`amcham.com.tw`

DNSSEC	⚠️ Not signed
A	2606:4700:3032::ac43:c542^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3035::6815:31f4^{🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.49.244^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.197.66^{🇺🇸 Cloudflare172.67.192.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`bruce.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3b4d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bruce.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c14d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`bruce.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:214d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`bruce.ns.cloudflare.com`
		A	108.162.193.77^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bruce.ns.cloudflare.com`
		A	172.64.33.77^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bruce.ns.cloudflare.com`
		A	173.245.59.77^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`bruce.ns.cloudflare.com`
NS	`tessa.ns.cloudflare.com`
		A	2606:4700:50::a29f:26e5^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tessa.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2e5^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`tessa.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22e5^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`tessa.ns.cloudflare.com`
		A	108.162.194.229^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tessa.ns.cloudflare.com`
		A	162.159.38.229^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tessa.ns.cloudflare.com`
		A	172.64.34.229^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`tessa.ns.cloudflare.com`
MX	`amcham-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	`MS=ms37573424`
TXT	`google-site-verification=c9mBarZ127qcyMhWm9e2SGcRnqQmqD2O-2HZtzgi490`
TXT	`v=spf1 include:_spf.mlsend.com include:spf.protection.outlook.com include:spf...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4	104.21.49.244, 172.67.197.66
		IPv6	2606:4700:3032::ac43:c542, 2606:4700:3035::6815:31f4
SOA	`bruce.ns.cloudflare.com`dns@cloudflare.com serial=2393508894

`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=2006328935

rank #200189 globally
rank #458 in the tld
WOT: SAFE (61/100)
📈 Tranco rank: #443,607
WOT: SAFE (58/100)

Subdomains

mail.amcham.com.tw

Same first word

amcham.de

amcham.co.za

amcham.it

amcham.org.lb

amcham.mk

amcham.mn

amcham.cy

amcham.af

amcham.co

amcham.ie

amcham.net

amcham.ch

amcham.ge

amcham.co.nz

amcham.org.mx

amcham.ma

amcham.com.br

amcham.org.sg

amcham.si

amcham.nl

amcham.uz

amcham.com.my

amcham.eg

amcham.org.hk

amcham.com

amcham.us

amcham.lt

amcham.lk

amcham.rs

amcham.com.al

amcham.be

amcham.co.cr

amcham.ua

amcham.ba

amcham.com.ar

amcham.me

amcham.kg

amcham.org.eg

amcham.com.tw

amcham.am

amcham.com.mk

amcham.org

amcham.org.do

amcham.com.mx

amcham.org.pe

amcham.gy

amcham.or.id

amcham.co.ke

amcham.com.sg

amcham.com.pl

amcham.com.ua

amcham.pl

amcham.cz

amcham.ro

amcham.hu

amcham.lu

amcham.sk

amcham.at

amcham.com.au

amcham.bg

amcham.dk

amcham.azurewebsites.net

amcham.kiev.ua

amcham.eu

amcham.fi

amcham.tj

amcham.gr

amcham.md

amcham.se

amcham.cr

amcham.lv

amcham.az

amcham.com.py

amcham.kz

amcham.ru

amcham.jo

Similar names

macham.de

hammac.co.uk

chamam.com

hamcam.biz

mamhca.org

hamcam.com

mchama.com

hamcam.co.uk

mamach.jp

mamach.com

macham.com

chamma.square7.ch

mamach.nl

hamcam.us

machma.info

machma.biz

machma.de

mmacha.com

chamma.com.br

mamahc.com

machma.net

ammach.com

mahamc.com

hammac.com

mamcha.com

machma.nl

machma.eu

chamma.com

DNS History

22 records (7 active, 15 former)

●NSbruce.ns.cloudflare.com2026-02-19 → 2026-03-05 · 3 obs

○ 2020-11-24 11:37:16
● 2026-02-19 15:00:34
● 2026-03-05 17:57:06

○NSedna.ns.cloudflare.com2015-07-20 → 2018-11-13 · 4 obs

● 2015-07-20 17:55:48
● 2018-11-13 17:00:16
○ 2020-01-28 10:24:16
○ 2026-03-05 17:57:06

○NSeric.ns.cloudflare.com2015-07-20 → 2018-11-13 · 4 obs

● 2015-07-20 17:55:48
● 2018-11-13 17:00:16
○ 2020-01-28 10:24:16
○ 2026-03-05 17:57:06

○NSrita.ns.cloudflare.com2020-01-28 → 2020-11-24 · 5 obs

○ 2018-11-13 17:00:16
● 2020-01-28 10:24:16
● 2020-11-24 11:37:16
○ 2026-02-19 15:00:34
○ 2026-03-05 17:57:06

○NSskip.ns.cloudflare.com2020-01-28 → 2020-11-24 · 5 obs

○ 2018-11-13 17:00:16
● 2020-01-28 10:24:16
● 2020-11-24 11:37:16
○ 2026-02-19 15:00:34
○ 2026-03-05 17:57:06

●NStessa.ns.cloudflare.com2026-02-19 → 2026-03-05 · 3 obs

○ 2020-11-24 11:37:16
● 2026-02-19 15:00:34
● 2026-03-05 17:57:06

●MXamcham-com-tw.mail.protection.outlook.com2015-07-20 → 2026-03-05 · 2 obs

● 2015-07-20 17:55:48
● 2026-03-05 17:57:06

●A104.21.49.2442026-02-19 → 2026-03-05 · 3 obs

○ 2020-11-24 11:37:16
● 2026-02-19 15:00:34
● 2026-03-05 17:57:06

○A104.27.144.2522020-01-28 → 2020-11-24 · 5 obs

○ 2018-11-13 17:00:16
● 2020-01-28 10:24:16
● 2020-11-24 11:37:16
○ 2026-02-19 15:00:34
○ 2026-03-05 17:57:06

○A104.27.145.2522020-01-28 → 2020-11-24 · 5 obs

○ 2018-11-13 17:00:16
● 2020-01-28 10:24:16
● 2020-11-24 11:37:16
○ 2026-02-19 15:00:34
○ 2026-03-05 17:57:06

○A104.27.156.2092015-07-20 → 2018-11-13 · 8 obs

● 2015-07-20 17:55:48
● 2015-10-03 07:58:28
○ 2015-11-29 19:01:30
○ 2017-08-17 14:53:32
● 2018-03-07 03:40:46
● 2018-11-13 17:00:16
○ 2020-01-28 10:24:16
○ 2026-03-05 17:57:06

○A104.27.157.2092015-07-20 → 2018-11-13 · 8 obs

● 2015-07-20 17:55:48
● 2015-10-03 07:58:28
○ 2015-11-29 19:01:30
○ 2017-08-17 14:53:32
● 2018-03-07 03:40:46
● 2018-11-13 17:00:16
○ 2020-01-28 10:24:16
○ 2026-03-05 17:57:06

○A118.163.2.1512016-03-10 → 2017-08-17 · 5 obs

○ 2015-11-29 19:01:30
● 2016-03-10 08:13:12
● 2017-08-17 14:53:32
○ 2018-03-07 03:40:46
○ 2026-03-05 17:57:06

○A118.163.2.1562015-11-29 → 2015-11-29 · 4 obs

○ 2015-10-03 07:58:28
● 2015-11-29 19:01:30
○ 2016-03-10 08:13:12
○ 2026-03-05 17:57:06

○A172.67.157.2442020-11-24 → 2020-11-24 · 4 obs

○ 2020-01-28 10:24:16
● 2020-11-24 11:37:16
○ 2026-02-19 15:00:34
○ 2026-03-05 17:57:06

●A172.67.197.662026-02-19 → 2026-03-05 · 3 obs

○ 2020-11-24 11:37:16
● 2026-02-19 15:00:34
● 2026-03-05 17:57:06

○A2400:cb00:2048:1::681b:9cd12015-07-20 → 2018-04-20 · 8 obs

● 2015-07-20 17:55:48
● 2015-10-03 07:58:28
○ 2015-11-29 19:01:30
○ 2017-08-17 14:53:32
● 2018-03-07 03:40:46
● 2018-04-20 01:41:06
○ 2018-11-13 17:00:16
○ 2026-03-05 17:57:06

○A2400:cb00:2048:1::681b:9dd12015-07-20 → 2018-04-20 · 8 obs

● 2015-07-20 17:55:48
● 2015-10-03 07:58:28
○ 2015-11-29 19:01:30
○ 2017-08-17 14:53:32
● 2018-03-07 03:40:46
● 2018-04-20 01:41:06
○ 2018-11-13 17:00:16
○ 2026-03-05 17:57:06

○A2606:4700:30::681b:9cd12018-11-13 → 2018-11-13 · 4 obs

○ 2018-04-20 01:41:06
● 2018-11-13 17:00:16
○ 2020-01-28 10:24:16
○ 2026-03-05 17:57:06

○A2606:4700:30::681b:9dd12018-11-13 → 2018-11-13 · 4 obs

○ 2018-04-20 01:41:06
● 2018-11-13 17:00:16
○ 2020-01-28 10:24:16
○ 2026-03-05 17:57:06

●A2606:4700:3032::ac43:c5422026-02-19 → 2026-03-05 · 3 obs

○ 2020-11-24 11:37:16
● 2026-02-19 15:00:34
● 2026-03-05 17:57:06

●A2606:4700:3035::6815:31f42026-02-19 → 2026-03-05 · 3 obs

○ 2020-11-24 11:37:16
● 2026-02-19 15:00:34
● 2026-03-05 17:57:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com.tw	e.twnic.net.tw, h.twnic.net.tw, b.twnic.net.tw, f.twnic.net.tw...	-
amcham.com.tw	tessa.ns.cloudflare.com, bruce.ns.cloudflare.com	-

✅ Authoritative Response

Server: 172.64.33.77

NS records: tessa.ns.cloudflare.com, bruce.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for com.tw (unsigned zone)

⏱️ Timing

Total: 591ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.49.244, 172.67.197.66`
AAAA	2	`2606:4700:3035::6815:31f4, 2606:4700:3032::ac43:c542`
NS	2	`bruce.ns.cloudflare.com, tessa.ns.cloudflare.com`
MX	1	`amcham-com-tw.mail.protection.outlook.co`
TXT	3	`MS=ms37573424, google-site-verification=c9mBarZ127qcyMh...`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`bruce.ns.cloudflare.com dns.cloudflare.c`

Analysis

Hierarchy

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

IP Addresses

amcham.com.tw points to four IP numbers: 2606:4700:3032::ac43:c542, 2606:4700:3035::6815:31f4, 104.21.49.244 and 172.67.197.66.

Other host names including pizzamarinosonline.com, flaminyo.com, camaz.com, 1nastroika-yandex-direct.ru and allbeautifulmommies.com share IP numbers with amcham.com.tw.

Name Servers

amcham.com.tw's delegation uses two name servers, bruce.ns.cloudflare.com and tessa.ns.cloudflare.com.

amcham.com.tw shares the same name server setup as other domains, for example s-sz.com, ts-qs.com, 021yunhan.com, 11jby.com and ntsqjs.com.

amcham.com.tw at least partially shares name servers with other domains, including digitoo.cz, dotnetguru.org, erieindustrialproducts.com, adkdd.com and abiari.com.

these name servers are commonly used together with miguel.ns.cloudflare.com, elmo.ns.cloudflare.com and damon.ns.cloudflare.com.

Host names with six IP numbers:

bruce.ns.cloudflare.com points to: 2606:4700:58::adf5:3b4d, 2803:f800:50::6ca2:c14d, 2a06:98c1:50::ac40:214d, 108.162.193.77, 172.64.33.77 and 173.245.59.77.

tessa.ns.cloudflare.com points to: 2606:4700:50::a29f:26e5, 2803:f800:50::6ca2:c2e5, 2a06:98c1:50::ac40:22e5, 108.162.194.229, 162.159.38.229 and 172.64.34.229.

Mail Servers

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

amcham-com-tw.mail.protection.outlook.com resolves to six IPs: 2a01:111:f403:cc09::, 2a01:111:f403:cc1a::8, 2a01:111:f403:cc1f::4, 52.101.124.117, 52.101.137.0 and 52.101.157.80.

amcham.com.tw - robtex.com

amcham.com.tw

com.tw

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

Hierarchy

IP Addresses

Name Servers

Mail Servers

`amcham.com.tw`

`com.tw`