Robtex

Up: 212.30.4.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 212.30.5.0/25
Down right: 212.30.5.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
212.30.5.1	A	pp-5-1.partypoker.com
212.30.5.2	PTR	gany-0-0-0-1.34.network.sure.com
212.30.5.2	A	pp-5-2.partypoker.com
212.30.5.3	A	pp-5-3.partypoker.com
212.30.5.6	A	pp-5-6.partypoker.com
212.30.5.7	A	pp-5-7.partypoker.com
212.30.5.8	A	pp-5-8.partypoker.com
212.30.5.10	A	pp-5-10.partypoker.com
212.30.5.13	A	pp-5-13.partypoker.com
212.30.5.20	A	pp-5-20.partypoker.com
212.30.5.20	A	www1.partypoker.net
212.30.5.21	A	pp-5-21.partypoker.com
212.30.5.22	PTR	jfor01-be2.4.network.sure.com
212.30.5.22	A	pp-5-22.partypoker.com
212.30.5.23	A+PTR	pp-5-23.partypoker.com
212.30.5.24	A	pp-5-24.partypoker.com
212.30.5.25	A	pp-5-25.partypoker.com
212.30.5.26	A+PTR	pp-5-26.partypoker.com
212.30.5.27	A	pp-5-27.partypoker.com
212.30.5.28	A	pp-5-28.partypoker.com
212.30.5.29	A	pp-5-29.partypoker.com
212.30.5.31	A	pp-5-31.partypoker.com
212.30.5.33	A	pp-5-33.partypoker.com
212.30.5.35	A	pp-5-35.partypoker.com
212.30.5.43	A	pp-5-43.partypoker.com
212.30.5.47	A	pp-5-47.partypoker.com
212.30.5.49	A	pp-5-49.partypoker.com
212.30.5.55	A	pp-5-55.partypoker.com
212.30.5.60	A	pp-5-60.partypoker.com
212.30.5.71	A	pp-5-71.partypoker.com
212.30.5.72	A	pp-5-72.partypoker.com
212.30.5.73	A	pp-5-73.partypoker.com
212.30.5.77	A	pp-5-77.partypoker.com
212.30.5.85	A+PTR	pp-5-85.partypoker.com
212.30.5.87	A	pp-5-87.partypoker.com
212.30.5.96	A	pp-5-96.partypoker.com
212.30.5.99	A	pp-5-99.partypoker.com
212.30.5.101	A	pp-5-101.partypoker.com
212.30.5.103	A	pp-5-103.partypoker.com
212.30.5.110	A	pp-5-110.partypoker.com
212.30.5.114	A	pp-5-114.partypoker.com
212.30.5.116	A	pp-5-116.partypoker.com
212.30.5.118	A	pp-5-118.partypoker.com
212.30.5.123	A	pp-5-123.partypoker.com
212.30.5.125	A	pp-5-125.partypoker.com
212.30.5.126	PTR	pp-5-126.partypoker.com
212.30.5.126	A	occ-1-1741-300.1.nflxso.net
212.30.5.188	PTR	c001.guer001.sure.isp.nflxvideo.net
212.30.5.188	A	occ-0-1725-300.1.nflxso.net
212.30.5.188	A	ipv4-c001-gci001-sure-isp.ftl.nflxvideo.net
212.30.5.190	PTR	c001.jeri.sure.isp.nflxvideo.net
212.30.5.190	A	occ-1-1741-300.1.nflxso.net
212.30.5.190	A	occ-2-1741-300.1.nflxso.net
212.30.5.204	PTR	cache.google.com
212.30.5.204	A	r1---sn-n0gxpou-bjpe.googlevideo.com
212.30.5.205	PTR	cache.google.com
212.30.5.205	A	r2.sn-n0gxpou-bjpe.googlevideo.com
212.30.5.205	A	r2---sn-n0gxpou-bjpe.googlevideo.com
212.30.5.206	PTR	cache.google.com
212.30.5.206	A	r3---sn-n0gxpou-bjpe.googlevideo.com