`unionflex.com.tw`

DNSSEC	⚠️ Not signed
A	202.39.131.130^{🇹🇼 HiNet202.39.128.0/17 (HiNet) Chunghwa Telecom Co., Ltd.}
		PTR	`www.hibox.hinet.net`
NS	`ns1.hibox.hinet.net` ⭐
		A	2001:b000:180:80d:203:74:116:198^{🇹🇼 HiNet2001:b000:100::/40}
			PTR	`ns1.hibox.hinet.net`
		A	203.74.116.198^{🇹🇼 HiNet203.74.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`ns1.hibox.hinet.net`
NS	`ns.hibox.hinet.net`
		A	2001:b000:168::192:38^{🇹🇼 HiNet2001:b000:100::/40}
			PTR	`ns.hibox.hinet.net`
		A	168.95.192.38^{🇹🇼 HiNet168.95.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`ns.hibox.hinet.net`
MX	`mailfilter.unionflex.com.tw` ⭐
		A	210.71.187.212^{🇹🇼 HiNet210.71.128.0/17 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`mailfilter.hibox.hinet.net`
TXT	`v=spf1 include:hibox.hinet.net ~all`
SOA	`ns.hibox.hinet.net`hostmaster@hinet.net serial=1774119601

`com.tw`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.twnic.net.tw` ⭐
	NS	`anytld.apnic.net`
	NS	`b.twnic.net.tw`
	NS	`c.twnic.net.tw`
	NS	`d.twnic.net.tw`
	NS	`e.twnic.net.tw`
	NS	`f.twnic.net.tw`
	NS	`g.twnic.net.tw`
	NS	`h.dns.tw`
	NS	`h.twnic.net.tw`
	SOA	`a.twnic.net.tw`snw@twnic.net.tw serial=2006337965

WOT: SAFE (58/100)

Subdomains

mailfilter.unionflex.com.tw

mail.unionflex.com.tw

Same first word

unionflex.com.tw

DNS History

6 records (4 active, 2 former)

○NShinet-dns12015-08-25 → 2015-08-25 · 3 obs

● 2015-08-25 01:59:16
○ 2015-11-22 17:54:56
○ 2026-03-28 04:38:28

●NSns.hibox.hinet.net2015-11-22 → 2026-03-28 · 3 obs

○ 2015-08-25 01:59:16
● 2015-11-22 17:54:56
● 2026-03-28 04:38:28

○NSns.hibox.hinet.net.unionflex.com.tw2015-11-22 → 2017-08-12 · 5 obs

○ 2015-08-25 01:59:16
● 2015-11-22 17:54:56
● 2017-08-12 11:39:22
○ 2026-03-15 11:21:42
○ 2026-03-28 04:38:28

●NSns1.hibox.hinet.net2015-11-22 → 2026-03-28 · 3 obs

○ 2015-08-25 01:59:16
● 2015-11-22 17:54:56
● 2026-03-28 04:38:28

●MXmailfilter.unionflex.com.tw2015-08-25 → 2026-03-28 · 2 obs

● 2015-08-25 01:59:16
● 2026-03-28 04:38:28

●A202.39.131.1302015-08-25 → 2026-03-28 · 2 obs

● 2015-08-25 01:59:16
● 2026-03-28 04:38:28

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tw	a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw...	-
com.tw	h.twnic.net.tw, a.twnic.net.tw, g.twnic.net.tw, d.twnic.net.tw...	17 records
unionflex.com.tw	ns1.hibox.hinet.net, ns.hibox.hinet.net	-

✅ Authoritative Response

Server:203.74.116.198

NS records: ns1.hibox.hinet.net, ns.hibox.hinet.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 2280ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`202.39.131.130`
NS	2	`ns1.hibox.hinet.net, ns.hibox.hinet.net`
MX	1	`mailfilter.unionflex.com.tw (pri: 5)`
TXT	1	`v=spf1 include:hibox.hinet.net ~all`
SOA	1	`ns.hibox.hinet.net hostmaster.hinet.net`

📌 Glue Records Collected

Total: 17

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

Analysis

Hierarchy

unionflex.com.tw is a parent of mailfilter.unionflex.com.tw and mail.unionflex.com.tw.

IP Addresses

unionflex.com.tw resolves to one IP number: 202.39.131.130.

Other host names, for instance esl-taipei.com, mail.o-dot.com.tw, ame-group.com, sunlitor.com and pac.com.tw share IP numbers with unionflex.com.tw.

Name Servers

unionflex.com.tw's delegation uses two name servers: ns1.hibox.hinet.net and ns.hibox.hinet.net.

unionflex.com.tw uses the same name server setup as other domains, such as icctw.com.tw, htdi.com.tw, sunrise-golf.com.tw, fineweave.com.tw and tellyou.com.tw.

unionflex.com.tw at least partially shares name servers with other domains, including ssincorp.com, medihightec.com, navinstar.com, allpower-tech.com and amlinerefl.com.

These name servers are often used with ns1.chthibox.net and ns.chthibox.net.

Host names with two IPs:

ns1.hibox.hinet.net points to 2001:b000:180:80d:203:74:116:198 and 203.74.116.198

ns.hibox.hinet.net points to 2001:b000:168::192:38 and 168.95.192.38

Mail Servers

A single mail server handles unionflex.com.tw, mailfilter.unionflex.com.tw.

Host name mailfilter.unionflex.com.tw resolves to a single IP: 210.71.187.212.

unionflex.com.tw - robtex.com

unionflex.com.tw

com.tw