DNSWHOIS.INFO - cusd187.stclair.k12.il.us

Search for IP or hostnames:

cusd187.stclair.k12.il.us checked at 2025-10-27T17:04:45.387Z 121ms 76/76/76 100% R:13

`cusd187.stclair.k12.il.us`

NS	`dns.illinois.net`
		A	66.99.142.5^{🇺🇸 Illinois Century Network}
			PTR	`dns.illinois.net`
NS	`ns1.illinois.net`
		A	2001:1848:0:9300::4 ^{🇺🇸 Illinois Century Network}
			PTR	`ns1.illinois.net`
		A	206.166.61.22^{🇺🇸 Illinois Century Network}
			PTR	`ns1.illinois.net`
NS	`ns2.illinois.net`
		A	206.166.17.200^{🇺🇸 Illinois Century Network}
			PTR	`ns2.illinois.net`
MX	`mail.cusd187.stclair.k12.il.us`
		A	216.125.204.226^{🇺🇸 Illinois Century Network}
			PTR	`cusd187.stclair.k12.il.us`
			PTR	`ftp.cusd187.stclair.k12.il.us`
			PTR	`mail.cusd187.stclair.k12.il.us`
			PTR	`www.cusd187.stclair.k12.il.us`
A	216.125.204.226^{🇺🇸 Illinois Century Network}
		PTR	`cusd187.stclair.k12.il.us`
		PTR	`ftp.cusd187.stclair.k12.il.us`
		PTR	`mail.cusd187.stclair.k12.il.us`
		PTR	`www.cusd187.stclair.k12.il.us`

`stclair.k12.il.us`

	NS	`us1.illinois.net`
	NS	`us2.illinois.net`
	MX	`stclair-k12-il-us.p10.spamhero.com`
	MX	`stclair-k12-il-us.p20.spamhero.net`
	MX	`stclair-k12-il-us.p30.spamhero.net`
	MX	`stclair-k12-il-us.p40.spamhero.net`
	A	12.1.151.71^{🇺🇸 AT&T US - 7018}

PTR for

226.204.125.216.in-addr.arpa

Up

www.cusd187.stclair.k12.il.us

mail.cusd187.stclair.k12.il.us

ftp.cusd187.stclair.k12.il.us

Starts with same word

cusd187.org

Starts similarily

cusd187.org

AI analysis

cusd187.stclair.k12.il.us is parent of www.cusd187.stclair.k12.il.us, mail.cusd187.stclair.k12.il.us and ftp.cusd187.stclair.k12.il.us.

cusd187.stclair.k12.il.us points to IP number 216.125.204.226.

Other host names for example mail.cusd187.stclair.k12.il.us, ftp.cusd187.stclair.k12.il.us and www.cusd187.stclair.k12.il.us share IP numbers with cusd187.stclair.k12.il.us.

The delegation for cusd187.stclair.k12.il.us is handled by three name servers: dns.illinois.net, ns1.illinois.net and ns2.illinois.net.

cusd187.stclair.k12.il.us shares name servers with other domains at least partially, for example wt112.lake.k12.il.us, 217.165.167.in-addr.arpa, grant.lake.k12.il.us, neponset.k12.il.us and bccu2.k12.il.us.

These name servers are commonly used with ns2.cps.k12.il.us, ns.cps.k12.il.us and ns.rtc6.illinois.net.

Host names with two IP numbers:

ns1.illinois.net points to: 2001:1848:0:9300::4 and 206.166.61.22.

Host names with one IP number:

dns.illinois.net points to: 66.99.142.5.

ns2.illinois.net points to: 206.166.17.200.

cusd187.stclair.k12.il.us is handled by a single mail server, mail.cusd187.stclair.k12.il.us.

mail.cusd187.stclair.k12.il.us points to a single IP: 216.125.204.226.

dbq