BYOIP for AWS with leased IPv4
At $3.6 per IP/mo, AWS public IPv4 charges can become expensive at scale. Leased BYOIP lets you use your own address space in AWS instead, reduce recurring cost, and get started without a block purchase.
Savings per /24
1 month
$819.20
12 months
$9830.40
BYOIP AWS workflow
Provision in AWS
Submit the signed authorization message, make sure the X.509 certificate is in RDAP, and authorize Amazon AS16509 and AS14618 in the ROA.Advertise through AWS
Start announcing the exact same CIDR only after the range reachesprovisioned, and stop advertising that prefix from any other network before cutover.Validate the setup
Check the certificate in whois or RDAP, confirm the ROA is valid, and verify the BYOIP CIDR reaches the expected advertised state.
Live Estimate
BYOIP savings calculator
See cloud IPv4 cost vs. leased BYOIP
USD
Public IPv4 estimate
$3.60
/ IP / mo
AWS
Public IPv4 pricing
1 month
$921.60
12 months
$11059.20
IPv4 Online
1 month
$102.40
12 months
$1228.80
Savings
1 month
$819.20
12 months
$9830.40
Estimates use public list pricing and a benchmark lease rate for directional comparison only.
When AWS BYOIP usually starts making sense
Use case 01
Large EC2 and load balancer fleets
When you run a lot of public-facing instances or load balancers, the AWS IPv4 line item stops being background noise. BYOIP is usually the next conversation once that monthly spend becomes hard to ignore.
Use case 02
Separate address pools for accounts or products
Many AWS environments are split by account, tenant, region, or business unit. A leased range gives you cleaner boundaries than one mixed pool of provider-assigned addresses.
Use case 03
Migrations where renumbering would create work
If you are moving services into AWS, keeping the same public range can save time on allowlists, partner configurations, and customer-facing documentation that already points to known IPs.
Frequently asked questions
Why use leased IPv4 for AWS BYOIP?
Because AWS public IPv4 charges add up fast once you run at scale. Leasing gives you a dedicated range for supported BYOIP setups, so you can compare a lease against the monthly cost of AWS-assigned addresses.
Do I need to buy a block for AWS BYOIP?
No. Buying makes sense if you want the block as a long-term asset. Leasing is often the simpler option when you need capacity now and do not want a large upfront purchase.
What is the usual starting point for AWS BYOIP?
In many cases teams start with a /24. The exact minimum depends on the AWS service and onboarding path, so check the current AWS requirements before rollout.
Need leased IPv4 for AWS BYOIP?
Tell us how many public IPs you use in AWS. We will help you compare lease pricing with what you pay today for provider-assigned addresses.