`caslcheck.com`

DNSSEC	⚠️ Not signed
A	2606:4700:20::681a:96^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::681a:196^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	2606:4700:20::ac43:4509^{🇺🇸 Cloudflare2606:4700:20::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.0.150^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	104.26.1.150^{Cloudflare104.26.0.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
A	172.67.69.9^{🇺🇸 Cloudflare172.67.64.0/20 , Inc. 101 Townsend Street, San Francisco, California 94107, US} ✓ In HTTPS hints
NS	`amy.ns.cloudflare.com` ⭐
		A	2606:4700:50::adf5:3a65^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amy.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c065^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`amy.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:2065^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`amy.ns.cloudflare.com`
		A	108.162.192.101^{🇺🇸 Cloudflare108.162.192.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amy.ns.cloudflare.com`
		A	172.64.32.101^{🇺🇸 Cloudflare172.64.32.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amy.ns.cloudflare.com`
		A	173.245.58.101^{🇺🇸 Cloudflare173.245.58.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`amy.ns.cloudflare.com`
NS	`jim.ns.cloudflare.com`
		A	2606:4700:58::adf5:3b7d^{🇺🇸 Cloudflare2606:4700:50::/44 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jim.ns.cloudflare.com`
		A	2803:f800:50::6ca2:c17d^{🇨🇷 Cloudflare2803:f800:50::/45 LACNIC generated route6 for CloudFlare Latin America S.R.L}
			PTR	`jim.ns.cloudflare.com`
		A	2a06:98c1:50::ac40:217d^{🇺🇸 Cloudflare2a06:98c1:50::/45}
			PTR	`jim.ns.cloudflare.com`
		A	108.162.193.125^{🇺🇸 Cloudflare108.162.193.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jim.ns.cloudflare.com`
		A	172.64.33.125^{🇺🇸 Cloudflare172.64.33.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jim.ns.cloudflare.com`
		A	173.245.59.125^{🇺🇸 Cloudflare173.245.59.0/24 , Inc. 101 Townsend Street, San Francisco, California 94107, US}
			PTR	`jim.ns.cloudflare.com`
MX	`smtp.secureserver.net` ⭐
		A	216.69.141.71^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v01.prod.phx3.secureserver.net`
		A	216.69.141.84^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v01.prod.phx3.secureserver.net`
		A	216.69.141.113^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v01.prod.phx3.secureserver.net`
MX	`mailstore1.secureserver.net`⁽¹⁰⁾
		A	216.69.141.78^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp01-v02.prod.phx3.secureserver.net`
		A	216.69.141.114^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp03-v02.prod.phx3.secureserver.net`
		A	216.69.141.162^{🇺🇸 AS398101216.69.140.0/22}
			PTR	`osplibsmtp02-v02.prod.phx3.secureserver.net`
HTTPS	HTTP/2 ✓ hints match
		IPv4 hints	104.26.0.150, 104.26.1.150, 172.67.69.9
		IPv6 hints	2606:4700:20::681a:96, 2606:4700:20::681a:196, 2606:4700:20::ac43:4509
SOA	`amy.ns.cloudflare.com`dns@cloudflare.com serial=2397954902

`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=1776132117

Same first word

caslcheck.com

DNS History

14 records (10 active, 4 former)

●NSamy.ns.cloudflare.com2017-05-09 → 2026-04-14 · 2 obs

● 2017-05-09 23:33:26
● 2026-04-14 02:12:52

●NSjim.ns.cloudflare.com2017-05-09 → 2026-04-14 · 2 obs

● 2017-05-09 23:33:26
● 2026-04-14 02:12:52

●MXmailstore1.secureserver.net2017-05-09 → 2026-04-14 · 2 obs

● 2017-05-09 23:33:26
● 2026-04-14 02:12:52

●MXsmtp.secureserver.net2017-05-09 → 2026-04-14 · 2 obs

● 2017-05-09 23:33:26
● 2026-04-14 02:12:52

○A104.25.45.1112017-05-09 → 2017-05-09 · 3 obs

● 2017-05-09 23:33:26
○ 2026-04-04 23:03:24
○ 2026-04-14 02:12:52

○A104.25.46.1112017-05-09 → 2017-05-09 · 3 obs

● 2017-05-09 23:33:26
○ 2026-04-04 23:03:24
○ 2026-04-14 02:12:52

●A104.26.0.1502026-04-04 → 2026-04-14 · 3 obs

○ 2017-05-09 23:33:26
● 2026-04-04 23:03:24
● 2026-04-14 02:12:52

●A104.26.1.1502026-04-04 → 2026-04-14 · 3 obs

○ 2017-05-09 23:33:26
● 2026-04-04 23:03:24
● 2026-04-14 02:12:52

●A172.67.69.92026-04-04 → 2026-04-14 · 3 obs

○ 2017-05-09 23:33:26
● 2026-04-04 23:03:24
● 2026-04-14 02:12:52

○A2400:cb00:2048:1::6819:2d6f2017-05-09 → 2017-05-09 · 3 obs

● 2017-05-09 23:33:26
○ 2026-04-04 23:03:24
○ 2026-04-14 02:12:52

○A2400:cb00:2048:1::6819:2e6f2017-05-09 → 2017-05-09 · 3 obs

● 2017-05-09 23:33:26
○ 2026-04-04 23:03:24
○ 2026-04-14 02:12:52

●A2606:4700:20::681a:1962026-04-04 → 2026-04-14 · 3 obs

○ 2017-05-09 23:33:26
● 2026-04-04 23:03:24
● 2026-04-14 02:12:52

●A2606:4700:20::681a:962026-04-04 → 2026-04-14 · 3 obs

○ 2017-05-09 23:33:26
● 2026-04-04 23:03:24
● 2026-04-14 02:12:52

●A2606:4700:20::ac43:45092026-04-04 → 2026-04-14 · 3 obs

○ 2017-05-09 23:33:26
● 2026-04-04 23:03:24
● 2026-04-14 02:12:52

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
com	k.gtld-servers.net, b.gtld-servers.net, h.gtld-servers.net, c.gtld-servers.net...	-
caslcheck.com	amy.ns.cloudflare.com, jim.ns.cloudflare.com	12 records

✅ Authoritative Response

Server:108.162.192.101

NS records: amy.ns.cloudflare.com, jim.ns.cloudflare.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for caslcheck.com (unsigned zone)

⏱️ Timing

Total: 124ms | Queries: -

📄 Records

Type	Count	Sample Data
A	3	`172.67.69.9, 104.26.1.150...`
AAAA	3	`2606:4700:20::681a:96, 2606:4700:20::681a:196...`
NS	2	`amy.ns.cloudflare.com, jim.ns.cloudflare.com`
MX	2	`smtp.secureserver.net (pri: 0), mailstore1.secureserver.net (pri: 10)`
HTTPS	1	`{"priority":1,"target":".","alpn":["h2"]`
SOA	1	`amy.ns.cloudflare.com dns.cloudflare.com`

📌 Glue Records Collected

Total: 12

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

Analysis

IP Addresses

Six IP numbers are pointed to by caslcheck.com: 2606:4700:20::681a:96, 2606:4700:20::681a:196, 2606:4700:20::ac43:4509, 104.26.0.150, 104.26.1.150 and 172.67.69.9.

other host names for instance www.newestech.com, hoathinh3d.to, embed.fillout.com, lyndon.org.uk and dev1.acclaro.com share IP numbers with caslcheck.com.

Name Servers

caslcheck.com is delegated to two name servers: amy.ns.cloudflare.com and jim.ns.cloudflare.com.

caslcheck.com shares the same name server setup as other domains, for example smtp45.com, danzhallfes.com, corallabs.org, adsarerad.com and gptunnel.ru.

caslcheck.com at least partially shares name servers with other domains, for instance coub.tv, atksoftwaresolutions.com, norfipc.com, mcpelife.com and 1973a145.com.

These name servers are commonly used with the name servers byron.ns.cloudflare.com.

Host names with six IP numbers:

amy.ns.cloudflare.com points to: 2606:4700:50::adf5:3a65, 2803:f800:50::6ca2:c065, 2a06:98c1:50::ac40:2065, 108.162.192.101, 172.64.32.101 and 173.245.58.101; jim.ns.cloudflare.com points to: 2606:4700:58::adf5:3b7d, 2803:f800:50::6ca2:c17d, 2a06:98c1:50::ac40:217d, 108.162.193.125, 172.64.33.125 and 173.245.59.125.

Mail Servers

caslcheck.com is handled by two mail servers: mailstore1.secureserver.net and smtp.secureserver.net.

caslcheck.com shares the same mail server setup as other domains, for instance enprint.com, liveearth.international, thehivereport.com, breadbrother.com and bohemianvibes.com.

caslcheck.com shares at least partially some mail servers with other domains, for example memberquery.com, loppe.ca, sotakalyoum.com and tristarqualityroofing.com.

Host names with three IP numbers:

mailstore1.secureserver.net points to: 216.69.141.78, 216.69.141.114 and 216.69.141.162.

smtp.secureserver.net points to: 216.69.141.71, 216.69.141.84 and 216.69.141.113.

caslcheck.com - robtex.com

caslcheck.com

com

Same first word

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

📌 Glue Records Collected

Analysis

IP Addresses

Name Servers

Mail Servers

`caslcheck.com`

`com`