Below are the top 20 TLDs listed in SURBL (unique counts).
Numbers on the left are counts of the domains in the TLDs on the right:

224137 com
108276 us
79414 biz
35468 work
34043 info
28319 net
25528 org
23137 host
20998 cloud
16341 men
15871 stream
15166 trade
14571 review
14445 icu
13837 life
13741 date
13338 faith
12713 racing
12229 party
12018 accountant

Below are the top 10 of abused redirectors (to our knowledge):

1.	bit.ly
2.	bit.do
3.	ow.ly
4.	goo.gl
5.	x.co
6.	rebrand.ly
7.	tinyurl.com
8.	t.co
9.	is.gd
10.	ht.ly

Last update: Sat Mar 23 09:00:06 UTC 2019 (updated every hour)