CF1760730896888-tsm20251017082432

WWW.RTSAK.COM - geo.lsa.umich.edu

Search for IP or hostnames:

geo.lsa.umich.edu checked at 2025-10-17T19:54:56.856Z 797ms 92/92/92 100% R:15

geo.lsa.umich.edu

NSdns3.umich.org
A18.225.0.3🇺🇸 Amazon
PTRec2-18-225-0-3.us-east-2.compute.amazonaws.com
NSdns4.umich.org
A3.133.73.51🇺🇸 Amazon
PTRec2-3-133-73-51.us-east-2.compute.amazonaws.com
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
MXmx1.a.mail.umich.edu
A44.228.1.186🇺🇸 Amazon
PTRec2-44-228-1-186.us-west-2.compute.amazonaws.com
A44.230.146.157🇺🇸 Amazon
PTRec2-44-230-146-157.us-west-2.compute.amazonaws.com
A52.34.0.181🇺🇸 Amazon
PTRec2-52-34-0-181.us-west-2.compute.amazonaws.com

lsa.umich.edu

NSdns3.umich.org
NSdns4.umich.org
NSdns1.itd.umich.edu
NSdns2.itd.umich.edu
MXmx1.a.mail.umich.edu
A162.159.140.37 Cloudflare
A172.66.0.37🇺🇸 Cloudflare

Starts with same word

Starts similarily

AI analysis

geo.lsa.umich.edu delegates to four name servers: dns3.umich.org, dns4.umich.org, dns1.itd.umich.edu and dns2.itd.umich.edu.

geo.lsa.umich.edu at least partially shares name servers with other domains, including hr.umich.edu, alumni.umich.edu, public.dc.umich.edu, 65.194.67.in-addr.arpa and dc.umich.edu.

These name servers are often used with cffw1.dns.umich.com and cffw2.dns.umich.net.

Host names with two IP numbers:

dns1.itd.umich.edu points to 2607:f018:fffd:53::2 and 192.12.80.214

dns2.itd.umich.edu points to 2607:f018:fffd:53::12 and 192.12.80.222

Host names with one IP number:

dns3.umich.org points to 18.225.0.3

dns4.umich.org points to 3.133.73.51

A single mail server handles geo.lsa.umich.edu, mx1.a.mail.umich.edu.

geo.lsa.umich.edu shares the same mail server setup as other domains, for instance biop.lsa.umich.edu, dc.umich.edu, wcbn.org, engin.umich.edu and ums.org.

geo.lsa.umich.edu shares at least some mail servers with other domains, for example umflint.edu, michigandaily.com, police.umich.edu, michigan-open.org and positivelysmokefree.org.

These mail servers are often used together with the mail servers mx2.a.mail.umich.edu.

Hostname mx1.a.mail.umich.edu resolves to three IP addresses: 44.228.1.186, 44.230.146.157 and 52.34.0.181.

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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