Robtex

Up: 148.243.36.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 148.243.37.0/25
Down right: 148.243.37.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
148.243.37.11	A+PTR	na-148-243-37-11.static.avantel.net.mx
148.243.37.18	A+PTR	na-148-243-37-18.static.avantel.net.mx
148.243.37.23	PTR	na-148-243-37-23.static.avantel.net.mx
148.243.37.25	A+PTR	na-148-243-37-25.static.avantel.net.mx
148.243.37.27	A+PTR	na-148-243-37-27.static.avantel.net.mx
148.243.37.42	A+PTR	na-148-243-37-42.static.avantel.net.mx
148.243.37.49	PTR	na-148-243-37-49.static.avantel.net.mx
148.243.37.49	A	tiempoaire.com
148.243.37.73	A+PTR	na-148-243-37-73.static.avantel.net.mx
148.243.37.77	A+PTR	na-148-243-37-77.static.avantel.net.mx
148.243.37.87	A+PTR	na-148-243-37-87.static.avantel.net.mx
148.243.37.90	A	www.bdtravelsolution.com.mx
148.243.37.90	A	e-travelsolution.com.mx
148.243.37.90	A	www.bdtravelsolution.com
148.243.37.92	A+PTR	na-148-243-37-92.static.avantel.net.mx
148.243.37.94	A+PTR	na-148-243-37-94.static.avantel.net.mx
148.243.37.94	A	anyconnect2.bestday.com
148.243.37.101	A+PTR	na-148-243-37-101.static.avantel.net.mx
148.243.37.105	A+PTR	na-148-243-37-105.static.avantel.net.mx
148.243.37.106	A+PTR	na-148-243-37-106.static.avantel.net.mx
148.243.37.110	A+PTR	na-148-243-37-110.static.avantel.net.mx
148.243.37.112	A+PTR	na-148-243-37-112.static.avantel.net.mx
148.243.37.114	A+PTR	na-148-243-37-114.static.avantel.net.mx
148.243.37.122	A+PTR	na-148-243-37-122.static.avantel.net.mx
148.243.37.125	A+PTR	na-148-243-37-125.static.avantel.net.mx
148.243.37.131	A+PTR	mail.realresorts.com
148.243.37.131	A	mail.hyattzivapv.com
148.243.37.131	A	mail.real.com.mx
148.243.37.132	A+PTR	mail.realresorts.com.mx
148.243.37.136	A+PTR	na-148-243-37-136.static.avantel.net.mx
148.243.37.142	A	ftp.realresorts.com
148.243.37.151	A+PTR	na-148-243-37-151.static.avantel.net.mx
148.243.37.158	A+PTR	na-148-243-37-158.static.avantel.net.mx
148.243.37.161	PTR	na-148-243-37-161.static.avantel.net.mx
148.243.37.167	A+PTR	na-148-243-37-167.static.avantel.net.mx
148.243.37.168	A+PTR	na-148-243-37-168.static.avantel.net.mx
148.243.37.171	A+PTR	na-148-243-37-171.static.avantel.net.mx
148.243.37.181	A+PTR	na-148-243-37-181.static.avantel.net.mx
148.243.37.182	A+PTR	na-148-243-37-182.static.avantel.net.mx
148.243.37.188	A+PTR	na-148-243-37-188.static.avantel.net.mx
148.243.37.195	A+PTR	na-148-243-37-195.static.avantel.net.mx
148.243.37.207	PTR	na-148-243-37-207.static.avantel.net.mx
148.243.37.210	A+PTR	na-148-243-37-210.static.avantel.net.mx
148.243.37.212	A+PTR	na-148-243-37-212.static.avantel.net.mx
148.243.37.217	A+PTR	na-148-243-37-217.static.avantel.net.mx
148.243.37.229	A	mail.rccancun.com
148.243.37.237	A+PTR	na-148-243-37-237.static.avantel.net.mx
148.243.37.238	A+PTR	na-148-243-37-238.static.avantel.net.mx
148.243.37.238	A	dns3.internetmovilcancun.com.mx
148.243.37.238	A	dns2.internetmovilcancun.com.mx
148.243.37.239	A+PTR	na-148-243-37-239.static.avantel.net.mx
148.243.37.239	A	dns1.internetmovilcancun.com.mx
148.243.37.242	A+PTR	na-148-243-37-242.static.avantel.net.mx
148.243.37.245	A+PTR	na-148-243-37-245.static.avantel.net.mx
148.243.37.250	A+PTR	na-148-243-37-250.static.avantel.net.mx
148.243.37.252	A+PTR	na-148-243-37-252.static.avantel.net.mx
148.243.37.253	A+PTR	na-148-243-37-253.static.avantel.net.mx