CF1761628403135-tsm20251027103946

WWW.RTSAK.COM - mail.classi4u.com

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mail.classi4u.com checked at 2025-10-28T05:13:23.124Z 274ms 69/69/69 100% R:12

mail.classi4u.com

CNAMEu3507463.wl214.sendgrid.net
MXmx.sendgrid.net
A3.17.120.38🇺🇸 Amazon
PTRec2-3-17-120-38.us-east-2.compute.amazonaws.com
A3.136.245.72🇺🇸 Amazon
PTRec2-3-136-245-72.us-east-2.compute.amazonaws.com
A15.222.160.229🇨🇦 Amazon
PTRec2-15-222-160-229.ca-central-1.compute.amazonaws.com
A16.52.61.209🇺🇸 Amazon
PTRec2-16-52-61-209.ca-central-1.compute.amazonaws.com
A16.52.110.174🇺🇸 Amazon
PTRec2-16-52-110-174.ca-central-1.compute.amazonaws.com
A18.224.101.244🇺🇸 Amazon
PTRec2-18-224-101-244.us-east-2.compute.amazonaws.com
A44.245.249.202🇺🇸 Amazon
PTRec2-44-245-249-202.us-west-2.compute.amazonaws.com
A52.25.213.239🇺🇸 Amazon
PTRec2-52-25-213-239.us-west-2.compute.amazonaws.com
A52.37.49.26🇺🇸 Amazon
PTRec2-52-37-49-26.us-west-2.compute.amazonaws.com

classi4u.com

NSns-cloud-e1.googledomains.com
NSns-cloud-e2.googledomains.com
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MXmx.sendgrid.net
A35.190.86.134🇺🇸 Google
rank #315759 globally
rank #169501 in the tld

Starts with same word

Starts similarily

AI analysis

The mail server for mail.classi4u.com is mx.sendgrid.net.

mail.classi4u.com shares the same mail server setup as other domains, including send.suzyshier.com, mail.anibis.ch, u6443053.wl054.sendgrid.net, u5940630.wl131.sendgrid.net and info.hellofresh.nl.

mail.classi4u.com shares some mail servers with other domains, including coc.com.br, andelandco.com, hc.com.vn, nutrafol.com and storejohnnywas.com.

These mail servers are often used with the mail servers aspmx.l.google.com, alt1.aspmx.l.google.com, alt2.aspmx.l.google.com, alt3.aspmx.l.google.com, alt4.aspmx.l.google.com and smtp.google.com.

Hostname mx.sendgrid.net points to nine IP numbers: 3.17.120.38, 3.136.245.72, 15.222.160.229, 16.52.61.209, 16.52.110.174, 18.224.101.244, 44.245.249.202, 52.25.213.239 and 52.37.49.26.

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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yQJuYWT CF johedugfp 2025-10-28