GitHub IP Ranges
GitHub operates its own network under AS36459 for its products and services, announcing 24 IPv4 prefixes. Unlike an ISP or hosting provider, this space is used internally rather than sold or leased to other networks.
- Provider
- GitHub
- Primary ASN
- AS36459
- Category
- Tech
- Headquarters
- San Francisco, CA, USA
- Announced IPv4 prefixes
- 24
- Registry
- ARIN
Known IP ranges
These prefixes are currently announced to the global routing table by AS36459 (GITHUB - GitHub, Inc.). Prefix sets change over time - use WHOIS Lookup for the authoritative record on any specific address.
140.82.112.0/20
143.55.64.0/20
192.30.252.0/22
192.30.254.0/23
140.82.120.0/23
192.30.252.0/23
140.82.112.0/24
140.82.124.0/24
192.30.254.0/24
192.30.252.0/24
2a0a:a440::/29
2620:112:3000::/44 (IPv6)
What does a GitHub IP mean in a privacy test?
Seeing a GitHub IP address usually means your traffic is reaching one of their own apps or services directly, or that a VPN or proxy is routing through their infrastructure. It does not mean you are connecting through a home ISP line.
Related tools
Frequently asked questions
What IP ranges does GitHub use?
GitHub announces 24 IPv4 prefixes and 2 IPv6 prefixes under AS36459. Larger blocks include 140.82.112.0/20, 143.55.64.0/20, 192.30.252.0/22. The full current list is published by ARIN, and prefixes change as the network grows.
Why does a GitHub IP appear in my privacy test?
Seeing a GitHub IP address usually means your traffic is reaching one of their own apps or services directly, or that a VPN or proxy is routing through their infrastructure. It does not mean you are connecting through a home ISP line.
How large is the GitHub network?
AS36459 announces 24 IPv4 prefixes and 2 IPv6 prefixes. Registry data for the network is held by ARIN.
How do I look up a GitHub IP address?
Enter the address in the MyIPScan IP Geolocation Lookup. Addresses in this network return AS36459 (GITHUB - GitHub, Inc.). WHOIS Lookup shows the registered CIDR block for any specific address.
What ASN does GitHub use?
GitHub operates AS36459, registered with ARIN and held by GITHUB - GitHub, Inc. In a privacy test this ASN is what identifies traffic as belonging to their network.