CDN Ranges

Tool to download a list of IPv4 and IPv6 ranges used by CDNs. This helps to avoid performing unnecessary port scans when doing bug bounties.

This uses publicly available lists of IP ranges, provided by most providers, and IP Guide to query IP ranges for ASNs.

CDN Providers

Provider	ASN or Public List
Akamai	AS12222, AS16625, AS16702, AS17204, AS18680, AS18717, AS20189, AS20940, AS21342, AS21357, AS21399, AS22207, AS22452, AS23454, AS23455, AS23903, AS24319, AS26008, AS30675, AS31107, AS31108, AS31109, AS31110, AS31377, AS33047, AS33905, AS34164, AS34850, AS35204, AS35993, AS35994, AS36183, AS39836, AS43639, AS55409, AS55770, AS63949, AS133103, AS393560
Bunny	AS200325
CacheFly	https://cachefly.cachefly.net/ips/rproxy.txt
CDN77	https://prefixlists.tools.cdn77.com/public_lmax_prefixes.json
CDNetworks	AS36408
Cloudflare	https://www.cloudflare.com/ips-v4 https://www.cloudflare.com/ips-v6
CloudFront	https://ip-ranges.amazonaws.com/ip-ranges.json
DDoS-Guard	AS57724
Edgecast	AS15133
EdgeNext	AS139057, AS149981
Edgio	AS60261
F5	https://docs.cloud.f5.com/docs-v2/platform/reference/network-cloud-ref
Fastly	https://api.fastly.com/public-ip-list
Gcore	https://api.gcore.com/cdn/public-ip-list
Imperva	https://my.imperva.com/api/integration/v1/ips
Leaseweb	https://networksdb.io/ip-addresses-of/leaseweb-cdn-bv
Limelight	AS22822
Medianova	https://cloud.medianova.com/api/v1/ip/blocks-list
Qrator	AS200449
StackPath	AS12989
StormWall	AS59796
Sucuri	AS30148
X4B	AS136165

If a provider is missing, please open an issue with a link to their IP ranges or ASN.

Installation

Go install

go install -v github.com/taythebot/cdn-ranges/cmd/cdn-ranges@latest

Manual Build

git clone https://github.com/taythebot/cdn-ranges
go build -o cdn-ranges cmd/cdn-ranges.main.go 

Usage

Download IPv4 and IPv6 ranges for all providers

cdn-ranges -output ranges.txt

Download IPV4 ranges only

cdn-ranges -ipv4 -output ranges.txt

Download IPV6 ranges only

cdn-ranges -ipv6 -output ranges.txt

Download for a specific provider (lowercase)

cdn-ranges -provider cloudflare

Dump in json format

cdn-ranges -format json -output ranges.json

Dump in csv format (provider,type,range)

cdn-ranges -format csv -output ranges.csv

Output Formats

• txt (default)
• json
• csv