Below are the top 40 TLDs listed in SURBL (ranked by unique counts).
Numbers on the right are counts of the domains in the TLDs in the middle:

1: com 294075
2: top 54132
3: cn 47624
4: link 40892
5: xyz 25917
n/a: (page.link) 21041
6: net 19560
n/a: (app.link) 18642
n/a: (sa.com) 17775
7: ru 17729
n/a: (ru.com) 13666
8: info 12124
9: us 10697
n/a: (za.com) 10171
10: me 7944
11: cfd 7482
12: dev 7021
13: live 6896
14: cc 6873
15: life 6629
16: shop 6506
17: org 6313
18: click 6157
n/a: (blob.core.windows.net) 6035
19: io 4645
n/a: (tumblr.com) 4596
n/a: (campaign-view.com) 4545
n/a: (docs.google.com) 4131
20: best 3544
n/a: (github.io) 3535
21: biz 3480
n/a: (r2.dev) 2910
22: tokyo 2705
n/a: (com.cn) 2697
23: de 2692
24: vip 2603
n/a: (weeblysite.com) 2576
25: jp 2520
26: co 2486
n/a: (pages.dev) 2457
27: tk 2378
28: app 2358
29: one 2337
n/a: (duckdns.org) 2204
n/a: (weebly.com) 2153
30: bond 2119
n/a: (blogspot.com) 2040
31: win 1941
32: fr 1889
33: uk 1706
34: nl 1586
35: world 1516
36: in 1436
n/a: (glitch.me) 1376
n/a: (co.uk) 1286
37: lat 1248
38: pl 1242
n/a: (wixsite.com) 1161
n/a: (s3.amazonaws.com) 1145
39: br 1128
40: ml 1085

Full list at https://www.surbl.org/static/tld-abuse-complete-rankings.txt

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

1. tinyurl.com
2. n9.cl
3. t.co
4. bit.ly
5. cutt.ly
6. wa.me
7. x.gd
8. lnkd.in
9. is.gd
10. lin.ee

The total domains in each of the SURBL datasets:
 
SURBL ABUSE: 575462 - SURBL CRACKED: 954
SURBL MALWARE: 8708 - SURBL PHISH: 150211
SURBL CLICKTRACKERS: 17822 - SURBL DISPOSABLE: 15397
 
SURBL FRESH is a subscriber only dataset not publicly available
The total listed domains in the SURBL FRESH dataset: 12092573
 
SURBL HASHBL is a subscriber only dataset not publicly available
The total listed domains in the SURBL HASHBL dataset: 216681

Last update: 2024-05-02 00:54 UTC (updated every hour)