Provider IP ranges
/
GitHub
service
GitHub IP ranges
Also known as GitHub.com
GitHub IPv4 and IPv6 ranges with range basis, freshness, address counts, and related network information.
Range summary
Unique IPv4 prefixes
6139
Unique IPv6 prefixes
1516
Total IPv4 addresses
28,128,375
Total IPv6 addresses
7.1333 x 10^29
CIDR
Addresses
First address
Last address
Range basis
3.219.87.128/32
1
3.219.87.128
3.219.87.128
Provider-published
4.147.189.192/28
16
4.147.189.192
4.147.189.207
Provider-published
4.148.0.0/16
65,536
4.148.0.0
4.148.255.255
Provider-published
4.149.0.0/18
16,384
4.149.0.0
4.149.63.255
Provider-published
4.149.64.0/19
8,192
4.149.64.0
4.149.95.255
Provider-published
4.149.96.0/19
8,192
4.149.96.0
4.149.127.255
Provider-published
4.149.128.0/17
32,768
4.149.128.0
4.149.255.255
Provider-published
4.150.0.0/18
16,384
4.150.0.0
4.150.63.255
Provider-published
4.150.64.0/18
16,384
4.150.64.0
4.150.127.255
Provider-published
4.150.128.0/18
16,384
4.150.128.0
4.150.191.255
Provider-published
4.150.192.0/19
8,192
4.150.192.0
4.150.223.255
Provider-published
4.150.224.0/19
8,192
4.150.224.0
4.150.255.255
Provider-published
4.151.0.0/16
65,536
4.151.0.0
4.151.255.255
Provider-published
4.152.0.0/15
131,072
4.152.0.0
4.153.255.255
Provider-published
4.154.0.0/15
131,072
4.154.0.0
4.155.255.255
Provider-published
4.154.216.160/28
16
4.154.216.160
4.154.216.175
Provider-published
4.154.218.144/28
16
4.154.218.144
4.154.218.159
Provider-published
4.154.218.192/28
16
4.154.218.192
4.154.218.207
Provider-published
4.154.218.240/28
16
4.154.218.240
4.154.218.255
Provider-published
4.154.222.240/28
16
4.154.222.240
4.154.222.255
Provider-published
4.154.223.64/28
16
4.154.223.64
4.154.223.79
Provider-published
4.154.223.208/28
16
4.154.223.208
4.154.223.223
Provider-published
4.154.241.160/28
16
4.154.241.160
4.154.241.175
Provider-published
4.154.242.96/28
16
4.154.242.96
4.154.242.111
Provider-published
4.154.243.0/28
16
4.154.243.0
4.154.243.15
Provider-published
4.154.243.16/28
16
4.154.243.16
4.154.243.31
Provider-published
4.154.243.48/28
16
4.154.243.48
4.154.243.63
Provider-published
4.154.243.112/28
16
4.154.243.112
4.154.243.127
Provider-published
4.154.243.144/28
16
4.154.243.144
4.154.243.159
Provider-published
4.154.243.240/28
16
4.154.243.240
4.154.243.255
Provider-published
4.154.244.192/28
16
4.154.244.192
4.154.244.207
Provider-published
4.154.245.80/28
16
4.154.245.80
4.154.245.95
Provider-published
4.155.12.0/28
16
4.155.12.0
4.155.12.15
Provider-published
4.155.45.96/28
16
4.155.45.96
4.155.45.111
Provider-published
4.155.74.48/28
16
4.155.74.48
4.155.74.63
Provider-published
4.155.240.32/28
16
4.155.240.32
4.155.240.47
Provider-published
4.156.0.0/15
131,072
4.156.0.0
4.157.255.255
Provider-published
4.172.0.0/16
65,536
4.172.0.0
4.172.255.255
Provider-published
4.173.0.0/20
4,096
4.173.0.0
4.173.15.255
Provider-published
4.173.16.0/21
2,048
4.173.16.0
4.173.23.255
Provider-published
4.173.24.0/25
128
4.173.24.0
4.173.24.127
Provider-published
4.173.24.128/27
32
4.173.24.128
4.173.24.159
Provider-published
4.173.24.160/28
16
4.173.24.160
4.173.24.175
Provider-published
4.173.24.176/29
8
4.173.24.176
4.173.24.183
Provider-published
4.173.24.184/30
4
4.173.24.184
4.173.24.187
Provider-published
4.173.24.188/32
1
4.173.24.188
4.173.24.188
Provider-published
4.173.24.190/31
2
4.173.24.190
4.173.24.191
Provider-published
4.173.24.192/26
64
4.173.24.192
4.173.24.255
Provider-published
4.173.25.0/26
64
4.173.25.0
4.173.25.63
Provider-published
4.173.25.64/27
32
4.173.25.64
4.173.25.95
Provider-published
4.173.25.96/28
16
4.173.25.96
4.173.25.111
Provider-published
4.173.25.112/29
8
4.173.25.112
4.173.25.119
Provider-published
4.173.25.120/30
4
4.173.25.120
4.173.25.123
Provider-published
4.173.25.128/25
128
4.173.25.128
4.173.25.255
Provider-published
4.173.26.0/29
8
4.173.26.0
4.173.26.7
Provider-published
4.173.26.10/31
2
4.173.26.10
4.173.26.11
Provider-published
4.173.26.12/30
4
4.173.26.12
4.173.26.15
Provider-published
4.173.26.16/28
16
4.173.26.16
4.173.26.31
Provider-published
4.173.26.32/27
32
4.173.26.32
4.173.26.63
Provider-published
4.173.26.64/26
64
4.173.26.64
4.173.26.127
Provider-published
4.173.26.128/25
128
4.173.26.128
4.173.26.255
Provider-published
4.173.27.0/24
256
4.173.27.0
4.173.27.255
Provider-published
4.173.28.0/22
1,024
4.173.28.0
4.173.31.255
Provider-published
4.173.32.0/19
8,192
4.173.32.0
4.173.63.255
Provider-published
4.173.64.0/18
16,384
4.173.64.0
4.173.127.255
Provider-published
4.173.128.0/20
4,096
4.173.128.0
4.173.143.255
Provider-published
4.173.144.0/25
128
4.173.144.0
4.173.144.127
Provider-published
4.173.144.128/27
32
4.173.144.128
4.173.144.159
Provider-published
4.173.144.192/26
64
4.173.144.192
4.173.144.255
Provider-published
4.173.145.0/24
256
4.173.145.0
4.173.145.255
Provider-published
4.173.146.0/23
512
4.173.146.0
4.173.147.255
Provider-published
4.173.148.0/22
1,024
4.173.148.0
4.173.151.255
Provider-published
4.173.152.0/21
2,048
4.173.152.0
4.173.159.255
Provider-published
4.173.160.0/19
8,192
4.173.160.0
4.173.191.255
Provider-published
4.173.192.0/18
16,384
4.173.192.0
4.173.255.255
Provider-published
4.174.0.0/16
65,536
4.174.0.0
4.174.255.255
Provider-published
4.175.0.0/16
65,536
4.175.0.0
4.175.255.255
Provider-published
4.180.0.0/16
65,536
4.180.0.0
4.180.255.255
Provider-published
4.180.183.240/28
16
4.180.183.240
4.180.183.255
Provider-published
4.196.143.240/28
16
4.196.143.240
4.196.143.255
Provider-published
4.196.180.176/28
16
4.196.180.176
4.196.180.191
Provider-published
4.196.181.112/28
16
4.196.181.112
4.196.181.127
Provider-published
4.196.181.128/28
16
4.196.181.128
4.196.181.143
Provider-published
4.196.181.192/28
16
4.196.181.192
4.196.181.207
Provider-published
4.196.182.32/28
16
4.196.182.32
4.196.182.47
Provider-published
4.196.182.112/28
16
4.196.182.112
4.196.182.127
Provider-published
4.196.182.128/28
16
4.196.182.128
4.196.182.143
Provider-published
4.196.182.160/28
16
4.196.182.160
4.196.182.175
Provider-published
4.197.69.64/28
16
4.197.69.64
4.197.69.79
Provider-published
4.204.0.0/15
131,072
4.204.0.0
4.205.255.255
Provider-published
4.206.0.0/16
65,536
4.206.0.0
4.206.255.255
Provider-published
4.207.0.0/16
65,536
4.207.0.0
4.207.255.255
Provider-published
4.208.0.0/16
65,536
4.208.0.0
4.208.255.255
Provider-published
4.208.26.193/32
1
4.208.26.193
4.208.26.193
Provider-published
4.208.26.196/32
1
4.208.26.196
4.208.26.196
Provider-published
4.208.26.197/32
1
4.208.26.197
4.208.26.197
Provider-published
4.208.26.198/32
1
4.208.26.198
4.208.26.198
Provider-published
4.208.26.200/32
1
4.208.26.200
4.208.26.200
Provider-published
4.209.0.0/18
16,384
4.209.0.0
4.209.63.255
Provider-published
4.209.64.0/19
8,192
4.209.64.0
4.209.95.255
Provider-published
Page 1 of 62
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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
Provider-published
7654
2026-09-23
ASN-announced
5
2026-09-21
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