AbuseIPDB » AS4538

AS 4538: ERX-CERNET-BKB China Education and Research Network Center was found in our database!

This autonomous system has 881 IP ranges.

ASN AS4538
Name ERX-CERNET-BKB China Education and Research Network Center
Country 🇨🇳 CN
# IP Blocks 881
# IPv4 Blocks 878
# IPv6 Blocks 3

IP Ranges for AS: 4538

Range # IPs Owner Last Reported
222.18.32.0 - 222.18.239.255 53,248 ERX-CERNET-BKB China Education and Research Network Center 3 weeks ago
222.18.240.0 - 222.18.255.255 4,096 ERX-CERNET-BKB China Education and Research Network Center 11 months ago
222.19.0.0 - 222.19.40.255 10,496 ERX-CERNET-BKB China Education and Research Network Center 11 months ago
222.19.41.0 - 222.19.43.255 768 ERX-CERNET-BKB China Education and Research Network Center 1 year ago
222.19.44.0 - 222.19.99.255 14,336 ERX-CERNET-BKB China Education and Research Network Center 3 months ago
222.19.100.0 - 222.19.168.255 17,664 ERX-CERNET-BKB China Education and Research Network Center 4 months ago
222.19.169.0 - 222.19.176.255 2,048 ERX-CERNET-BKB China Education and Research Network Center 9 months ago
222.19.177.0 - 222.20.167.255 63,232 ERX-CERNET-BKB China Education and Research Network Center 2 weeks ago
222.20.168.0 - 222.20.193.255 6,656 ERX-CERNET-BKB China Education and Research Network Center 1 week ago
222.20.194.0 - 222.21.151.255 54,784 ERX-CERNET-BKB China Education and Research Network Center 2 weeks ago
222.21.152.0 - 222.21.192.255 10,496 ERX-CERNET-BKB China Education and Research Network Center 8 months ago
222.21.193.0 - 222.21.199.255 1,792 ERX-CERNET-BKB China Education and Research Network Center 2 years ago
222.21.200.0 - 222.21.207.255 2,048 ERX-CERNET-BKB China Education and Research Network Center Never
222.21.208.0 - 222.21.220.255 3,328 ERX-CERNET-BKB China Education and Research Network Center 8 months ago
222.21.221.0 - 222.22.127.255 41,728 ERX-CERNET-BKB China Education and Research Network Center 2 weeks ago

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