Robtex

Up: 77.88.52.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 77.88.54.0/24
Down right: 77.88.55.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
77.88.54.7	A+PTR	cache-novosibmts01.cdn.yandex.net
77.88.54.8	A	cache-novosibmts02.cdn.yandex.net
77.88.54.9	A	cache-novosibmts03.cdn.yandex.net
77.88.54.10	A+PTR	cache-novosibmts04.cdn.yandex.net
77.88.54.11	A+PTR	cache-novosibmts05.cdn.yandex.net
77.88.54.12	A+PTR	cache-novosibmts06.cdn.yandex.net
77.88.54.65	A+PTR	w-dev1.yandex.net
77.88.54.66	A+PTR	w-dev3.yandex.net
77.88.54.67	A	w-dev2.yandex.net
77.88.54.128	A	net-nsk-vlan542.yandex.net
77.88.54.128	A	net-nsk-vlan2612.yandex.net
77.88.54.177	A	strm-novosibmts01.strm.yandex.net
77.88.54.178	A	strm-novosibmts02.strm.yandex.net
77.88.54.179	A	strm-novosibmts03.strm.yandex.net
77.88.54.180	A	strm-novosibmts04.strm.yandex.net
77.88.54.181	A	strm-novosibmts05.strm.yandex.net
77.88.54.182	A	strm-novosibmts06.strm.yandex.net
77.88.54.197	A	up01b.video.yandex.ru
77.88.54.198	A+PTR	up02b.video.yandex.ru
77.88.54.202	A	clip05b.video.yandex.net
77.88.55.50	PTR	yandex.ru
77.88.55.50	A	www.yandex.ru
77.88.55.50	A	www.garaev.biz
77.88.55.55	PTR	yandex.ru
77.88.55.55	A	mail.cardserver.pp.ua
77.88.55.55	A	virthost.org
77.88.55.60	A+PTR	yandex.ru
77.88.55.60	A	www.garaev.biz
77.88.55.60	A	logysgoods.racing
77.88.55.66	A+PTR	yandex.ru
77.88.55.66	A	www.yandex.ru
77.88.55.66	A	xn--e1aihik.xn--p1ai
77.88.55.70	PTR	yandex.ru
77.88.55.70	A	www.yandex.ru
77.88.55.70	A	yandex.tj
77.88.55.77	A+PTR	yandex.ru
77.88.55.77	A	yandex.com.ge
77.88.55.77	A	xn--2017-83d2cappbm0b1b0h.xn--p1acf
77.88.55.80	PTR	yandex.ru
77.88.55.80	A	yandex.com.ge
77.88.55.80	A	yandex.eu
77.88.55.88	A+PTR	yandex.ru
77.88.55.88	A	www.l2zone.ru
77.88.55.88	A	xn--80adkkcaf1achbfzihai5i.xn--p1ai