WWW.RTSAK.COM - smtp1.cs-air.com

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smtp1.cs-air.com checked at 2025-10-08T06:06:55.907Z 4970ms 38/38/38 100% R:23

`smtp1.cs-air.com`

A	59.41.199.133^{🇨🇳 China Telecom}
		PTR	`smtp1.cs-air.com`
		PTR	`mx1.csair.com`
		PTR	`mx2.csair.com`
A	157.122.72.133^{🇨🇳 CNCGROUP-GZ}
		PTR	`smtp1.cs-air.com`
		PTR	`mx1.csair.com`
		PTR	`mx2.csair.com`
A	183.236.6.133^{🇨🇳 China Mobile Communications Group Co., Ltd.}
		PTR	`smtp1.cs-air.com`
		PTR	`mx1.csair.com`
		PTR	`mx2.csair.com`

rank #94106 globally
rank #47095 in the tld

133.6.236.183.in-addr.arpa

133.72.122.157.in-addr.arpa

133.199.41.59.in-addr.arpa

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smtp1.cs-air.com serves as the mail server for cs-air.com and csair.com.

mx1.csair.com and mx2.csair.com commonly serve as mail servers along with smtp1.cs-air.com.

Other host names, for example mx2.csair.com and smtp1.csair.com, share IPs with smtp1.cs-air.com.

dbq