`mail.tonsam.com.tw`

DNSSEC	⚠️ Not signed
MX	`mx1.ndb-group.com` ⭐
		A	203.69.58.114^{🇹🇼 HiNet203.69.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`mx1.ndb-group.com`
MX	`mx2.ndb-group.com`⁽³⁾
		A	125.227.248.60^{🇹🇼 HiNet125.227.0.0/16 descr: (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`lipers.com.tw`
TXT	`v=spf1 a:smtp.ndb-group.com a:pop3.ndb-group.com ip4:203.69.58.110/27 ip4:125...`
TXT	`IBWWBCFLVW6ZXA9BRWB9W9WX1J0RLFPEAPP9U04G`

`tonsam.com.tw`

	DNSSEC	⚠️ Not signed
	A	3.33.251.168^{🇺🇸 Amazon3.33.240.0/20}
	A	15.197.225.128^{🇺🇸 Amazon15.197.224.0/20}
	NS	`freedns1.registrar-servers.com` ⭐
	NS	`freedns2.registrar-servers.com`
	NS	`freedns3.registrar-servers.com`
	NS	`freedns4.registrar-servers.com` ⚠️ Not in parent delegation
	NS	`freedns5.registrar-servers.com` ⚠️ Not in parent delegation
	NS	`ns75.domaincontrol.com` ⚠️ Not in zone NS records
	NS	`ns76.domaincontrol.com` ⚠️ Not in zone NS records
	SOA	`freedns1.registrar-servers.com`hostmaster@registrar-servers.com serial=1701668640

PTR for

99.114.68.210.in-addr.arpa

65.131.67.203.in-addr.arpa

Previously MX for

tonsam.com.tw

Same first word

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mail.com.au

mail.cat

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DNS History

3 records (2 active, 1 former)

●MXmx1.ndb-group.com2026-02-15 → 2026-03-24 · 2 obs

● 2026-02-15 22:17:12
● 2026-03-24 17:39:02

●MXmx2.ndb-group.com2026-02-15 → 2026-03-24 · 2 obs

● 2026-02-15 22:17:12
● 2026-03-24 17:39:02

○A203.67.131.652016-03-15 → 2026-02-16 · 4 obs

● 2016-03-15 00:45:20
● 2026-02-16 22:40:58
○ 2026-02-17 21:57:24
○ 2026-03-24 17:39:02

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tw	a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw...	-
tonsam.com.tw	freedns3.registrar-servers.com, freedns2.registrar-servers.com, ns75.domaincontrol.com, ns76.domaincontrol.com...	-

✅ Authoritative Response

Server:195.154.94.174

NS records: freedns3.registrar-servers.com, freedns2.registrar-servers.com, ns75.domaincontrol.com, ns76.domaincontrol.com, freedns1.registrar-servers.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 1068ms | Queries: -

📄 Records

Type	Count	Sample Data
MX	2	`mx1.ndb-group.com (pri: 1), mx2.ndb-group.com (pri: 3)`
TXT	2	`v=spf1 a:smtp.ndb-group.com a:pop3.ndb-g, IBWWBCFLVW6ZXA9BRWB9W9WX1J0RLFPEAPP9U04G`

Analysis

Mail Servers

Two mail servers handle mail.tonsam.com.tw: mx1.ndb-group.com and mx2.ndb-group.com.

mail.tonsam.com.tw shares the same mail server setup as other domains, for instance aesc.com.tw, vic-dawn.com.tw, ndb-group.com, lipers.com.tw and ndb.com.tw.

Host names with one IP number:

mx1.ndb-group.com points to 203.69.58.114

mx2.ndb-group.com points to 125.227.248.60

mail.tonsam.com.tw - robtex.com