CF1762307232401-tsm20251104152717

WWW.RTSAK.COM - security1.citi.com

Search for IP or hostnames:

security1.citi.com checked at 2025-11-05T01:47:12.379Z 189ms 104/104/104 100% R:13

security1.citi.com

NSns-281.awsdns-35.com
A2600:9000:5301:1900::1 🇺🇸 Amazon
PTRns-281.awsdns-35.com
A205.251.193.25🇺🇸 Amazon
PTRns-281.awsdns-35.com
NSns-816.awsdns-38.net
A2600:9000:5303:3000::1 🇺🇸 Amazon
PTRns-816.awsdns-38.net
A205.251.195.48🇺🇸 Amazon
PTRns-816.awsdns-38.net
NSns-1221.awsdns-24.org
A2600:9000:5304:c500::1 🇺🇸 Amazon
PTRns-1221.awsdns-24.org
A205.251.196.197🇺🇸 Amazon
PTRns-1221.awsdns-24.org
MXinbound-smtp.us-west-2.amazonaws.com
A35.161.157.106🇺🇸 Amazon
PTRec2-35-161-157-106.us-west-2.compute.amazonaws.com
A52.13.163.116🇺🇸 Amazon
PTRec2-52-13-163-116.us-west-2.compute.amazonaws.com
A52.43.162.244🇺🇸 Amazon
PTRec2-52-43-162-244.us-west-2.compute.amazonaws.com
A54.188.121.70🇺🇸 Amazon
PTRec2-54-188-121-70.us-west-2.compute.amazonaws.com
NSns-1763.awsdns-28.co.uk
A2600:9000:5306:e300::1 🇺🇸 Amazon
PTRns-1763.awsdns-28.co.uk
A205.251.198.227🇺🇸 Amazon
PTRns-1763.awsdns-28.co.uk

citi.com

NSns1.nsroot1.com
NSns2.nsroot2.com
MXmx-a.mail.citi.com
MXmx-b.mail.citi.com
A104.94.222.171🇺🇸 AKAMAI-AMS
A104.96.178.165🇺🇸 AKAMAI-AMS
rank #4164 globally
rank #2145 in the tld

Starts with same word

Starts similarily

AI analysis

security1.citi.com is delegated to four name servers: ns-281.awsdns-35.com, ns-816.awsdns-38.net, ns-1221.awsdns-24.org and ns-1763.awsdns-28.co.uk.

security1.citi.com at least partially shares name servers with other domains, for instance zittlowconsulting.com, dpt7oxd4lnm6j.cloudfront.net, certopus.com, mymullinsapp.com and tacocasa.com.

These name servers are commonly used with ns-677.awsdns-20.net, ns-1043.awsdns-02.org, ns-1956.awsdns-52.co.uk, ns-1967.awsdns-53.co.uk, ns-2015.awsdns-59.co.uk, ns-1715.awsdns-22.co.uk and ns-1168.awsdns-18.org.

Host names with two IP numbers:

Host name ns-281.awsdns-35.com points to: 2600:9000:5301:1900::1 and 205.251.193.25.

Host name ns-816.awsdns-38.net points to: 2600:9000:5303:3000::1 and 205.251.195.48.

Host name ns-1221.awsdns-24.org points to: 2600:9000:5304:c500::1 and 205.251.196.197.

Host name ns-1763.awsdns-28.co.uk points to: 2600:9000:5306:e300::1 and 205.251.198.227.

security1.citi.com is handled by a single mail server, inbound-smtp.us-west-2.amazonaws.com.

security1.citi.com shares the same mail server setup as other domains, for instance bishopdynamics.com, gamewave.fr, intra.nudatasecurity.com, pan-liaison.com and zoomlogin.com.

security1.citi.com shares mail servers with other domains at least partially, including dottpet.com, yarnlab.atlassian.net, erescueme.atlassian.net, shveterangolfers.atlassian.net and kintosoft.atlassian.net.

these mail servers are often used alongside inbound-smtp.us-east-1.amazonaws.com, aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com and alt4.aspmx.l.google.com.

Host name inbound-smtp.us-west-2.amazonaws.com resolves to four IP numbers: 35.161.157.106, 52.13.163.116, 52.43.162.244 and 54.188.121.70.

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