CF1762841356152-tsm20251109205412

WWW.ROBTEX.COM - cob.umd.umich.edu

Search for IP or hostnames:

cob.umd.umich.edu checked at 2025-11-11T06:09:16.100Z 274ms 139/139/139 100% R:13 allDone:true timedOut:false

cob.umd.umich.edu

NSdns3.umich.org
A18.225.0.3🇺🇸 Amazon
PTRec2-18-225-0-3.us-east-2.compute.amazonaws.com
NScffw1.dns.umich.com
A192.12.80.214🇺🇸 UMICH-ASN1
PTRns-bin-arbl-1-2022.umnet.umich.edu
NSdns1.itd.umich.edu
A2607:f018:fffd:53::2🇺🇸 UMICH-ASN1
PTRns-bin-arbl-1-2022.umnet.umich.edu
A192.12.80.214🇺🇸 UMICH-ASN1
PTRns-bin-arbl-1-2022.umnet.umich.edu
NSdns2.itd.umich.edu
A2607:f018:fffd:53::12🇺🇸 UMICH-ASN1
PTRns-bin-seb-1-2022.umnet.umich.edu
A192.12.80.222🇺🇸 UMICH-ASN1
PTRns-bin-seb-1-2022.umnet.umich.edu
NScffw2.dns.umich.net
A192.12.80.222🇺🇸 UMICH-ASN1
PTRns-bin-seb-1-2022.umnet.umich.edu
MXmx2.its.umd.umich.edu
A141.215.69.24🇺🇸 UMICH-AS62676

umd.umich.edu

NSns0125.secondary.cloudflare.com
NSns0153.secondary.cloudflare.com
MXmx1.a.mail.umich.edu
MXmx2.a.mail.umich.edu
A141.215.69.24🇺🇸 UMICH-AS62676

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Starts with same word

Starts similarily

AI analysis

cob.umd.umich.edu is the parent of www.cob.umd.umich.edu.

cob.umd.umich.edu resolves to one IP number: 141.215.69.24.

other host names including research.umdearborn.edu, natsci.umd.umich.edu, casl.umd.umich.edu, umemergencyalert.umd.umich.edu and labs.umdearborn.edu share IP numbers with cob.umd.umich.edu.

cob.umd.umich.edu is delegated to five name servers: dns3.umich.org, cffw1.dns.umich.com, dns1.itd.umich.edu, dns2.itd.umich.edu and cffw2.dns.umich.net.

cob.umd.umich.edu at least partially shares name servers with other domains, for instance bmc2.org, lngs.itd.umich.edu, 185.194.67.in-addr.arpa, casl.umd.umich.edu and lib.dc.umich.edu.

these name servers are commonly used alongside dns4.umich.org.

Hosts with two IP numbers: Host dns1.itd.umich.edu points to 2607:f018:fffd:53::2 and 192.12.80.214; Host dns2.itd.umich.edu points to 2607:f018:fffd:53::12 and 192.12.80.222.

Hosts with one IP number: Host dns3.umich.org points to 18.225.0.3; Host cffw1.dns.umich.com points to 192.12.80.214; Host cffw2.dns.umich.net points to 192.12.80.222.

Hosts that point to 192.12.80.214: dns1.itd.umich.edu and cffw1.dns.umich.com.

Hosts that point to 192.12.80.222: dns2.itd.umich.edu and cffw2.dns.umich.net.

cob.umd.umich.edu is handled by a single mail server, mx2.its.umd.umich.edu.

cob.umd.umich.edu shares the same mail server setup as other domains, for instance tiamat.umd.umich.edu.

Perform reverse DNS lookup as well as normal forward DNS. Check Autonomous System Numbers (ASNs) and BGP connections between Internet Service Providers.
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