WWW.ROBTEX.COM - cs.sierracollege.edu

Search for IP or hostnames:

cs.sierracollege.edu checked at 2025-09-30T04:28:18.993Z 214ms 153/153/153 100% R:11

`cs.sierracollege.edu`

NS	`ns1-07.azure-dns.com`
		A	2603:1061:0:700::7^{🇺🇸 Microsoft}
			PTR	`ns1-07.azure-dns.com`
		A	13.107.236.7^{🇺🇸 Microsoft}
			PTR	`ns1-07.azure-dns.com`
NS	`ns4-07.azure-dns.info`
		A	2620:1ec:bda:700::7^{🇺🇸 Microsoft}
			PTR	`ns4-07.azure-dns.info`
		A	208.84.5.7^{🇺🇸 Microsoft}
			PTR	`ns4-07.azure-dns.info`
NS	`ns2-07.azure-dns.net`
		A	2620:1ec:8ec:700::7^{🇺🇸 Microsoft}
			PTR	`ns2-07.azure-dns.net`
		A	150.171.21.7^{🇺🇸 Microsoft}
			PTR	`ns2-07.azure-dns.net`
NS	`ns3-07.azure-dns.org`
		A	2a01:111:4000:700::7^{🇬🇧 Microsoft}
			PTR	`ns3-07.azure-dns.org`
		A	204.14.183.7^{🇺🇸 Microsoft}
			PTR	`ns3-07.azure-dns.org`
A	2a01:111:f100:3000::a83e:16ef^{🇺🇸 Microsoft}
A	20.47.116.27^{🇺🇸 Microsoft AS8069}
		PTR	`cs.sierracollege.edu`

`sierracollege.edu`

	NS	`blue.foundationdns.com`
	NS	`blue.foundationdns.net`
	NS	`blue.foundationdns.org`
	MX	`sierracollege-edu.mail.protection.outlook.com`
	A	2620:12a:8000::2^{🇺🇸 Fastly}
	A	2620:12a:8001::2^{🇺🇸 Fastly}
	A	23.185.0.2^{🇺🇸 Fastly}
	A	207.62.230.95^{🇺🇸 CENIC / CalREN AS2152}
	A	207.62.230.159^{🇺🇸 CENIC / CalREN AS2152}

rank #72193 globally
rank #1360 in the tld

PTR for

b.9.1.f.6.b.e.f.f.f.2.9.c.3.0.f.0.0.0.0.0.0.0.0.1.0.c.3.0.0.6.2.ip6.arpa

27.116.47.20.in-addr.arpa

MX for

csci50.net

Up

cs.cs.sierracollege.edu

hopper.cs.sierracollege.edu

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AI analysis

cs.sierracollege.edu is parent of cs.cs.sierracollege.edu and hopper.cs.sierracollege.edu.

cs.sierracollege.edu serves as the mail server for csci50.net.

cs.sierracollege.edu points to two IP numbers: 2a01:111:f100:3000::a83e:16ef and 20.47.116.27.

Other host names, for instance cs.cs.sierracollege.edu, share IP numbers with cs.sierracollege.edu.

cs.sierracollege.edu is delegated to four name servers: ns1-07.azure-dns.com, ns4-07.azure-dns.info, ns2-07.azure-dns.net and ns3-07.azure-dns.org.

cs.sierracollege.edu at least partially shares its name servers with other domains, for instance on-net.com.tr, insiderare.com, ondnet.net, 107.8.185.in-addr.arpa and miharaiin.com.

Host names with two IPs: ns1-07.azure-dns.com points to 2603:1061:0:700::7 and 13.107.236.7; ns4-07.azure-dns.info points to 2620:1ec:bda:700::7 and 208.84.5.7; ns2-07.azure-dns.net points to 2620:1ec:8ec:700::7 and 150.171.21.7; ns3-07.azure-dns.org points to 2a01:111:4000:700::7 and 204.14.183.7.

dbq