`kcltw.com.tw`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::ac43:ab94^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::6815:3fb0^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.63.176^{Cloudflare104.21.48.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.171.148^{🇺🇸 Cloudflare172.67.160.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`neil.ns.cloudflare.com` ⭐
		A	2606:4700:58::adf5:3bd3^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`neil.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1d3^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`neil.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21d3^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`neil.ns.cloudflare.com`
		A	108.162.193.211^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`neil.ns.cloudflare.com`
		A	172.64.33.211^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`neil.ns.cloudflare.com`
		A	173.245.59.211^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`neil.ns.cloudflare.com`
NS	`novalee.ns.cloudflare.com`
		A	2606:4700:50::a29f:26b6^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`novalee.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c2b6^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`novalee.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:22b6^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`novalee.ns.cloudflare.com`
		A	108.162.194.182^{🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`novalee.ns.cloudflare.com`
		A	162.159.38.182^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`novalee.ns.cloudflare.com`
		A	172.64.34.182^{🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`novalee.ns.cloudflare.com`
MX	`mail.kcltw.com.tw` ⭐
		A	103.144.32.83^{🇹🇼 NSS-GROUP-AS-TW103.144.32.0/24 NSS INT'L CO., LTD.}
			PTR	`wpc4.coowo.com`
TXT	`v=spf1 a mx ip4:103.118.24.0/24 ip4:103.118.25.0/24 include:_spf.google.com i...`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.63.176, 172.67.171.148
		IPv6 hints	2606:4700:3034::ac43:ab94, 2606:4700:3037::6815:3fb0
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=202, name=cloudflare-ech.com
SOA	`neil.ns.cloudflare.com`dns@cloudflare.com serial=2409770137

`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=2006383185

rank #548431 globally
rank #1393 in the tld
WOT: SAFE (58/100)

Subdomains

mail.kcltw.com.tw

Same first word

kcltw.com.tw

Similar names

lkctw.com

cktwl.cn

tlwkc.com

clwtk.com

tcwlk.com

wlckt.cn

twkcl.life

DNS History

11 records (7 active, 4 former)

○NSm.coowo.com2015-05-14 → 2016-04-05 · 3 obs

● 2015-05-14 20:00:28
● 2016-04-05 08:25:22
○ 2026-07-19 09:16:04

○NSn.coowo.com2015-05-14 → 2016-04-05 · 3 obs

● 2015-05-14 20:00:28
● 2016-04-05 08:25:22
○ 2026-07-19 09:16:04

●NSneil.ns.cloudflare.com2026-07-19 → 2026-07-19 · 2 obs

○ 2016-04-05 08:25:22
● 2026-07-19 09:16:04

●NSnovalee.ns.cloudflare.com2026-07-19 → 2026-07-19 · 2 obs

○ 2016-04-05 08:25:22
● 2026-07-19 09:16:04

●MXmail.kcltw.com.tw2015-05-14 → 2026-07-19 · 2 obs

● 2015-05-14 20:00:28
● 2026-07-19 09:16:04

○A103.144.32.832026-06-26 → 2026-06-26 · 3 obs

○ 2016-04-05 08:25:22
● 2026-06-26 22:16:44
○ 2026-07-19 09:16:04

●A104.21.63.1762026-07-19 → 2026-07-19 · 2 obs

○ 2026-06-26 22:16:44
● 2026-07-19 09:16:04

●A172.67.171.1482026-07-19 → 2026-07-19 · 2 obs

○ 2026-06-26 22:16:44
● 2026-07-19 09:16:04

●A2606:4700:3034::ac43:ab942026-07-19 → 2026-07-19 · 2 obs

○ 2026-06-26 22:16:44
● 2026-07-19 09:16:04

●A2606:4700:3037::6815:3fb02026-07-19 → 2026-07-19 · 2 obs

○ 2026-06-26 22:16:44
● 2026-07-19 09:16:04

○A60.199.166.682015-05-14 → 2016-04-05 · 4 obs

● 2015-05-14 20:00:28
● 2016-04-05 08:25:22
○ 2026-06-26 22:16:44
○ 2026-07-19 09:16:04

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tw	a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw...	-
kcltw.com.tw	neil.ns.cloudflare.com, novalee.ns.cloudflare.com	-

✅ Authoritative Response

Server:173.245.59.211

NS records: neil.ns.cloudflare.com, novalee.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 723ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.171.148, 104.21.63.176`
AAAA	2	`2606:4700:3037::6815:3fb0, 2606:4700:3034::ac43:ab94`
NS	2	`neil.ns.cloudflare.com, novalee.ns.cloudflare.com`
MX	1	`mail.kcltw.com.tw (pri: 10)`
TXT	1	`v=spf1 a mx ip4:103.118.24.0/24 ip4:103.`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`neil.ns.cloudflare.com dns.cloudflare.co`

Analysis

Hierarchy

The domain mail.kcltw.com.tw falls under the parent kcltw.com.tw.

IP Addresses

kcltw.com.tw points to the four IP addresses 104.21.63.176, 172.67.171.148, 2606:4700:3034::ac43:ab94 and 2606:4700:3037::6815:3fb0.

Additional host names — marketingpro.hu, straks.io, copyswede.se and two others — share IP numbers with kcltw.com.tw.

Name Servers

DNS delegation for kcltw.com.tw points to two name servers: neil.ns.cloudflare.com and novalee.ns.cloudflare.com.

kcltw.com.tw shares its name server setup with other domains, including 247techtech.com, tokireal.com, seniocard.com and two others.

At least some of kcltw.com.tw's name servers are shared with other domains, for example 55hhzz.com, a1cashcasinos.com, techtrends.africa and two more.

These name servers are often deployed together with the name servers amber.ns.cloudflare.com, jose.ns.cloudflare.com, christian.ns.cloudflare.com and fay.ns.cloudflare.com.

Host names with 6 IP numbers:

neil.ns.cloudflare.com has IP addresses 108.162.193.211, 172.64.33.211 and 173.245.59.211, plus 3 other.

novalee.ns.cloudflare.com has IP addresses 108.162.194.182, 162.159.38.182 and 172.64.34.182, plus 3 other.

Mail Servers

kcltw.com.tw has one mail server: mail.kcltw.com.tw.

mail.kcltw.com.tw has exactly one IP number: 103.144.32.83.

kcltw.com.tw - robtex.com

kcltw.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

`kcltw.com.tw`

`com.tw`