`singcheng.com.tw`

DNSSEC	⚠️ Not signed
A	211.21.111.68^{🇹🇼 HiNet211.21.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
		PTR	`green-flor.com`
		PTR	`fuming.com.tw`
		PTR	`singcheng.com.tw`
NS	`admns1.hinet.net` ⭐
		A	2001:b000:168::192:32^{🇹🇼 HiNet2001:b000:100::/40}
			PTR	`admns1.hinet.net`
		A	168.95.192.32^{🇹🇼 HiNet168.95.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`admns1.hinet.net`
NS	`admns2.hinet.net`
		A	2001:b000:180:80d:203:74:116:192^{🇹🇼 HiNet2001:b000:100::/40}
			PTR	`admns2.hinet.net`
		A	203.74.116.192^{🇹🇼 HiNet203.74.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`admns2.hinet.net`
MX	`mail.singcheng.com.tw` ⭐
		A	211.21.111.68^{🇹🇼 HiNet211.21.0.0/16 (HiNet) Chunghwa Telecom Co., Ltd.}
			PTR	`green-flor.com`
			PTR	`fuming.com.tw`
			PTR	`singcheng.com.tw`
TXT	`v=spf1 ip4:211.21.111.68/24 ip4:211.23.2.218/24 mx:singcheng.com.tw mx:mail....`
TXT	`google-site-verification=-QW1rGb_dcSLC_-i78qqNp7gkT9UmOZKVR-BWEjH-N4`
SOA	`admns1.hinet.net`hostmaster@hinet.net serial=1775934001

`com.tw`

	DNSSEC	⚠️ Not signed
	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=2006341504

WOT: SAFE (58/100)

PTR for

68.111.21.211.in-addr.arpa

Subdomains

mail.singcheng.com.tw

Same first word

singcheng.com.tw

DNS History

7 records (4 active, 3 former)

●NSadmns1.hinet.net2015-11-15 → 2026-04-12 · 3 obs

○ 2015-07-07 15:53:40
● 2015-11-15 02:02:28
● 2026-04-12 19:04:08

●NSadmns2.hinet.net2015-11-15 → 2026-04-12 · 3 obs

○ 2015-07-07 15:53:40
● 2015-11-15 02:02:28
● 2026-04-12 19:04:08

○NSbv7369152100012015-07-07 → 2015-07-07 · 3 obs

● 2015-07-07 15:53:40
○ 2015-11-15 02:02:28
○ 2026-04-12 19:04:08

○NSh013409688653562015-07-07 → 2015-07-07 · 3 obs

● 2015-07-07 15:53:40
○ 2015-11-15 02:02:28
○ 2026-04-12 19:04:08

●MXmail.singcheng.com.tw2015-07-07 → 2026-04-12 · 2 obs

● 2015-07-07 15:53:40
● 2026-04-12 19:04:08

●A211.21.111.682026-03-18 → 2026-04-12 · 3 obs

○ 2018-08-02 17:09:56
● 2026-03-18 09:37:40
● 2026-04-12 19:04:08

○A59.124.104.102015-07-07 → 2018-08-02 · 4 obs

● 2015-07-07 15:53:40
● 2018-08-02 17:09:56
○ 2026-03-18 09:37:40
○ 2026-04-12 19:04:08

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com.tw	h.twnic.net.tw, b.twnic.net.tw, a.twnic.net.tw, g.twnic.net.tw...	-
singcheng.com.tw	admns2.hinet.net, admns1.hinet.net	-

✅ Authoritative Response

Server:203.74.116.192

NS records: admns2.hinet.net, admns1.hinet.net

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for com.tw (unsigned zone)

⏱️ Timing

Total: 1038ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`211.21.111.68`
NS	2	`admns2.hinet.net, admns1.hinet.net`
MX	1	`mail.singcheng.com.tw (pri: 10)`
TXT	2	`google-site-verification=-QW1rGb_dcSLC_-, v=spf1 ip4:211.21.111.68/24 ip4:211.23.2`
SOA	1	`admns1.hinet.net hostmaster.hinet.net`

Analysis

Hierarchy

singcheng.com.tw is the parent of mail.singcheng.com.tw.

IP Addresses

singcheng.com.tw resolves to one IP number: 211.21.111.68.

other host names including mail.singcheng.com.tw, fuming.com.tw, dns.green-flor.com, mail.green-flor.com and green-flor.com share IP numbers with singcheng.com.tw.

Name Servers

singcheng.com.tw is delegated to two name servers admns1.hinet.net and admns2.hinet.net.

singcheng.com.tw shares the same name server setup as other domains, for instance fullkind-hotel.com.tw, 123piano.tw, uniplast.com.tw, frameartstore.com and visitguam.org.tw.

singcheng.com.tw at least partially shares name servers with other domains, for instance 17linego.com.

Host names with two IP numbers:

The host name admns1.hinet.net points to 2001:b000:168::192:32 and 168.95.192.32; the host name admns2.hinet.net points to 2001:b000:180:80d:203:74:116:192 and 203.74.116.192.

Mail Servers

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

mail.singcheng.com.tw resolves to IP 211.21.111.68.

singcheng.com.tw - robtex.com

singcheng.com.tw

com.tw