`cotec.com.tw`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::ac43:97a1^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::6815:c2b^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.12.43^{Cloudflare104.21.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.151.161^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`christian.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2cf7^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christian.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c3f7^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`christian.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:23f7^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`christian.ns.cloudflare.com`
		A	108.162.195.247^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christian.ns.cloudflare.com`
		A	162.159.44.247^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christian.ns.cloudflare.com`
		A	172.64.35.247^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`christian.ns.cloudflare.com`
NS	`elinore.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a99^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elinore.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c099^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`elinore.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2099^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`elinore.ns.cloudflare.com`
		A	108.162.192.153^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elinore.ns.cloudflare.com`
		A	172.64.32.153^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
		A	173.245.58.153^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`elinore.ns.cloudflare.com`
MX	`cotec-com-tw.mail.protection.outlook.com` ⭐
		A	2a01:111:f403:cc0b::^{🇹🇼 Microsoft2a01:111:f000::/36}
			PTR	`mail-tp0p295cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:cc0b::1^{🇹🇼 Microsoft2a01:111:f000::/36}
			PTR	`mail-tpzp295cu00101.inbound.protection.outlook.com`
		A	2a01:111:f403:cc15::^{🇹🇼 Microsoft2a01:111:f000::/36}
			PTR	`mail-tpyp295cu00500.inbound.protection.outlook.com`
		A	2a01:111:f403:cc15::1^{🇹🇼 Microsoft2a01:111:f000::/36}
			PTR	`mail-tp3p295cu00101.inbound.protection.outlook.com`
		A	52.101.109.0^{🇹🇼 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tp0p295cu00500.inbound.protection.outlook.com`
		A	52.101.109.1^{🇹🇼 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tpzp295cu00101.inbound.protection.outlook.com`
		A	52.101.119.0^{🇹🇼 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tpyp295cu00500.inbound.protection.outlook.com`
		A	52.101.119.1^{🇹🇼 Microsoft52.96.0.0/12 MICROSOFT}
			PTR	`mail-tp3p295cu00101.inbound.protection.outlook.com`
TXT	`google-site-verification=2fHk8y-whKV9yzvGmN6PQowfr5I9SQekmbcbyeDrVyI`
TXT	`v=spf1 include:spf.protection.outlook.com -all`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.12.43, 172.67.151.161
		IPv6	2606:4700:3030::ac43:97a1, 2606:4700:3032::6815:c2b
SOA	`christian.ns.cloudflare.com`dns@cloudflare.com serial=2399429520

`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=2006337563

WOT: SAFE (58/100)

Same first word

cotec.at

cotec.com.uy

cotec.it

cotec.com.tw

cotec.ind.br

cotec.com.vn

cotec.no

cotec.net

cotec.com.pk

cotec.co

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cotec.com

cotec.gmbh

Similar names

cetco.eu

cecot.org

cetco.co.uk

otcec.com

cetoc.com

octec.com.tw

cetco.cn

otcce.com

tceco.com.vn

eoctc.com

ecoct.com

cocet.eu

cocte.com

cetco.pl

tecco.co

cocet.org

cetco.se

cetco.de

octec.org.au

tecoc.com

cetoc.ca

etcco.net

cecot.net

ctceo.cn

tecco.at

coetc.org

ctoec.org

cetoc.eu

tecco.cz

cetco.ru

cocet.com

tecco.net

cetoc.it

tecco.com

tccoe.de

tecco.com.vn

ctceo.com

oetcc.net

cetco.in

tecco.kr

cetoc.net

tecco.com.au

ectco.com.hk

tecco.de

tecco.lv

ccoet.org

coetc.es

etcco.kr

tecco.cn

cocet.net

coetc.com

cecot.cat

ectoc.com

ceoct.com

tocce.com

cecot.eu

coetc.net

ccoet.com

oetcc.com

tecco.pl

cetco.com

cotce.com

tcoce.com

cetco.dk

tecco.co.jp

coetc.cat

oetcc.ca

tecco.eu

tecco.es

octec.cn

cetco.com.tr

cetco.net

cetco.ca

ecotc.com

cetco.es

tocec.com

tecco.fr

tecoc.edu.co

cecot.es

eoctc.org.tw

octec.com.br

cecot.de

cetoc.org

cetco.cl

tecco.ru

teocc.com

tecco.com.cn

tecco.dk

octec.sakura.ne.jp

cocet.cn

otecc.com

oectc.at

oectc.com

DNS History

22 records (7 active, 15 former)

●NSchristian.ns.cloudflare.com2026-03-26 → 2026-03-26 · 3 obs

○ 2020-03-09 20:08:52
● 2026-03-26 02:30:08
● 2026-03-26 12:21:42

●NSelinore.ns.cloudflare.com2026-03-26 → 2026-03-26 · 3 obs

○ 2020-03-09 20:08:52
● 2026-03-26 02:30:08
● 2026-03-26 12:21:42

○NSns-cloud-b1.googledomains.com2020-03-09 → 2020-03-09 · 4 obs

○ 2017-03-15 16:46:36
● 2020-03-09 20:08:52
○ 2026-03-26 02:30:08
○ 2026-03-26 12:21:42

○NSns-cloud-b2.googledomains.com2020-03-09 → 2020-03-09 · 4 obs

○ 2017-03-15 16:46:36
● 2020-03-09 20:08:52
○ 2026-03-26 02:30:08
○ 2026-03-26 12:21:42

○NSns-cloud-b3.googledomains.com2020-03-09 → 2020-03-09 · 4 obs

○ 2017-03-15 16:46:36
● 2020-03-09 20:08:52
○ 2026-03-26 02:30:08
○ 2026-03-26 12:21:42

○NSns-cloud-b4.googledomains.com2020-03-09 → 2020-03-09 · 4 obs

○ 2017-03-15 16:46:36
● 2020-03-09 20:08:52
○ 2026-03-26 02:30:08
○ 2026-03-26 12:21:42

○NSns.3hands.co.jp2015-07-16 → 2017-03-15 · 4 obs

● 2015-07-16 06:58:08
● 2017-03-15 16:46:36
○ 2020-03-09 20:08:52
○ 2026-03-26 12:21:42

○NSns.ts-consultancy.com.tw2015-07-16 → 2017-03-15 · 4 obs

● 2015-07-16 06:58:08
● 2017-03-15 16:46:36
○ 2020-03-09 20:08:52
○ 2026-03-26 12:21:42

○MXalt1.aspmx.l.google.com2015-07-16 → 2020-03-09 · 4 obs

● 2015-07-16 06:58:08
● 2020-03-09 20:08:52
○ 2026-03-26 02:30:08
○ 2026-03-26 12:21:42

○MXalt2.aspmx.l.google.com2015-07-16 → 2020-03-09 · 4 obs

● 2015-07-16 06:58:08
● 2020-03-09 20:08:52
○ 2026-03-26 02:30:08
○ 2026-03-26 12:21:42

○MXaspmx.l.google.com2015-07-16 → 2020-03-09 · 4 obs

● 2015-07-16 06:58:08
● 2020-03-09 20:08:52
○ 2026-03-26 02:30:08
○ 2026-03-26 12:21:42

○MXaspmx2.googlemail.com2015-07-16 → 2020-03-09 · 4 obs

● 2015-07-16 06:58:08
● 2020-03-09 20:08:52
○ 2026-03-26 02:30:08
○ 2026-03-26 12:21:42

○MXaspmx3.googlemail.com2015-07-16 → 2020-03-09 · 4 obs

● 2015-07-16 06:58:08
● 2020-03-09 20:08:52
○ 2026-03-26 02:30:08
○ 2026-03-26 12:21:42

○MXaspmx4.googlemail.com2015-07-16 → 2020-03-09 · 4 obs

● 2015-07-16 06:58:08
● 2020-03-09 20:08:52
○ 2026-03-26 02:30:08
○ 2026-03-26 12:21:42

○MXaspmx5.googlemail.com2015-07-16 → 2020-03-09 · 4 obs

● 2015-07-16 06:58:08
● 2020-03-09 20:08:52
○ 2026-03-26 02:30:08
○ 2026-03-26 12:21:42

●MXcotec-com-tw.mail.protection.outlook.com2026-03-26 → 2026-03-26 · 3 obs

○ 2020-03-09 20:08:52
● 2026-03-26 02:30:08
● 2026-03-26 12:21:42

●A104.21.12.432026-03-26 → 2026-03-26 · 3 obs

○ 2020-03-09 20:08:52
● 2026-03-26 02:30:08
● 2026-03-26 12:21:42

●A172.67.151.1612026-03-26 → 2026-03-26 · 3 obs

○ 2020-03-09 20:08:52
● 2026-03-26 02:30:08
● 2026-03-26 12:21:42

○A203.216.217.952015-07-16 → 2017-03-15 · 4 obs

● 2015-07-16 06:58:08
● 2017-03-15 16:46:36
○ 2020-03-09 20:08:52
○ 2026-03-26 12:21:42

●A2606:4700:3030::ac43:97a12026-03-26 → 2026-03-26 · 3 obs

○ 2020-03-09 20:08:52
● 2026-03-26 02:30:08
● 2026-03-26 12:21:42

●A2606:4700:3032::6815:c2b2026-03-26 → 2026-03-26 · 3 obs

○ 2020-03-09 20:08:52
● 2026-03-26 02:30:08
● 2026-03-26 12:21:42

○A35.185.129.2492020-03-09 → 2020-03-09 · 4 obs

○ 2017-03-15 16:46:36
● 2020-03-09 20:08:52
○ 2026-03-26 02:30:08
○ 2026-03-26 12:21:42

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tw	a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw...	16 records
cotec.com.tw	elinore.ns.cloudflare.com, christian.ns.cloudflare.com	-

✅ Authoritative Response

Server:172.64.35.247

NS records: elinore.ns.cloudflare.com, christian.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 1005ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.12.43, 172.67.151.161`
AAAA	2	`2606:4700:3030::ac43:97a1, 2606:4700:3032::6815:c2b`
NS	2	`christian.ns.cloudflare.com, elinore.ns.cloudflare.com`
MX	1	`cotec-com-tw.mail.protection.outlook.com`
TXT	2	`google-site-verification=2fHk8y-whKV9yzv, v=spf1 include:spf.protection.outlook.co`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`christian.ns.cloudflare.com dns.cloudfla`

📌 Glue Records Collected

Total: 16

In-bailiwick: 14 (a.dns.tw, a.dns.tw, b.dns.tw...)

Out-of-bailiwick: 2 (anytld.apnic.net, anytld.apnic.net)

Analysis

IP Addresses

cotec.com.tw resolves to four IPs: 2606:4700:3030::ac43:97a1, 2606:4700:3032::6815:c2b, 104.21.12.43 and 172.67.151.161.

Other host names, for instance todayscreativeliving.com, vizpaw.com, www.capelliboots.com.br, megafonmoscow.ru and worksanddays.net share IP numbers with cotec.com.tw.

Name Servers

cotec.com.tw has two name servers: christian.ns.cloudflare.com and elinore.ns.cloudflare.com.

cotec.com.tw shares the same name server setup as other domains, for example fb88by.com, claims-somnianetwork.xyz, acggw.one, acggw.com and claimcollectibles.com.

cotec.com.tw shares some name servers with other domains, for example joystickzone.us, haverhillcorner-nh.gov, zonesnack.com, longkft.hu and netdumasoftware.com.

These name servers are commonly used together with mallory.ns.cloudflare.com and katelyn.ns.cloudflare.com.

Host names with six IP numbers: christian.ns.cloudflare.com points to: 2606:4700:58::a29f:2cf7, 2803:f800:50::6ca2:c3f7, 2a06:98c1:50::ac40:23f7, 108.162.195.247, 162.159.44.247 and 172.64.35.247; elinore.ns.cloudflare.com points to: 2606:4700:50::adf5:3a99, 2803:f800:50::6ca2:c099, 2a06:98c1:50::ac40:2099, 108.162.192.153, 172.64.32.153 and 173.245.58.153.

Mail Servers

cotec.com.tw is handled by a single mail server, cotec-com-tw.mail.protection.outlook.com.

Host cotec-com-tw.mail.protection.outlook.com points to eight IP numbers: 2a01:111:f403:cc0b::, 2a01:111:f403:cc0b::1, 2a01:111:f403:cc15::, 2a01:111:f403:cc15::1, 52.101.109.0, 52.101.109.1, 52.101.119.0 and 52.101.119.1.

cotec.com.tw - robtex.com

cotec.com.tw

com.tw

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`cotec.com.tw`

`com.tw`