Robtex

Up: 192.158.30.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 192.158.30.0/26
Down right: 192.158.30.64/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.158.30.0	A+PTR	0.30.158.192.bc.googleusercontent.com
192.158.30.1	PTR	1.30.158.192.bc.googleusercontent.com
192.158.30.2	A+PTR	2.30.158.192.bc.googleusercontent.com
192.158.30.3	A+PTR	3.30.158.192.bc.googleusercontent.com
192.158.30.5	PTR	5.30.158.192.bc.googleusercontent.com
192.158.30.6	A+PTR	6.30.158.192.bc.googleusercontent.com
192.158.30.6	A	www.defectivecontact.tradebit.de
192.158.30.6	A	*.defectivecontact.tradebit.de
192.158.30.7	PTR	7.30.158.192.bc.googleusercontent.com
192.158.30.8	A	8.30.158.192.bc.googleusercontent.com
192.158.30.9	PTR	9.30.158.192.bc.googleusercontent.com
192.158.30.11	A+PTR	11.30.158.192.bc.googleusercontent.com
192.158.30.12	PTR	12.30.158.192.bc.googleusercontent.com
192.158.30.13	PTR	13.30.158.192.bc.googleusercontent.com
192.158.30.16	PTR	16.30.158.192.bc.googleusercontent.com
192.158.30.16	A	zhaoqc-github-io-zhaoqc-4.c9.io
192.158.30.16	A	*.cloud9ide.com
192.158.30.18	PTR	18.30.158.192.bc.googleusercontent.com
192.158.30.18	A	swooplinux.org
192.158.30.18	A	properson.dk
192.158.30.21	PTR	21.30.158.192.bc.googleusercontent.com
192.158.30.23	A+PTR	23.30.158.192.bc.googleusercontent.com
192.158.30.27	A+PTR	27.30.158.192.bc.googleusercontent.com
192.158.30.28	PTR	28.30.158.192.bc.googleusercontent.com
192.158.30.29	A+PTR	29.30.158.192.bc.googleusercontent.com
192.158.30.29	A	itraffic.co
192.158.30.30	A+PTR	30.30.158.192.bc.googleusercontent.com
192.158.30.32	A+PTR	32.30.158.192.bc.googleusercontent.com
192.158.30.33	A+PTR	33.30.158.192.bc.googleusercontent.com
192.158.30.34	A+PTR	34.30.158.192.bc.googleusercontent.com
192.158.30.36	PTR	36.30.158.192.bc.googleusercontent.com
192.158.30.36	A	a.betweendigital.com
192.158.30.37	A+PTR	37.30.158.192.bc.googleusercontent.com
192.158.30.39	PTR	39.30.158.192.bc.googleusercontent.com
192.158.30.39	A	kitcstone.net
192.158.30.39	A	breachtheempire.com
192.158.30.41	A+PTR	41.30.158.192.bc.googleusercontent.com
192.158.30.43	PTR	43.30.158.192.bc.googleusercontent.com
192.158.30.45	PTR	45.30.158.192.bc.googleusercontent.com
192.158.30.47	PTR	47.30.158.192.bc.googleusercontent.com
192.158.30.50	PTR	50.30.158.192.bc.googleusercontent.com
192.158.30.53	PTR	53.30.158.192.bc.googleusercontent.com
192.158.30.58	PTR	58.30.158.192.bc.googleusercontent.com
192.158.30.59	A	59.30.158.192.bc.googleusercontent.com
192.158.30.60	A	mobileize.co.uk
192.158.30.64	PTR	64.30.158.192.bc.googleusercontent.com
192.158.30.68	A	nicefuckingmeme.com
192.158.30.70	A+PTR	70.30.158.192.bc.googleusercontent.com
192.158.30.71	PTR	71.30.158.192.bc.googleusercontent.com
192.158.30.73	PTR	73.30.158.192.bc.googleusercontent.com
192.158.30.75	A	twwimg.com
192.158.30.76	PTR	76.30.158.192.bc.googleusercontent.com
192.158.30.77	PTR	77.30.158.192.bc.googleusercontent.com
192.158.30.78	PTR	78.30.158.192.bc.googleusercontent.com
192.158.30.79	A	79.30.158.192.bc.googleusercontent.com
192.158.30.80	PTR	80.30.158.192.bc.googleusercontent.com
192.158.30.82	PTR	82.30.158.192.bc.googleusercontent.com
192.158.30.84	PTR	84.30.158.192.bc.googleusercontent.com
192.158.30.85	PTR	85.30.158.192.bc.googleusercontent.com
192.158.30.86	A+PTR	86.30.158.192.bc.googleusercontent.com
192.158.30.87	PTR	87.30.158.192.bc.googleusercontent.com
192.158.30.89	A+PTR	89.30.158.192.bc.googleusercontent.com
192.158.30.92	PTR	92.30.158.192.bc.googleusercontent.com
192.158.30.93	PTR	93.30.158.192.bc.googleusercontent.com
192.158.30.94	PTR	94.30.158.192.bc.googleusercontent.com
192.158.30.99	PTR	99.30.158.192.bc.googleusercontent.com
192.158.30.100	A+PTR	100.30.158.192.bc.googleusercontent.com
192.158.30.101	A+PTR	101.30.158.192.bc.googleusercontent.com
192.158.30.103	PTR	103.30.158.192.bc.googleusercontent.com
192.158.30.104	A	104.30.158.192.bc.googleusercontent.com
192.158.30.105	A	inexma.it
192.158.30.106	PTR	106.30.158.192.bc.googleusercontent.com
192.158.30.106	A	ns5.maine-coons-ireland.com
192.158.30.106	A	wooster.rojer.pp.ru
192.158.30.107	PTR	107.30.158.192.bc.googleusercontent.com
192.158.30.111	A+PTR	111.30.158.192.bc.googleusercontent.com
192.158.30.112	A+PTR	112.30.158.192.bc.googleusercontent.com
192.158.30.113	PTR	113.30.158.192.bc.googleusercontent.com
192.158.30.121	PTR	121.30.158.192.bc.googleusercontent.com