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Productsup fundamentals

Allowlist the Productsup IP ranges

Productsup IP ranges to allowlist, or whitelist, on your firewall or remote servers.

3 min read

To let Productsup reach your servers, allowlist the IP ranges below on your firewall or remote server. Some tools call this whitelisting the Productsup network. All requests from the platform originate from these ranges.

These ranges belong exclusively to Productsup — no other organization sends traffic from them — so there is no need to configure a proxy in the platform.

You must allowlist the entire range, not a single IP address. Productsup might use any address in these blocks, and the specific source IP for any given request is not stable.

Productsup IP ranges

  • IPv4: 185.252.140.0/22
  • IPv6: 2a13:7840::/29

Allowlist both ranges in full on your firewall or remote server. In some tools, the setting is called a whitelist or an IP allowlist.

For more information about the Productsup network, see AS200249 on PeeringDB.

CIDR and netmask notation

The /22 and /29 suffixes are CIDR notation — a compact way of writing a whole range of IP addresses in one line. Instead of listing every individual address, the suffix tells your firewall how large the range is. For example, 185.252.140.0/22 means "this address and the 1,023 addresses that follow it."

Most modern firewalls, load balancers, and server tools accept this CIDR format directly — paste the range as written and you are done.

Some older or simpler IPv4 tools split the range into two separate fields: a starting IP address and a netmask (sometimes called a subnet mask). The netmask is just a different way of describing the same range size. If your tool asks for both, use the values below.

CIDRStarting IPNetmask
185.252.140.0/22185.252.140.0255.255.252.0

IPv6 has no netmask equivalent — the protocol only uses CIDR notation (the /29 prefix length). Enter 2a13:7840::/29 directly wherever your tool accepts an IPv6 range.

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