MXLIST.NET - smtpu21.ha.org.hk

Search for IP or hostnames:

smtpu21.ha.org.hk checked at 2025-11-23T10:42:21.615Z 700ms 26/26/26 100% R:11 allDone:true timedOut:false

`smtpu21.ha.org.hk`

	A	42.200.26.102^{🇭🇰 PCCW IMS}
			PTR	`smtpu21.ha.org.hk`

`ha.org.hk`

	NS	`ns15.imsbiz.com`
	NS	`ns1.ha.org.hk`
	NS	`ns2.ha.org.hk`
	MX	`smtpu11.ha.org.hk`
	MX	`smtpu21.ha.org.hk`
	MX	`smtpu31.ha.org.hk`
	MX	`smtpu41.ha.org.hk`

rank #54778 globally
rank #64 in the tld
This domain name belongs to the Hospital Authority of Hong Kong, a statutory body managing all the government hospitals and institutions in the region. The "ha" stands for Hospital Authority, indicating the organization's primary service. The ".org" suggests that it is an organization, while ".hk" is the country code top-level domain (ccTLD) for Hong Kong.

PTR for

102.26.200.42.in-addr.arpa

MX for

ha.org.hk

AI analysis

smtpu21.ha.org.hk serves as a mail server for ha.org.hk.

smtpu11.ha.org.hk, smtpu31.ha.org.hk and smtpu41.ha.org.hk are commonly used as mail servers together with smtpu21.ha.org.hk.

smtpu21.ha.org.hk resolves to one IP number: 42.200.26.102.

dbq