coretec.com.tw - dns.ninja

`coretec.com.tw`

DNSSEC	⚠️ Not signed
A	125.227.75.5^{🇹🇼 HiNet125.227.0.0/16 descr: (HiNet) Chunghwa Telecom Co., Ltd.}
		PTR	`isreal.tw`
		PTR	`sugoi.tw`
		PTR	`isreal.com.tw`
		PTR	`pyshop.com.tw`
		PTR	`sugoi.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	`coretec-com-tw.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc09::^{🇸🇬 Microsoft2a01:111:f000::/36}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1a::8^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-tydpr03cu00100.inbound.protection.outlook.com`
		A	2a01:111:f403:cc1f::4^{🇯🇵 Microsoft2a01:111:f000::/36}
			PTR	`mail-os8pr02cu00104.inbound.protection.outlook.com`
		A	52.101.124.117^{🇯🇵 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tydpr03cu00105.inbound.protection.outlook.com`
		A	52.101.137.0^{🇸🇬 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-sg2pr03cu00500.inbound.protection.outlook.com`
		A	52.101.157.80^{🇺🇸 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-os8pr02cu00100.inbound.protection.outlook.com`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
TXT	`MS=ms84029526`
SOA	`admns1.hinet.net`hostmaster@hinet.net serial=1785006001

`com.tw`

	DNSSEC	⚠️ Not signed
	NS	`a.twnic.net.tw` ⭐ ⚠️ Not in parent delegation
	NS	`anytld.apnic.net` ⚠️ Not in parent delegation
	NS	`b.twnic.net.tw` ⚠️ Not in parent delegation
	NS	`c.twnic.net.tw` ⚠️ Not in parent delegation
	NS	`d.twnic.net.tw` ⚠️ Not in parent delegation
	NS	`e.twnic.net.tw` ⚠️ Not in parent delegation
	NS	`f.twnic.net.tw` ⚠️ Not in parent delegation
	NS	`g.twnic.net.tw` ⚠️ Not in parent delegation
	NS	`h.dns.tw` ⚠️ Not in parent delegation
	NS	`h.twnic.net.tw` ⚠️ Not in parent delegation
	SOA	`a.twnic.net.tw`snw@twnic.net.tw serial=2006386649

WOT: SAFE (58/100)

Previously NS for

coretec.com.tw

Subdomains

mail.coretec.com.tw

Same first word

coretec.cl

coretec.se

coretec.net.au

coretec.co.kr

coretec.fr

coretec.co.uk

coretec.mx

coretec.it

coretec.com.tw

coretec.eu

coretec.com.br

coretec.co.nz

coretec.biz

coretec.co

coretec.at

coretec.co.jp

coretec.de

coretec.co.ke

coretec.net

coretec.com.mk

coretec.com

coretec.sakura.ne.jp

coretec.io

coretec.be

coretec.es

coretec.org

coretec.ch

Similar names

trececo.com

certeco.nl

ecocert.gr

ecocert.de

ecocert.net

eoccert.net

etccore.io

recotec.biz

ecocert.biz

ecocert.at

cecoret.com

ecocret.net

ecocert.fr

recotec.eu

ecocert.co.kr

ecocert.ie

cocrete.com

ecocert.cn

cerotec.net

ecotrec.com

coctree.com

certeco.de

ecocert.ru

ecocret.com.pe

ecocert.in

ercotec.de

recotec.cl

ecocert.eu

ecocert.bio

ecocert.com

rocetec.com

ecocert.com.au

recotec.cn

erectco.com.au

ecocert.nl

ecocert.com.tr

eoccert.org

ecocert.com.br

recotec.de

creotec.co.uk

ecorect.com

recotec.com.cn

ecocert.ro

ecocert.ca

ecocert.info

ecocert.co

certeco.ru

cercote.com

certeco.es

treecco.com

teccore.de

ecocert.be

ecocret.com

recotec.com

creotec.de

creotec.com

tececor.com

ecocert.es

cerotec.es

ecocert.co.uk

creotec.it

cerotec.com

DNS History

12 records (4 active, 8 former)

●NSadmns1.hinet.net2026-03-23 → 2026-07-28 · 3 obs

○ 2016-12-27 08:54:28
● 2026-03-23 19:30:22
● 2026-07-28 22:01:38

●NSadmns2.hinet.net2026-03-23 → 2026-07-28 · 3 obs

○ 2016-12-27 08:54:28
● 2026-03-23 19:30:22
● 2026-07-28 22:01:38

○NScoretec.com.tw2015-06-19 → 2016-03-24 · 4 obs

● 2015-06-19 05:40:12
● 2016-03-24 06:53:52
○ 2016-10-29 07:12:16
○ 2026-07-28 22:01:38

○NSns.coretec.com.tw2016-10-29 → 2016-12-27 · 5 obs

○ 2016-03-24 06:53:52
● 2016-10-29 07:12:16
● 2016-12-27 08:54:28
○ 2026-03-23 19:30:22
○ 2026-07-28 22:01:38

○NSns1.coretec.com.tw2016-10-29 → 2016-12-27 · 5 obs

○ 2016-03-24 06:53:52
● 2016-10-29 07:12:16
● 2016-12-27 08:54:28
○ 2026-03-23 19:30:22
○ 2026-07-28 22:01:38

○NSns1.volition.com.tw2015-06-19 → 2016-03-24 · 4 obs

● 2015-06-19 05:40:12
● 2016-03-24 06:53:52
○ 2016-10-29 07:12:16
○ 2026-07-28 22:01:38

○NSns2.coretec.com.tw2016-10-29 → 2016-12-27 · 5 obs

○ 2016-03-24 06:53:52
● 2016-10-29 07:12:16
● 2016-12-27 08:54:28
○ 2026-03-23 19:30:22
○ 2026-07-28 22:01:38

○NSns2.volition.com.tw2015-06-19 → 2016-03-24 · 4 obs

● 2015-06-19 05:40:12
● 2016-03-24 06:53:52
○ 2016-10-29 07:12:16
○ 2026-07-28 22:01:38

●MXcoretec-com-tw.mail.protection.outlook.com2026-03-23 → 2026-07-28 · 3 obs

○ 2016-12-27 08:54:28
● 2026-03-23 19:30:22
● 2026-07-28 22:01:38

○MXmail.coretec.com.tw2015-06-19 → 2016-12-27 · 4 obs

● 2015-06-19 05:40:12
● 2016-12-27 08:54:28
○ 2026-03-23 19:30:22
○ 2026-07-28 22:01:38

●A125.227.75.52026-03-23 → 2026-07-28 · 3 obs

○ 2016-10-29 07:12:16
● 2026-03-23 19:30:22
● 2026-07-28 22:01:38

○A211.72.69.1512015-06-19 → 2016-03-24 · 4 obs

● 2015-06-19 05:40:12
● 2016-03-24 06:53:52
○ 2016-10-29 07:12:16
○ 2026-07-28 22:01:38

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tw	a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw...	-
com.tw	c.twnic.net.tw, b.twnic.net.tw, e.twnic.net.tw, d.twnic.net.tw...	17 records
coretec.com.tw	admns1.hinet.net, admns2.hinet.net	-

✅ Authoritative Response

Server:168.95.192.32

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

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 2161ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`125.227.75.5`
NS	2	`admns2.hinet.net, admns1.hinet.net`
MX	1	`coretec-com-tw.mail.protection.outlook.c`
TXT	2	`MS=ms84029526, v=spf1 include:spf.protection.outlook.co`
SOA	1	`admns1.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

mail.coretec.com.tw is delegated beneath coretec.com.tw.

IP Addresses

coretec.com.tw resolves to one IP address: 125.227.75.5.

tcssioiu.org.tw, shian-yeou.com.tw, sugoi.tw and two other host names share IP numbers with coretec.com.tw.

Name Servers

Two name servers handle the delegation for coretec.com.tw: admns1.hinet.net and admns2.hinet.net.

coretec.com.tw uses the same name servers as several other domains — among them twmd.com.tw, aiai.org.tw, aider.com.tw and two more.

coretec.com.tw is at least partially co-delegated on name servers with other domains, such as maxim.com.tw.

admns1.hinet.net and admns2.hinet.net both carry two IP addresses. The A records for admns1.hinet.net are 168.95.192.32 and 2001:b000:168::192:32; the A records for admns2.hinet.net are 203.74.116.192 and 2001:b000:180:80d:203:74:116:192.

Mail Servers

Mail for coretec.com.tw is handled by a single mail server, coretec-com-tw.mail.protection.outlook.com.

coretec-com-tw.mail.protection.outlook.com resolves to 6 IP addresses — 52.101.124.117, 52.101.137.0, 52.101.157.80 and 3 others.