtex.com