casys.com.tw - robtex.com

casys.com.tw

DNSSEC⚠️ Not signed
A2606:4700:3035::6815:4a72🇺🇸 Cloudflare2606:4700:3035::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A2606:4700:3037::ac43:9def🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A104.21.74.114Cloudflare104.21.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
A172.67.157.239🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US ✓ In HTTPS hints
NSleonard.ns.cloudflare.com ⭐
A2606:4700:58::a29f:2c36🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleonard.ns.cloudflare.com
A2803:f800:50::6ca2:c336🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRleonard.ns.cloudflare.com
A2a06:98c1:50::ac40:2336🇺🇸 Cloudflare2a06:98c1:50::/45
PTRleonard.ns.cloudflare.com
A108.162.195.54🇺🇸 Cloudflare108.162.195.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleonard.ns.cloudflare.com
A162.159.44.54Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleonard.ns.cloudflare.com
A172.64.35.54🇺🇸 Cloudflare172.64.35.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRleonard.ns.cloudflare.com
NSsusan.ns.cloudflare.com
A2606:4700:50::a29f:26c7🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsusan.ns.cloudflare.com
A2803:f800:50::6ca2:c2c7🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L
PTRsusan.ns.cloudflare.com
A2a06:98c1:50::ac40:22c7🇺🇸 Cloudflare2a06:98c1:50::/45
PTRsusan.ns.cloudflare.com
A108.162.194.199🇺🇸 Cloudflare108.162.194.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsusan.ns.cloudflare.com
A162.159.38.199Cloudflare162.159.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsusan.ns.cloudflare.com
A172.64.34.199🇺🇸 Cloudflare172.64.34.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US
PTRsusan.ns.cloudflare.com
HTTPSHTTP/3, HTTP/2 ✓ hints match
IPv4 hints104.21.74.114, 172.67.157.239
IPv6 hints2606:4700:3035::6815:4a72, 2606:4700:3037::ac43:9def
ECHX25519, HKDF-SHA256 + AES-128-GCM draft, id=186, name=cloudflare-ech.com
SOAleonard.ns.cloudflare.comdns@cloudflare.com serial=2410187725

com.tw

DNSSEC⚠️ Not signed
NSa.twnic.net.tw ⭐ ⚠️ Not in parent delegation
NSanytld.apnic.net ⚠️ Not in parent delegation
NSb.twnic.net.tw ⚠️ Not in parent delegation
NSc.twnic.net.tw ⚠️ Not in parent delegation
NSd.twnic.net.tw ⚠️ Not in parent delegation
NSe.twnic.net.tw ⚠️ Not in parent delegation
NSf.twnic.net.tw ⚠️ Not in parent delegation
NSg.twnic.net.tw ⚠️ Not in parent delegation
NSh.dns.tw ⚠️ Not in parent delegation
NSh.twnic.net.tw ⚠️ Not in parent delegation
SOAa.twnic.net.twsnw@twnic.net.tw serial=2006390367
WOT: SAFE (69/100)
WOT: SAFE (58/100)

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DNS History

9 records (6 active, 3 former)

20162017201820192020202120222023202420252026NSleonard.ns.cloudflare.comsusan.ns.cloudflare.comns11.twnic.net.twns12.twnic.net.twA104.21.74.114172.67.157.2392606:4700:3035::6815:4a722606:4700:3037::ac43:9def74.220.219.65
●NSleonard.ns.cloudflare.com2026-07-28 → 2026-08-09 · 3 obs
○ 2017-07-24 04:39:08
● 2026-07-28 07:39:58
● 2026-08-09 12:01:18
○NSns11.twnic.net.tw2015-07-25 → 2017-07-24 · 4 obs
● 2015-07-25 10:49:54
● 2017-07-24 04:39:08
○ 2026-07-28 07:39:58
○ 2026-08-09 12:01:18
○NSns12.twnic.net.tw2015-07-25 → 2017-07-24 · 4 obs
● 2015-07-25 10:49:54
● 2017-07-24 04:39:08
○ 2026-07-28 07:39:58
○ 2026-08-09 12:01:18
●NSsusan.ns.cloudflare.com2026-07-28 → 2026-08-09 · 3 obs
○ 2017-07-24 04:39:08
● 2026-07-28 07:39:58
● 2026-08-09 12:01:18
●A104.21.74.1142026-07-28 → 2026-08-09 · 3 obs
○ 2017-07-24 04:39:08
● 2026-07-28 07:39:58
● 2026-08-09 12:01:18
●A172.67.157.2392026-07-28 → 2026-08-09 · 3 obs
○ 2017-07-24 04:39:08
● 2026-07-28 07:39:58
● 2026-08-09 12:01:18
●A2606:4700:3035::6815:4a722026-07-28 → 2026-08-09 · 3 obs
○ 2017-07-24 04:39:08
● 2026-07-28 07:39:58
● 2026-08-09 12:01:18
●A2606:4700:3037::ac43:9def2026-07-28 → 2026-08-09 · 3 obs
○ 2017-07-24 04:39:08
● 2026-07-28 07:39:58
● 2026-08-09 12:01:18
○A74.220.219.652015-07-25 → 2017-07-24 · 4 obs
● 2015-07-25 10:49:54
● 2017-07-24 04:39:08
○ 2026-07-28 07:39:58
○ 2026-08-09 12:01:18

🔍 DNS Trace

📋 Delegation Chain

ZoneNameserversGlue
twd.dns.tw, f.dns.tw, c.dns.tw, e.dns.tw...-
casys.com.twsusan.ns.cloudflare.com, leonard.ns.cloudflare.com-

✅ Authoritative Response

Server:172.64.35.54

NS records: susan.ns.cloudflare.com, leonard.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

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

⏱️ Timing

Total: 1266ms | Queries: -

📄 Records

TypeCountSample Data
A2104.21.74.114, 172.67.157.239
AAAA22606:4700:3035::6815:4a72, 2606:4700:3037::ac43:9def
NS2leonard.ns.cloudflare.com, susan.ns.cloudflare.com
HTTPS1{"priority":1,"target":".","alpn":["h3",
SOA1leonard.ns.cloudflare.com dns.cloudflare

Analysis

IP Addresses

casys.com.tw resolves to four IP addresses: 104.21.74.114, 172.67.157.239, 2606:4700:3035::6815:4a72 and 2606:4700:3037::ac43:9def.

Additional host names — chi-zong.com, uniclima.mx, mail1.shengyanglighting.com and two others — share IP numbers with casys.com.tw.

Name Servers

casys.com.tw uses two name servers for its delegation: leonard.ns.cloudflare.com and susan.ns.cloudflare.com.

casys.com.tw shares its name server setup with other domains, including vn8xbet.org, xeng88.gold, keonhacai5.rent and two others.

casys.com.tw has at least partial name server overlap with other domains, such as gama77924.xyz, coloursofpunjab.com, 95-theses.com and two others.

It is common to see these name servers used together with name servers denver.ns.cloudflare.com and damon.ns.cloudflare.com.

Host names with 6 IP numbers:

Hostname leonard.ns.cloudflare.com directs to 108.162.195.54, 162.159.44.54 and 172.64.35.54 along with 3 other IP addresses.

Hostname susan.ns.cloudflare.com directs to 108.162.194.199, 162.159.38.199 and 172.64.34.199 along with 3 other IP addresses.