Robtex

Up: 212.82.96.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 212.82.98.0/24
Down right: 212.82.99.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.82.98.1	PTR	ha1.vl-131.bas-2-prd.ir2.yahoo.com
212.82.98.6	PTR	ve-31.slb2-2-prd.ir2.yahoo.com
212.82.98.7	PTR	unknown-212-82-98-x.yahoo.com
212.82.98.12	PTR	unknown-212-82-98-x.yahoo.com
212.82.98.36	PTR	omp1005.bt.mail.ir2.yahoo.com
212.82.98.37	A	omp1006.bt.mail.ir2.yahoo.com
212.82.98.39	A	omp1008.bt.mail.ir2.yahoo.com
212.82.98.44	PTR	tm5.bt.bullet.mail.ir2.yahoo.com
212.82.98.45	A+PTR	tm6.bt.bullet.mail.ir2.yahoo.com
212.82.98.48	A	tm1.bullet.mail.ir2.yahoo.com
212.82.98.49	A+PTR	tm2.bullet.mail.ir2.yahoo.com
212.82.98.51	A+PTR	tm4.bullet.mail.ir2.yahoo.com
212.82.98.53	PTR	unknown.yahoo.com
212.82.98.53	A	tm6.bullet.mail.ir2.yahoo.com
212.82.98.54	A+PTR	tm7.bullet.mail.ir2.yahoo.com
212.82.98.56	A+PTR	tm9.bullet.mail.ir2.yahoo.com
212.82.98.58	PTR	tm11.bullet.mail.ir2.yahoo.com
212.82.98.59	A+PTR	tm12.bullet.mail.ir2.yahoo.com
212.82.98.60	PTR	tm13.bullet.mail.ir2.yahoo.com
212.82.98.61	A+PTR	tm14.bullet.mail.ir2.yahoo.com
212.82.98.62	PTR	unknown.yahoo.com
212.82.98.62	A	tm15.bullet.mail.ir2.yahoo.com
212.82.98.63	A+PTR	tm16.bullet.mail.ir2.yahoo.com
212.82.98.64	PTR	omp1001.mail.ir2.yahoo.com
212.82.98.66	PTR	unknown.yahoo.com
212.82.98.66	A	omp1003.mail.ir2.yahoo.com
212.82.98.67	A+PTR	omp1004.mail.ir2.yahoo.com
212.82.98.68	A+PTR	omp1005.mail.ir2.yahoo.com
212.82.98.69	A+PTR	omp1006.mail.ir2.yahoo.com
212.82.98.72	PTR	unknown.yahoo.com
212.82.98.72	A	omp1009.mail.ir2.yahoo.com
212.82.98.73	PTR	omp1010.mail.ir2.yahoo.com
212.82.98.75	A+PTR	omp1012.mail.ir2.yahoo.com
212.82.98.76	PTR	omp1013.mail.ir2.yahoo.com
212.82.98.77	PTR	omp1014.mail.ir2.yahoo.com
212.82.98.79	PTR	unknown-212-82-98-x.yahoo.com
212.82.98.79	A	omp1016.mail.ir2.yahoo.com
212.82.98.81	PTR	omp1018.mail.ir2.yahoo.com
212.82.98.83	A+PTR	omp1020.mail.ir2.yahoo.com
212.82.98.84	A+PTR	omp1021.mail.ir2.yahoo.com
212.82.98.85	A+PTR	omp1022.mail.ir2.yahoo.com
212.82.98.86	PTR	omp1023.mail.ir2.yahoo.com
212.82.98.87	PTR	unknown-212-82-98-x.yahoo.com
212.82.98.87	A	omp1024.mail.ir2.yahoo.com
212.82.98.88	A+PTR	omp1025.mail.ir2.yahoo.com
212.82.98.89	PTR	unknown-212-82-98-x.yahoo.com
212.82.98.89	A	omp1026.mail.ir2.yahoo.com
212.82.98.90	PTR	omp1027.mail.ir2.yahoo.com
212.82.98.94	A+PTR	omp1031.mail.ir2.yahoo.com
212.82.98.95	A	omp1032.mail.ir2.yahoo.com
212.82.98.96	PTR	omp1033.mail.ir2.yahoo.com
212.82.98.97	A+PTR	omp1034.mail.ir2.yahoo.com
212.82.98.99	A+PTR	omp1036.mail.ir2.yahoo.com
212.82.98.100	A+PTR	omp1037.mail.ir2.yahoo.com
212.82.98.101	PTR	unknown-212-82-98-x.yahoo.com
212.82.98.102	A	omp1039.mail.ir2.yahoo.com
212.82.98.103	PTR	unknown-212-82-98-x.yahoo.com
212.82.98.103	A	omp1040.mail.ir2.yahoo.com
212.82.98.104	A+PTR	omp1041.mail.ir2.yahoo.com
212.82.98.105	A+PTR	omp1042.mail.ir2.yahoo.com
212.82.98.106	A	omp1043.mail.ir2.yahoo.com
212.82.98.108	PTR	unknown-212-82-98-x.yahoo.com
212.82.98.108	A	omp1045.mail.ir2.yahoo.com
212.82.98.109	PTR	omp1046.mail.ir2.yahoo.com
212.82.98.110	A+PTR	omp1047.mail.ir2.yahoo.com
212.82.98.111	A+PTR	omp1048.mail.ir2.yahoo.com
212.82.98.113	A+PTR	omp1050.mail.ir2.yahoo.com
212.82.98.114	PTR	sendmailws161.mail.ir2.yahoo.com
212.82.98.115	A+PTR	sendmailws162.mail.ir2.yahoo.com
212.82.98.116	PTR	omp1053.mail.ir2.yahoo.com
212.82.98.117	A+PTR	sendmailws164.mail.ir2.yahoo.com
212.82.98.118	A+PTR	sendmailws165.mail.ir2.yahoo.com
212.82.98.119	PTR	omp1056.mail.ir2.yahoo.com
212.82.98.119	A	sendmailws166.mail.ir2.yahoo.com
212.82.98.120	A+PTR	sendmailws167.mail.ir2.yahoo.com
212.82.98.120	A	omp1057.mail.ir2.yahoo.com
212.82.98.121	A+PTR	sendmailws168.mail.ir2.yahoo.com
212.82.98.123	A+PTR	sendmailws101b.mail.ir2.yahoo.com
212.82.98.124	A+PTR	tm17.bullet.mail.ir2.yahoo.com
212.82.98.125	A+PTR	tm18.bullet.mail.ir2.yahoo.com
212.82.98.126	PTR	unknown-212-82-98-x.yahoo.com
212.82.98.126	A	tm19.bullet.mail.ir2.yahoo.com
212.82.98.127	A+PTR	tm20.bullet.mail.ir2.yahoo.com
212.82.98.130	A+PTR	t3.bullet.mail.ir2.yahoo.com
212.82.98.135	A+PTR	n5-vm1.bullet.mail.ir2.yahoo.com
212.82.98.151	A	n8.bullet.mail.ir2.yahoo.com
212.82.98.159	A+PTR	nm8.bt.bullet.mail.ir2.yahoo.com
212.82.98.204	A	n2-vm3.bullet.mail.ir2.yahoo.com
212.82.98.223	A	n5-vm5.bullet.mail.ir2.yahoo.com
212.82.98.224	A	n6-vm5.bullet.mail.ir2.yahoo.com
212.82.98.232	A	n6-vm6.bullet.mail.ir2.yahoo.com
212.82.98.235	A	n1-vm7.bullet.mail.ir2.yahoo.com
212.82.98.237	A	n3-vm7.bullet.mail.ir2.yahoo.com
212.82.98.240	A+PTR	n6-vm7.bullet.mail.ir2.yahoo.com
212.82.98.241	A+PTR	n7-vm7.bullet.mail.ir2.yahoo.com
212.82.98.244	A+PTR	n2-vm8.bullet.mail.ir2.yahoo.com
212.82.98.247	A	n5-vm8.bullet.mail.ir2.yahoo.com
212.82.99.0	PTR	unknown-212-82-99-x.yahoo.com
212.82.99.1	PTR	mc1001.mail.ir2.yahoo.com
212.82.99.18	PTR	mc1018.mail.ir2.yahoo.com
212.82.99.148	A+PTR	mscache.grp.vip.ir2.yahoo.com
212.82.99.148	A	xa1.yimg.com
212.82.99.148	A	any-media.groups.a03.yahoodns.net
212.82.99.158	PTR	yts1.global.media.vip.ir2.yahoo.com
212.82.99.158	A	yts1.global.media.g03.yahoodns.net
212.82.99.158	A	any-yts1.global.media.a05.yahoodns.net
212.82.99.159	PTR	unknown-212-82-99-x.yahoo.com
212.82.99.164	PTR	sky11305.mail.ir2.yahoo.com
212.82.99.164	A	lipowa.biz
212.82.99.166	PTR	sky11307.mail.ir2.yahoo.com
212.82.99.166	A	electrohunter.de
212.82.99.176	PTR	unknown-212-82-99-x.yahoo.com
212.82.99.177	PTR	unknown-212-82-99-x.yahoo.com
212.82.99.178	A+PTR	fe2.syc.search.vip.ir2.yahoo.com
212.82.99.179	A+PTR	jcache1.global.media.vip.ir2.yahoo.com
212.82.99.180	PTR	unknown-212-82-99-x.yahoo.com
212.82.99.180	A	emea-any.sbl.ysm.yahoodns.net
212.82.99.180	A	html.eu.overture.com
212.82.99.181	PTR	unknown-212-82-99-x.yahoo.com
212.82.99.182	PTR	unknown-212-82-99-x.yahoo.com
212.82.99.183	PTR	unknown-212-82-99-x.yahoo.com
212.82.99.184	PTR	unknown-212-82-99-x.yahoo.com
212.82.99.185	PTR	unknown-212-82-99-x.yahoo.com
212.82.99.186	PTR	unknown-212-82-99-x.yahoo.com
212.82.99.187	PTR	unknown-212-82-99-x.yahoo.com
212.82.99.188	PTR	unknown-212-82-99-x.yahoo.com
212.82.99.189	PTR	unknown-212-82-99-x.yahoo.com
212.82.99.190	PTR	unknown-212-82-99-x.yahoo.com
212.82.99.191	PTR	unknown-212-82-99-x.yahoo.com
212.82.99.237	A	nm6-vm8.bt.bullet.mail.ir2.yahoo.com
212.82.99.241	A+PTR	nm2-vm9.bt.bullet.mail.ir2.yahoo.com
212.82.99.255	PTR	unknown-212-82-99-x.yahoo.com