`cas100.com`

DNSSEC	⚠️ Not signed
A	2606:4700:3034::6815:2909^{🇺🇸 Cloudflare2606:4700:3034::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:3037::ac43:9ed5^{🇺🇸 Cloudflare2606:4700:3037::/48 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.21.41.9^{Cloudflare104.21.32.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.158.213^{🇺🇸 Cloudflare172.67.144.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`emily.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a9b^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emily.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c09b^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`emily.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:209b^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`emily.ns.cloudflare.com`
		A	108.162.192.155^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emily.ns.cloudflare.com`
		A	172.64.32.155^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emily.ns.cloudflare.com`
		A	173.245.58.155^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`emily.ns.cloudflare.com`
NS	`mario.ns.cloudflare.com`
		A	2606:4700:58::adf5:3bcb^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c1cb^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`mario.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:21cb^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`mario.ns.cloudflare.com`
		A	108.162.193.203^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
		A	172.64.33.203^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
		A	173.245.59.203^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`mario.ns.cloudflare.com`
HTTPS	HTTP/3, HTTP/2 ✓ hints match
		IPv4 hints	104.21.41.9, 172.67.158.213
		IPv6 hints	2606:4700:3034::6815:2909, 2606:4700:3037::ac43:9ed5
		ECH	X25519, HKDF-SHA256 + AES-128-GCM draft, id=107, name=cloudflare-ech.com
SOA	`emily.ns.cloudflare.com`dns@cloudflare.com serial=2407783739

`com`

	DNSSEC	🔒 Signed (DS record present)
	NS	`a.gtld-servers.net` ⭐
	NS	`b.gtld-servers.net`
	NS	`c.gtld-servers.net`
	NS	`d.gtld-servers.net`
	NS	`e.gtld-servers.net`
	NS	`f.gtld-servers.net`
	NS	`g.gtld-servers.net`
	NS	`h.gtld-servers.net`
	NS	`i.gtld-servers.net`
	NS	`j.gtld-servers.net`
	NS	`k.gtld-servers.net`
	NS	`l.gtld-servers.net`
	NS	`m.gtld-servers.net`
	SOA	`a.gtld-servers.net`nstld@verisign-grs.com serial=1784115507

Subdomains

www.cas100.com

Same first word

cas100.com

Similar names

sac010.com

DNS History

16 records (6 active, 10 former)

●NSemily.ns.cloudflare.com2026-05-28 → 2026-07-15 · 3 obs

○ 2016-03-04 20:42:36
● 2026-05-28 20:05:38
● 2026-07-15 11:42:06

○NSf1g1ns1.dnspod.net2015-07-19 → 2016-03-04 · 4 obs

● 2015-07-19 23:24:20
● 2016-03-04 20:42:36
○ 2026-05-28 20:05:38
○ 2026-07-15 11:42:06

○NSf1g1ns2.dnspod.net2015-07-19 → 2016-03-04 · 4 obs

● 2015-07-19 23:24:20
● 2016-03-04 20:42:36
○ 2026-05-28 20:05:38
○ 2026-07-15 11:42:06

●NSmario.ns.cloudflare.com2026-05-28 → 2026-07-15 · 3 obs

○ 2016-03-04 20:42:36
● 2026-05-28 20:05:38
● 2026-07-15 11:42:06

○A103.232.215.1332016-06-27 → 2016-06-27 · 4 obs

○ 2016-03-04 20:42:36
● 2016-06-27 18:32:10
○ 2026-05-28 20:05:38
○ 2026-07-15 11:42:06

●A104.21.41.92026-05-28 → 2026-07-15 · 7 obs

○ 2016-06-27 18:32:10
● 2026-05-28 20:05:38
○ 2026-05-30 00:57:38
● 2026-05-30 21:09:14
○ 2026-06-07 12:36:00
● 2026-06-11 21:55:52
● 2026-07-15 11:42:06

●A172.67.158.2132026-05-28 → 2026-07-15 · 7 obs

○ 2016-06-27 18:32:10
● 2026-05-28 20:05:38
○ 2026-05-30 00:57:38
● 2026-05-30 21:09:14
○ 2026-06-07 12:36:00
● 2026-06-11 21:55:52
● 2026-07-15 11:42:06

○A188.114.96.02026-05-30 → 2026-06-07 · 6 obs

○ 2026-05-28 20:05:38
● 2026-05-30 00:57:38
○ 2026-05-30 21:09:14
● 2026-06-07 12:36:00
○ 2026-06-11 21:55:52
○ 2026-07-15 11:42:06

○A188.114.97.02026-05-30 → 2026-06-07 · 6 obs

○ 2026-05-28 20:05:38
● 2026-05-30 00:57:38
○ 2026-05-30 21:09:14
● 2026-06-07 12:36:00
○ 2026-06-11 21:55:52
○ 2026-07-15 11:42:06

○A23.235.159.2042015-07-19 → 2016-03-04 · 4 obs

● 2015-07-19 23:24:20
● 2016-03-04 20:42:36
○ 2016-06-27 18:32:10
○ 2026-07-15 11:42:06

○A2606:4700:3030::ac43:9ed52026-05-28 → 2026-06-11 · 7 obs

○ 2016-06-27 18:32:10
● 2026-05-28 20:05:38
○ 2026-05-30 00:57:38
● 2026-05-30 21:09:14
○ 2026-06-07 12:36:00
● 2026-06-11 21:55:52
○ 2026-07-15 11:42:06

●A2606:4700:3034::6815:29092026-07-15 → 2026-07-15 · 2 obs

○ 2026-06-11 21:55:52
● 2026-07-15 11:42:06

○A2606:4700:3036::6815:29092026-05-28 → 2026-06-11 · 7 obs

○ 2016-06-27 18:32:10
● 2026-05-28 20:05:38
○ 2026-05-30 00:57:38
● 2026-05-30 21:09:14
○ 2026-06-07 12:36:00
● 2026-06-11 21:55:52
○ 2026-07-15 11:42:06

●A2606:4700:3037::ac43:9ed52026-07-15 → 2026-07-15 · 2 obs

○ 2026-06-11 21:55:52
● 2026-07-15 11:42:06

○A2a06:98c1:3120::2026-05-30 → 2026-06-07 · 6 obs

○ 2026-05-28 20:05:38
● 2026-05-30 00:57:38
○ 2026-05-30 21:09:14
● 2026-06-07 12:36:00
○ 2026-06-11 21:55:52
○ 2026-07-15 11:42:06

○A2a06:98c1:3121::2026-05-30 → 2026-06-07 · 6 obs

○ 2026-05-28 20:05:38
● 2026-05-30 00:57:38
○ 2026-05-30 21:09:14
● 2026-06-07 12:36:00
○ 2026-06-11 21:55:52
○ 2026-07-15 11:42:06

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	a.gtld-servers.net, b.gtld-servers.net, c.gtld-servers.net, d.gtld-servers.net...	-
cas100.com	emily.ns.cloudflare.com, mario.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.193.203

NS records: emily.ns.cloudflare.com, mario.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for cas100.com (unsigned zone)

⏱️ Timing

Total: 1266ms | Queries: -

📄 Records

Type	Count	Sample Data
A	2	`172.67.158.213, 104.21.41.9`
AAAA	2	`2606:4700:3034::6815:2909, 2606:4700:3037::ac43:9ed5`
NS	2	`emily.ns.cloudflare.com, mario.ns.cloudflare.com`
HTTPS	1	`{"priority":1,"target":".","alpn":["h3",`
SOA	1	`emily.ns.cloudflare.com dns.cloudflare.c`

📌 Glue Records Collected

Total: 12

Out-of-bailiwick: 12 (emily.ns.cloudflare.com, emily.ns.cloudflare.com, emily.ns.cloudflare.com...)

Analysis

Hierarchy

The domain www.cas100.com falls under the parent cas100.com.

IP Addresses

cas100.com directs to four IP numbers, which are 104.21.41.9, 172.67.158.213, 2606:4700:3034::6815:2909 and 2606:4700:3037::ac43:9ed5.

Among the host names that share IP numbers with cas100.com are cdn.idrlabs.com, xjmyqy.net, www.rajivc.com and two others.

Name Servers

cas100.com is delegated to two name servers: emily.ns.cloudflare.com and mario.ns.cloudflare.com.

cas100.com has the same name server delegation as a number of other domains, such as uycun.com, jemjewellers.com, 4v90.com and two more.

At least some of cas100.com's name servers are shared with other domains, for example akcioleso.hu, phxservers.com, simpsonassociatesca.co.uk and two more.

These name servers tend to be deployed in combination with the name servers elaine.ns.cloudflare.com and nataly.ns.cloudflare.com.

Host names resolving to 6 IP numbers:

emily.ns.cloudflare.com resolves to 108.162.192.155, 172.64.32.155, 173.245.58.155 and 3 other IP addresses.

mario.ns.cloudflare.com resolves to 108.162.193.203, 172.64.33.203, 173.245.59.203 and 3 other IP addresses.

cas100.com - robtex.com

cas100.com

com

Subdomains

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

Hierarchy

IP Addresses

Name Servers

`cas100.com`

`com`