IPBLC Server - Recommended IP Addresses

We now have 4,000+ Recommended IP addresses for blacklisting via IPBLC Server.
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IP List

Top Most Blacklisted IP Addresses

These IP addresses have been blacklisted by many websites. Number in RED before each IP shows how many websites have blocked that specific IP. Reasons could be found in comments.

1416
31
1287
19
986
1
979
0
968
0
964
1
932
1
829
0
817
1
792
1
787
0
786
6
775
0
752
6
729
0
726
6
721
3
715
3
694
1
673
2
649
0
627
1
626
1
626
0
622
3
609
1
607
2
604
0
589
4
575
0
573
4
573
4
566
2
561
4
554
1
543
0
541
1
538
2
535
0
530
5
530
0
521
2
521
3
519
6
519
4
515
4
513
3
512
2
511
0
509
2
508
3
506
0
505
4
503
3
496
9
494
5
492
2
488
5

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