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cyrusone.com checked at 2026-01-17T02:20:56.587Z 3185ms 132/132/132 100% R:14 allDone:true timedOut:false cfaller:b12fa01a/22:1f354967:6:16119:-:-:-

cyrusone.com

NSdns1.cyrusone.com
A156.154.64.232🇺🇸 Neustar
PTRdns1.cyrusone.com
NSdns2.cyrusone.com
A156.154.65.232🇺🇸 Neustar
PTRdns2.cyrusone.com
NSdns3.cyrusone.com
A156.154.66.232🇺🇸 Neustar
PTRdns3.cyrusone.com
NSdns4.cyrusone.com
A156.154.67.232🇺🇸 Neustar
PTRdns4.cyrusone.com
MXus-smtp-inbound-1.mimecast.com
A170.10.128.141🇺🇸 Mimecast-NA
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.128.221🇺🇸 Mimecast-NA
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.128.242🇺🇸 Mimecast-NA
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.141🇺🇸 Mimecast-NA
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.221🇺🇸 Mimecast-NA
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.242🇺🇸 Mimecast-NA
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
MXus-smtp-inbound-2.mimecast.com
A170.10.128.141🇺🇸 Mimecast-NA
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.128.221🇺🇸 Mimecast-NA
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.128.242🇺🇸 Mimecast-NA
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.141🇺🇸 Mimecast-NA
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.221🇺🇸 Mimecast-NA
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A170.10.132.242🇺🇸 Mimecast-NA
PTRus-smtp-inbound-1.mimecast.com
PTRus-smtp-inbound-2.mimecast.com
A199.60.103.69🇺🇸 CLOUDFLARESPECTRUM
A199.60.103.169🇺🇸 CLOUDFLARESPECTRUM

com

rank #214574 globally
rank #103952 in the tld

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Starts with same word

Starts similarily

AI analysis

cyrusone.com is a parent of dns1.cyrusone.com, admin.cyrusone.com, www.cyrusone.com, dns3.cyrusone.com, dns4.cyrusone.com and several other host names.

cyrusone.com points to two IP numbers: 199.60.103.69 and 199.60.103.169.

Other host names, for instance mail4.divmedia.net, datatechnology.co.uk, galeriemauritiushof.ch, narcan.ca and alldata.it share IP numbers with cyrusone.com.

cyrusone.com is delegated to four name servers: dns1.cyrusone.com, dns2.cyrusone.com, dns3.cyrusone.com and dns4.cyrusone.com.

cyrusone.com at least partially shares name servers with other domains, for instance 79.195.216.in-addr.arpa, 43.117.216.in-addr.arpa, 70.117.216.in-addr.arpa, 93.117.216.in-addr.arpa and 156.208.67.in-addr.arpa.

These name servers are commonly used alongside dal-ns1.cyrusone.com, dal-ns2.cyrusone.com, hou-ns3.cyrusone.com and hou-ns4.cyrusone.com.

Host names with a single IP address

dns1.cyrusone.com points to 156.154.64.232

dns2.cyrusone.com points to 156.154.65.232

dns3.cyrusone.com points to 156.154.66.232

dns4.cyrusone.com points to 156.154.67.232

cyrusone.com is handled by two mail servers: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

cyrusone.com uses the same mail server configuration as other domains, such as ahclosings.net, whiteelephanthotel.com, gis.idaho.gov, ateam.net and chadwellhomes.com.

cyrusone.com shares mail servers with other domains at least in part, for instance myerstiresupply.com, myersinternational.com, inw-group.com, perseusbooks.com and westzog.com.

Six IP numbers per host.

us-smtp-inbound-1.mimecast.com points to: 170.10.128.141, 170.10.128.221, 170.10.128.242, 170.10.132.141, 170.10.132.221 and 170.10.132.242.

us-smtp-inbound-2.mimecast.com points to: 170.10.128.141, 170.10.128.221, 170.10.128.242, 170.10.132.141, 170.10.132.221 and 170.10.132.242.

Names pointing to 170.10.128.141: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Names pointing to 170.10.128.221: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Names pointing to 170.10.128.242: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Names pointing to 170.10.132.141: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Names pointing to 170.10.132.221: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.

Names pointing to 170.10.132.242: us-smtp-inbound-1.mimecast.com and us-smtp-inbound-2.mimecast.com.