MXLIST.NET - mx1b.celero.ca

Search for IP or hostnames:

mx1b.celero.ca checked at 2025-10-22T20:34:39.174Z 131ms 33/33/33 100% R:13

`mx1b.celero.ca`

	A	198.161.254.131
			PTR	`mx1b.celero.ca`

	NS	`dns31.cloudns.net`
	NS	`dns32.cloudns.net`
	NS	`dns33.cloudns.net`
	NS	`dns34.cloudns.net`
	MX	`celero-ca.mail.protection.outlook.com`
	A	141.193.213.20^{🇺🇸 Cloudflare London}
	A	141.193.213.21^{🇺🇸 Cloudflare London}

131.254.161.198.in-addr.arpa

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mx1a.celero.ca and mx2.celero.ca are commonly used as mail servers together with mx1b.celero.ca.

mx1b.celero.ca points to a single IP number: 198.161.254.131.

Other host names, for instance mx1.celero.ca, share IP numbers with mx1b.celero.ca.

dbq