Robtex

Up: 34.141.0.0/16
Can't show all results, try to descend to a more specific CIDR
Down left: 34.141.128.0/18
Down right: 34.141.192.0/18

IP	Type	Hostname
34.141.183.105	PTR	105.183.141.34.bc.googleusercontent.com
34.141.220.14	PTR	14.220.141.34.bc.googleusercontent.com
34.141.234.191	A	ssp.api.tappx.com
34.141.253.237	PTR	237.253.141.34.bc.googleusercontent.com