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:12mail.classi4u.com
| CNAME | u3507463.wl214.sendgrid.net | ||||||
| MX | mx.sendgrid.net | ||||||
| A | 3.17.120.38🇺🇸 Amazon | ||||||
| PTR | ec2-3-17-120-38.us-east-2.compute.amazonaws.com | ||||||
| A | 3.136.245.72🇺🇸 Amazon | ||||||
| PTR | ec2-3-136-245-72.us-east-2.compute.amazonaws.com | ||||||
| A | 15.222.160.229🇨🇦 Amazon | ||||||
| PTR | ec2-15-222-160-229.ca-central-1.compute.amazonaws.com | ||||||
| A | 16.52.61.209🇺🇸 Amazon | ||||||
| PTR | ec2-16-52-61-209.ca-central-1.compute.amazonaws.com | ||||||
| A | 16.52.110.174🇺🇸 Amazon | ||||||
| PTR | ec2-16-52-110-174.ca-central-1.compute.amazonaws.com | ||||||
| A | 18.224.101.244🇺🇸 Amazon | ||||||
| PTR | ec2-18-224-101-244.us-east-2.compute.amazonaws.com | ||||||
| A | 44.245.249.202🇺🇸 Amazon | ||||||
| PTR | ec2-44-245-249-202.us-west-2.compute.amazonaws.com | ||||||
| A | 52.25.213.239🇺🇸 Amazon | ||||||
| PTR | ec2-52-25-213-239.us-west-2.compute.amazonaws.com | ||||||
| A | 52.37.49.26🇺🇸 Amazon | ||||||
| PTR | ec2-52-37-49-26.us-west-2.compute.amazonaws.com | ||||||
classi4u.com
| NS | ns-cloud-e1.googledomains.com | ||||||
| NS | ns-cloud-e2.googledomains.com | ||||||
| NS | ns-cloud-e3.googledomains.com | ||||||
| NS | ns-cloud-e4.googledomains.com | ||||||
| MX | mx.sendgrid.net | ||||||
| A | 35.190.86.134🇺🇸 Google | ||||||
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.