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IBM Cloud IP ranges

IBM Cloud IPv4 and IPv6 prefixes associated with reviewed autonomous systems. These ranges describe network attribution and are not provider-published service allowlists.

Range summary

Unique IPv4 prefixes
181
Unique IPv6 prefixes
36
Total IPv4 addresses
3,626,496
Total IPv6 addresses
9.8432 x 10^28

IP prefixes

Showing 100 prefixes per page with all applicable range bases.

CIDR Addresses First address Last address Range basis
2001:df5:9000:0:0:0:0:0/48 1.2089 x 10^24 2001:df5:9000:0:0:0:0:0 2001:df5:9000:ffff:ffff:ffff:ffff:ffff ASN-announced
2401:c900:1000:0:0:0:0:0/39 6.1897 x 10^26 2401:c900:1000:0:0:0:0:0 2401:c900:11ff:ffff:ffff:ffff:ffff:ffff ASN-announced
2401:c900:1400:0:0:0:0:0/39 6.1897 x 10^26 2401:c900:1400:0:0:0:0:0 2401:c900:15ff:ffff:ffff:ffff:ffff:ffff ASN-announced
2401:c900:1800:0:0:0:0:0/40 3.0949 x 10^26 2401:c900:1800:0:0:0:0:0 2401:c900:18ff:ffff:ffff:ffff:ffff:ffff ASN-announced
2401:c900:1f00:0:0:0:0:0/40 3.0949 x 10^26 2401:c900:1f00:0:0:0:0:0 2401:c900:1fff:ffff:ffff:ffff:ffff:ffff ASN-announced
2401:c900:2000:0:0:0:0:0/39 6.1897 x 10^26 2401:c900:2000:0:0:0:0:0 2401:c900:21ff:ffff:ffff:ffff:ffff:ffff ASN-announced
2401:c900:2700:0:0:0:0:0/40 3.0949 x 10^26 2401:c900:2700:0:0:0:0:0 2401:c900:27ff:ffff:ffff:ffff:ffff:ffff ASN-announced
2401:c900:2800:0:0:0:0:0/39 6.1897 x 10^26 2401:c900:2800:0:0:0:0:0 2401:c900:29ff:ffff:ffff:ffff:ffff:ffff ASN-announced
2401:c900:2d00:0:0:0:0:0/40 3.0949 x 10^26 2401:c900:2d00:0:0:0:0:0 2401:c900:2dff:ffff:ffff:ffff:ffff:ffff ASN-announced
2401:c900:2e00:0:0:0:0:0/39 6.1897 x 10^26 2401:c900:2e00:0:0:0:0:0 2401:c900:2fff:ffff:ffff:ffff:ffff:ffff ASN-announced
2401:c900:3000:0:0:0:0:0/40 3.0949 x 10^26 2401:c900:3000:0:0:0:0:0 2401:c900:30ff:ffff:ffff:ffff:ffff:ffff ASN-announced
2402:2f80:0:0:0:0:0:0/48 1.2089 x 10^24 2402:2f80:0:0:0:0:0:0 2402:2f80:0:ffff:ffff:ffff:ffff:ffff ASN-announced
2402:b180:1:0:0:0:0:0/48 1.2089 x 10^24 2402:b180:1:0:0:0:0:0 2402:b180:1:ffff:ffff:ffff:ffff:ffff ASN-announced
2403:1480:1000:0:0:0:0:0/36 4.9518 x 10^27 2403:1480:1000:0:0:0:0:0 2403:1480:1fff:ffff:ffff:ffff:ffff:ffff ASN-announced
2403:a280:8000:0:0:0:0:0/36 4.9518 x 10^27 2403:a280:8000:0:0:0:0:0 2403:a280:8fff:ffff:ffff:ffff:ffff:ffff ASN-announced
2403:ad80:20:0:0:0:0:0/48 1.2089 x 10^24 2403:ad80:20:0:0:0:0:0 2403:ad80:20:ffff:ffff:ffff:ffff:ffff ASN-announced
2602:ff1c:1:0:0:0:0:0/48 1.2089 x 10^24 2602:ff1c:1:0:0:0:0:0 2602:ff1c:1:ffff:ffff:ffff:ffff:ffff ASN-announced
2602:ff84:1:0:0:0:0:0/48 1.2089 x 10^24 2602:ff84:1:0:0:0:0:0 2602:ff84:1:ffff:ffff:ffff:ffff:ffff ASN-announced
2602:ff84:c:0:0:0:0:0/48 1.2089 x 10^24 2602:ff84:c:0:0:0:0:0 2602:ff84:c:ffff:ffff:ffff:ffff:ffff ASN-announced
2602:ff84:11:0:0:0:0:0/48 1.2089 x 10^24 2602:ff84:11:0:0:0:0:0 2602:ff84:11:ffff:ffff:ffff:ffff:ffff ASN-announced
2602:ff84:12:0:0:0:0:0/48 1.2089 x 10^24 2602:ff84:12:0:0:0:0:0 2602:ff84:12:ffff:ffff:ffff:ffff:ffff ASN-announced
2607:f0d0:0:0:0:0:0:0/32 7.9228 x 10^28 2607:f0d0:0:0:0:0:0:0 2607:f0d0:ffff:ffff:ffff:ffff:ffff:ffff ASN-announced
2620:11b:3002:0:0:0:0:0/48 1.2089 x 10^24 2620:11b:3002:0:0:0:0:0 2620:11b:3002:ffff:ffff:ffff:ffff:ffff ASN-announced
2803:2f40:ffff:0:0:0:0:0/48 1.2089 x 10^24 2803:2f40:ffff:0:0:0:0:0 2803:2f40:ffff:ffff:ffff:ffff:ffff:ffff ASN-announced
2a03:8180:1100:0:0:0:0:0/40 3.0949 x 10^26 2a03:8180:1100:0:0:0:0:0 2a03:8180:11ff:ffff:ffff:ffff:ffff:ffff ASN-announced
2a03:8180:1200:0:0:0:0:0/39 6.1897 x 10^26 2a03:8180:1200:0:0:0:0:0 2a03:8180:13ff:ffff:ffff:ffff:ffff:ffff ASN-announced
2a03:8180:1400:0:0:0:0:0/40 3.0949 x 10^26 2a03:8180:1400:0:0:0:0:0 2a03:8180:14ff:ffff:ffff:ffff:ffff:ffff ASN-announced
2a03:8180:1800:0:0:0:0:0/39 6.1897 x 10^26 2a03:8180:1800:0:0:0:0:0 2a03:8180:19ff:ffff:ffff:ffff:ffff:ffff ASN-announced
2a03:8180:1c00:0:0:0:0:0/39 6.1897 x 10^26 2a03:8180:1c00:0:0:0:0:0 2a03:8180:1dff:ffff:ffff:ffff:ffff:ffff ASN-announced
2a03:8180:1f00:0:0:0:0:0/40 3.0949 x 10^26 2a03:8180:1f00:0:0:0:0:0 2a03:8180:1fff:ffff:ffff:ffff:ffff:ffff ASN-announced
2a03:8180:2000:0:0:0:0:0/39 6.1897 x 10^26 2a03:8180:2000:0:0:0:0:0 2a03:8180:21ff:ffff:ffff:ffff:ffff:ffff ASN-announced
2a03:8180:2200:0:0:0:0:0/40 3.0949 x 10^26 2a03:8180:2200:0:0:0:0:0 2a03:8180:22ff:ffff:ffff:ffff:ffff:ffff ASN-announced
2a03:8180:2700:0:0:0:0:0/40 3.0949 x 10^26 2a03:8180:2700:0:0:0:0:0 2a03:8180:27ff:ffff:ffff:ffff:ffff:ffff ASN-announced
2a03:8180:2800:0:0:0:0:0/39 6.1897 x 10^26 2a03:8180:2800:0:0:0:0:0 2a03:8180:29ff:ffff:ffff:ffff:ffff:ffff ASN-announced
2a04:f400:3000:0:0:0:0:0/48 1.2089 x 10^24 2a04:f400:3000:0:0:0:0:0 2a04:f400:3000:ffff:ffff:ffff:ffff:ffff ASN-announced
2a05:dfc7:30:0:0:0:0:0/48 1.2089 x 10^24 2a05:dfc7:30:0:0:0:0:0 2a05:dfc7:30:ffff:ffff:ffff:ffff:ffff ASN-announced

Range basis and freshness

Provider-published entries are published by the provider. Third-party published entries come from independent publications. ASN-announced entries describe routing and do not prove that every address belongs to a particular product.

Range basis Prefixes Updated
ASN-announced 217