`5440.com.tw`

DNSSEC	⚠️ Not signed
A	2606:4700:3030::6815:5c05^{🇺🇸 Cloudflare2606:4700:3030::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3032::ac43:b7f7^{🇺🇸 Cloudflare2606:4700:3032::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.92.5^{Cloudflare104.21.80.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.183.247^{🇺🇸 Cloudflare172.67.176.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`ace.ns.cloudflare.com` ⭐
		A	2606:4700:58::a29f:2c41^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ace.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c341^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`ace.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2341^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`ace.ns.cloudflare.com`
		A	108.162.195.65^{🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ace.ns.cloudflare.com`
		A	162.159.44.65^{Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ace.ns.cloudflare.com`
		A	172.64.35.65^{🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`ace.ns.cloudflare.com`
NS	`betty.ns.cloudflare.com`
		A	2606:4700:50::adf5:3a4b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c04b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`betty.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:204b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`betty.ns.cloudflare.com`
		A	108.162.192.75^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	172.64.32.75^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
		A	173.245.58.75^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`betty.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.92.5, 172.67.183.247
		IPv6 hints	2606:4700:3030::6815:5c05, 2606:4700:3032::ac43:b7f7
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=92, name=cloudflare-ech.com
SOA	`ace.ns.cloudflare.com`dns@cloudflare.com serial=2409060301

`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=2006382979

WOT: SAFE (58/100)

Same first word

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DNS History

14 records (6 active, 8 former)

●NSace.ns.cloudflare.com2026-06-21 → 2026-07-17 · 3 obs

○ 2017-05-27 05:41:26
● 2026-06-21 19:42:58
● 2026-07-17 23:44:44

○NSadmns1.hinet.net2016-09-26 → 2017-05-27 · 5 obs

○ 2016-04-10 00:27:40
● 2016-09-26 00:50:26
● 2017-05-27 05:41:26
○ 2026-06-21 19:42:58
○ 2026-07-17 23:44:44

○NSadmns2.hinet.net2016-09-26 → 2017-05-27 · 5 obs

○ 2016-04-10 00:27:40
● 2016-09-26 00:50:26
● 2017-05-27 05:41:26
○ 2026-06-21 19:42:58
○ 2026-07-17 23:44:44

●NSbetty.ns.cloudflare.com2026-06-21 → 2026-07-17 · 3 obs

○ 2017-05-27 05:41:26
● 2026-06-21 19:42:58
● 2026-07-17 23:44:44

○NSns.5440.com.tw2015-06-15 → 2016-01-10 · 4 obs

● 2015-06-15 14:58:36
● 2016-01-10 22:36:22
○ 2016-04-10 00:27:40
○ 2026-07-17 23:44:44

○MXmx.5440.com.tw2015-06-15 → 2016-01-10 · 4 obs

● 2015-06-15 14:58:36
● 2016-01-10 22:36:22
○ 2016-04-10 00:27:40
○ 2026-07-17 23:44:44

●A104.21.92.52026-06-21 → 2026-07-17 · 3 obs

○ 2017-05-27 05:41:26
● 2026-06-21 19:42:58
● 2026-07-17 23:44:44

○A124.150.132.262015-06-15 → 2016-01-10 · 4 obs

● 2015-06-15 14:58:36
● 2016-01-10 22:36:22
○ 2016-04-10 00:27:40
○ 2026-07-17 23:44:44

●A172.67.183.2472026-06-21 → 2026-07-17 · 3 obs

○ 2017-05-27 05:41:26
● 2026-06-21 19:42:58
● 2026-07-17 23:44:44

○A220.228.140.1252016-09-26 → 2017-05-27 · 5 obs

○ 2016-04-10 00:27:40
● 2016-09-26 00:50:26
● 2017-05-27 05:41:26
○ 2026-06-21 19:42:58
○ 2026-07-17 23:44:44

●A2606:4700:3030::6815:5c052026-07-01 → 2026-07-17 · 3 obs

○ 2026-06-21 19:42:58
● 2026-07-01 19:31:42
● 2026-07-17 23:44:44

○A2606:4700:3032::6815:5c052026-06-21 → 2026-06-21 · 4 obs

○ 2017-05-27 05:41:26
● 2026-06-21 19:42:58
○ 2026-07-01 19:31:42
○ 2026-07-17 23:44:44

●A2606:4700:3032::ac43:b7f72026-07-01 → 2026-07-17 · 3 obs

○ 2026-06-21 19:42:58
● 2026-07-01 19:31:42
● 2026-07-17 23:44:44

○A2606:4700:3035::ac43:b7f72026-06-21 → 2026-06-21 · 4 obs

○ 2017-05-27 05:41:26
● 2026-06-21 19:42:58
○ 2026-07-01 19:31:42
○ 2026-07-17 23:44:44

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
tw	a.dns.tw, b.dns.tw, c.dns.tw, d.dns.tw...	-
5440.com.tw	betty.ns.cloudflare.com, ace.ns.cloudflare.com	-

✅ Authoritative Response

Server:108.162.192.75

NS records: betty.ns.cloudflare.com, ace.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for 5440.com.tw (unsigned zone)

⏱️ Timing

Total: 924ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`104.21.92.5, 172.67.183.247`
AAAA	2	`2606:4700:3032::ac43:b7f7, 2606:4700:3030::6815:5c05`
NS	2	`ace.ns.cloudflare.com, betty.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`ace.ns.cloudflare.com dns.cloudflare.com`

Analysis

IP Addresses

5440.com.tw resolves to four IP addresses: 104.21.92.5, 172.67.183.247, 2606:4700:3030::6815:5c05 and 2606:4700:3032::ac43:b7f7.

grandmaxs.co, resqchain.org, fushu9.cc and two other host names share IP numbers with 5440.com.tw.

Name Servers

5440.com.tw is served by two delegated name servers, ace.ns.cloudflare.com and betty.ns.cloudflare.com.

5440.com.tw uses the same name servers as several other domains — among them socvip.tech, jsrdevelopers.co.com, worldcup2003.info and two more.

5440.com.tw partially shares its NS delegation with several other domains, including stevensu.dev, sagarawat.in, sidrack.com and two others.

The name servers piotr.ns.cloudflare.com, violet.ns.cloudflare.com, anastasia.ns.cloudflare.com and paislee.ns.cloudflare.com are often found in use alongside these name servers.

Hostnames that resolve to 6 IP addresses:

ace.ns.cloudflare.com carries IP addresses 108.162.195.65, 162.159.44.65 and 172.64.35.65, with 3 other addresses beyond those.

betty.ns.cloudflare.com carries IP addresses 108.162.192.75, 172.64.32.75 and 173.245.58.75, with 3 other addresses beyond those.

5440.com.tw - robtex.com

5440.com.tw

com.tw

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`5440.com.tw`

`com.tw`