Robtex

Up: 148.240.128.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 148.240.128.0/22
Down right: 148.240.132.0/22

IP	Type	Hostname
148.240.129.105	PTR	dial-148-240-129-105.zone-1.ip.static-ftth.axtel.net.mx
148.240.133.17	PTR	dial-148-240-133-17.zone-1.ip.static-ftth.axtel.net.mx
148.240.135.34	PTR	dial-148-240-135-34.zone-1.ip.static-ftth.axtel.net.mx