CF1759589176965-tsm20251004101907

IPLIST.NET - smtp.4web.ca

Search for IP or hostnames:

smtp.4web.ca checked at 2025-10-04T14:46:16.951Z 240ms 60/60/60 100% R:18

smtp.4web.ca

CNAMEsmtp.antispamcloud.com
A2001:550:2:3::62:101 🇺🇸 Cogent Communications, Inc.
PTRfe2-r2-out.la10.l.antispamcloud.com
A2001:550:2:61::2fc:101 🇺🇸 Cogent Communications, Inc.
A2001:550:2:78::ca:101 🇺🇸 Cogent Communications, Inc.
PTRfe3-r2-out.atl06.l.antispamcloud.com
A38.71.16.245🇺🇸 I-3
PTRfe2-r2-out.la10.l.antispamcloud.com
A38.89.254.227🇺🇸 I-3
PTRfe1-r2-out.ch03.l.antispamcloud.com
A38.101.250.151🇺🇸 I-3
PTRfe3-r2-out.atl06.l.antispamcloud.com

4web.ca

NSdayana.ns.cloudflare.com
NSmarek.ns.cloudflare.com
MX4web-ca.mail.protection.outlook.com
A2606:4700:3031::6815:148b 🇺🇸 Cloudflare
A2606:4700:3037::ac43:c0f2 🇺🇸 Cloudflare
A104.21.20.139 Cloudflare
A172.67.192.242🇺🇸 Cloudflare

Starts with same word

Starts similarily

AI analysis

smtp.4web.ca maps to six IP numbers: 2001:550:2:3::62:101, 2001:550:2:61::2fc:101, 2001:550:2:78::ca:101, 38.71.16.245, 38.89.254.227 and 38.101.250.151.

Other host names such as us.smtp.antispamcloud.com, smtp.antispamcloud.com, fe1-r2-out.ch03.l.antispamcloud.com, fe3-r2-out.atl06.l.antispamcloud.com and fe2-r2-out.la10.l.antispamcloud.com share IPs with smtp.4web.ca.

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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