MXLIST.NET - cognitive-app.slack.com

Search for IP or hostnames:

cognitive-app.slack.com checked at 2025-10-20T21:57:00.340Z 295ms 128/128/128 100% R:12

`cognitive-app.slack.com`

MX	`inbound-smtp.us-east-1.amazonaws.com`
		A	3.211.210.226^{🇺🇸 Amazon}
			PTR	`ec2-3-211-210-226.compute-1.amazonaws.com`
		A	44.206.9.87^{🇺🇸 Amazon}
			PTR	`ec2-44-206-9-87.compute-1.amazonaws.com`
		A	44.210.166.32^{🇺🇸 Amazon}
			PTR	`ec2-44-210-166-32.compute-1.amazonaws.com`
		A	54.164.173.191^{🇺🇸 Amazon}
			PTR	`ec2-54-164-173-191.compute-1.amazonaws.com`
		A	54.197.5.236^{🇺🇸 Amazon}
			PTR	`ec2-54-197-5-236.compute-1.amazonaws.com`
A	3.22.139.176^{🇺🇸 Amazon}
		PTR	`ec2-3-22-139-176.us-east-2.compute.amazonaws.com`
A	3.129.123.235^{🇺🇸 Amazon}
		PTR	`ec2-3-129-123-235.us-east-2.compute.amazonaws.com`
A	3.130.95.182^{🇺🇸 Amazon}
		PTR	`ec2-3-130-95-182.us-east-2.compute.amazonaws.com`
A	3.134.44.134^{🇺🇸 Amazon}
		PTR	`ec2-3-134-44-134.us-east-2.compute.amazonaws.com`
A	3.142.111.40^{🇺🇸 Amazon}
		PTR	`ec2-3-142-111-40.us-east-2.compute.amazonaws.com`
A	3.143.19.65^{🇺🇸 Amazon}
		PTR	`ec2-3-143-19-65.us-east-2.compute.amazonaws.com`
A	3.143.53.1^{🇺🇸 Amazon}
		PTR	`ec2-3-143-53-1.us-east-2.compute.amazonaws.com`
A	18.216.36.190^{🇺🇸 Amazon}
		PTR	`ec2-18-216-36-190.us-east-2.compute.amazonaws.com`
A	18.221.229.81^{🇺🇸 Amazon}
		PTR	`ec2-18-221-229-81.us-east-2.compute.amazonaws.com`

`slack.com`

	NS	`ns-166.awsdns-20.com`
	MX	`aspmx2.googlemail.com`
	MX	`aspmx3.googlemail.com`
	NS	`ns-606.awsdns-11.net`
	NS	`ns-1493.awsdns-58.org`
	MX	`aspmx.l.google.com`
	NS	`ns-1901.awsdns-45.co.uk`
	MX	`alt1.aspmx.l.google.com`
	MX	`alt2.aspmx.l.google.com`
	A	3.22.139.176^{🇺🇸 Amazon}
	A	3.129.123.235^{🇺🇸 Amazon}
	A	3.130.95.182^{🇺🇸 Amazon}
	A	3.134.44.134^{🇺🇸 Amazon}
	A	3.142.111.40^{🇺🇸 Amazon}
	A	3.143.19.65^{🇺🇸 Amazon}
	A	3.143.53.1^{🇺🇸 Amazon}
	A	18.216.36.190^{🇺🇸 Amazon}
	A	18.221.229.81^{🇺🇸 Amazon}

rank #488 globally
rank #309 in the tld
This domain, slack.com, is the official website for Slack, a business communication platform. Slack offers a variety of features such as direct messaging, group chats, and topic-specific channels to help teams communicate and collaborate more effectively. In addition to its communication features, it also allows integration with other services like Google Drive, Trello, and Dropbox.

AI analysis

cognitive-app.slack.com points to nine IP numbers: 3.22.139.176, 3.129.123.235, 3.130.95.182, 3.134.44.134, 3.142.111.40, 3.143.19.65, 3.143.53.1, 18.216.36.190 and 18.221.229.81.

other host names include ucfsdscjointchat.slack.com, intentional.slack.com, kingdoms-inc.slack.com, nh-dph.slack.com and hmrcdigital.slack.com; they share IP numbers with cognitive-app.slack.com.

cognitive-app.slack.com is handled by a single mail server, inbound-smtp.us-east-1.amazonaws.com.

cognitive-app.slack.com uses the same mail server setup as other domains, for instance nvidia.partners, jet2.slack.com, axfood.slack.com, devttn.com and aura-technologies.com.

cognitive-app.slack.com shares at least partially some mail servers with other domains, for instance cksw.co, graeme-mcgillivray-online.com, vizorsoftware.atlassian.net, timesgroup.jira.com and meddata.atlassian.net.

these mail servers are commonly used together with inbound-smtp.us-west-2.amazonaws.com.

inbound-smtp.us-east-1.amazonaws.com resolves to five IP numbers: 3.211.210.226, 44.206.9.87, 44.210.166.32, 54.164.173.191 and 54.197.5.236.

dbq