CF1763212574060-tsm20251109205412

WWW.ROBTEX.COM - mail21.messagelabs.com

Search for IP or hostnames:

mail21.messagelabs.com checked at 2025-11-15T13:16:14.046Z 97ms 224/224/224 100% R:10 allDone:true timedOut:false

`mail21.messagelabs.com`

	MX	`cluster6.eu.messagelabs.com`
			A	85.158.142.210^{🇬🇧 Google}
				PTR	`mail834.messagelabs.com`
			A	85.158.142.215^{🇬🇧 Google}
				PTR	`mail839.messagelabs.com`
			A	195.245.230.200^{🇬🇧 Google}
				PTR	`mail858.messagelabs.com`
			A	195.245.230.201^{🇬🇧 Google}
				PTR	`mail859.messagelabs.com`
			A	195.245.230.202^{🇬🇧 Google}
				PTR	`mail860.messagelabs.com`
			A	195.245.231.69^{🇬🇧 Google}
				PTR	`mail874.messagelabs.com`
			A	195.245.231.72^{🇬🇧 Google}
				PTR	`mail876.messagelabs.com`
			A	195.245.231.75^{🇬🇧 Google}
				PTR	`mail879.messagelabs.com`
	MX	`cluster6a.eu.messagelabs.com`
			A	85.158.142.210^{🇬🇧 Google}
				PTR	`mail834.messagelabs.com`
			A	85.158.142.214^{🇬🇧 Google}
				PTR	`mail838.messagelabs.com`
			A	85.158.142.215^{🇬🇧 Google}
				PTR	`mail839.messagelabs.com`
			A	195.245.230.200^{🇬🇧 Google}
				PTR	`mail858.messagelabs.com`
			A	195.245.230.201^{🇬🇧 Google}
				PTR	`mail859.messagelabs.com`
			A	195.245.230.202^{🇬🇧 Google}
				PTR	`mail860.messagelabs.com`
			A	195.245.231.72^{🇬🇧 Google}
				PTR	`mail876.messagelabs.com`
			A	195.245.231.75^{🇬🇧 Google}
				PTR	`mail879.messagelabs.com`

`messagelabs.com`

	NS	`ns-453.awsdns-56.com`
	NS	`ns-520.awsdns-01.net`
	NS	`ns-1296.awsdns-34.org`
	MX	`cluster6.eu.messagelabs.com`
	MX	`cluster6a.eu.messagelabs.com`
	NS	`ns-1714.awsdns-22.co.uk`
	A	50.112.202.115^{🇺🇸 Amazon}
	A	52.13.171.212^{🇺🇸 Amazon}
	A	54.68.22.26^{🇺🇸 Amazon}

rank #93948 globally
rank #46999 in the tld

PTR for

19.108.173.62.in-addr.arpa

MX for

Starts with same word

mail21.eu

mail21.nl

mail21.com

mail21.net

mail21.org

mail21.de

Starts similarily

lima21.com

21mail.com

mail12.chicappa.jp

mail12.ru

21mail.de

12mail.ru

mail21.eu

mail12.kinghost.net

lima12.com

mail12.net

mail12.de

1mail2.com

12mail.at

12mail.com

amil21.com

12mail.dk

mail12.nl

12mail.fr

mail21.nl

mail21.com

21mail.com.cn

mail12.com

12mail.net

12mail.nl

21mail.ru

mail21.net

mail12.de.com

mail21.org

mail21.de

21mail.net

12mail.org

12mail.biz

1mail2.dk

21mail.jp

1mail2.de

AI analysis

mail21.messagelabs.com serves as the mail server for sardverb.net, polar-cc.com, rentalsfrom02.com, cdsr.co.uk, tgw-systems.at and a few other domains.

mail23.messagelabs.com, cluster9.eu.messagelabs.com and cluster9a.eu.messagelabs.com are commonly used mail servers together with mail21.messagelabs.com.

Two mail servers handle mail21.messagelabs.com: cluster6.eu.messagelabs.com and cluster6a.eu.messagelabs.com.

mail21.messagelabs.com shares the same mail server setup as other domains, including tower-191.messagelabs.com, tower-136.messagelabs.com, mx0.us.messagelabs.com, zimbra.us.messagelabs.com and mail.imap.messagelabs.com.

Host names with eight IP numbers:

cluster6.eu.messagelabs.com points to: 85.158.142.210, 85.158.142.215, 195.245.230.200, 195.245.230.201, 195.245.230.202, 195.245.231.69, 195.245.231.72 and 195.245.231.75.

cluster6a.eu.messagelabs.com points to: 85.158.142.210, 85.158.142.214, 85.158.142.215, 195.245.230.200, 195.245.230.201, 195.245.230.202, 195.245.231.72 and 195.245.231.75.

Names pointing to 85.158.142.210: cluster6.eu.messagelabs.com and cluster6a.eu.messagelabs.com.

Names pointing to 85.158.142.215: cluster6.eu.messagelabs.com and cluster6a.eu.messagelabs.com.

Names pointing to 195.245.230.200: cluster6.eu.messagelabs.com and cluster6a.eu.messagelabs.com.

Names pointing to 195.245.230.201: cluster6.eu.messagelabs.com and cluster6a.eu.messagelabs.com.

Names pointing to 195.245.230.202: cluster6.eu.messagelabs.com and cluster6a.eu.messagelabs.com.

Names pointing to 195.245.231.72: cluster6.eu.messagelabs.com and cluster6a.eu.messagelabs.com.

Names pointing to 195.245.231.75: cluster6.eu.messagelabs.com and cluster6a.eu.messagelabs.com.

dbq