Dedicated vs shared static IP: which should you buy?

Short answer: Buy a dedicated static IP. A shared address looks cheaper on the invoice, but because other people use the same address, you cannot safely whitelist it, and you inherit their reputation problems. For broker APIs, servers and anything that checks who you are, dedicated is the only choice that actually works.

What the two terms mean

A dedicated static IP is assigned to you alone. No one else uses it. It is yours for your whole term, and what happens on that address is entirely your own doing.

A shared static IP is a single address that many customers route through at once. It is still "static" in that it does not change, but it is not exclusively yours. Dozens of strangers may be sending traffic from the same address at the same time.

The word "static" tells you the address does not change. It does not tell you whether it is yours alone. Those are two different questions, and the second one matters more.

Why shared breaks whitelisting

Whitelisting works by telling a service "only accept connections from this exact address." That promise only holds if the address represents one known party: you.

On a shared IP, that breaks:

• You whitelist the shared address with your broker, but so could anyone else on it. The whitelist no longer identifies you specifically.
• If someone else on the address triggers rate limits or abuse flags, the block lands on the address, which means on you too.
• A compliance rule that expects a static, identifiable source is not satisfied by an address shared with strangers.

This is why a shared address is unsafe for broker API whitelisting and for SEBI's expectation of an identifiable source. The address has to mean one person.

Reputation: the cost you do not see on the invoice

Every IP carries a reputation built from its traffic history. On a dedicated address, that history is yours alone, so it stays clean as long as you behave. On a shared address, you inherit everyone else's behaviour. One spammer or scraper on the same IP can get it blocklisted, and suddenly your perfectly normal traffic is rejected for something you did not do.

A cheaper shared address can quietly cost you far more in failed connections and debugging time than the few rupees it saved.

When shared is fine

Shared addresses are not useless. For plain outbound browsing where nothing whitelists you and reputation does not matter, a shared IP is fine and cheaper. The problem is only when an address needs to identify you, which is exactly the case for trading, servers, dashboards and compliance.

How to tell what you are buying

Cheap "static IP" offers are sometimes shared without saying so clearly. Before you buy, ask:

• Is this address assigned to me alone, or shared with other customers?
• Does it come from a private routed block, or a recycled pool?
• Do I get my own per-IP credentials?

If the answer to the first is not a clean "yours alone," it is a shared address. With TrueIP, every static IP is dedicated, from a private routed block, with per-IP credentials, abuse-protected and SMTP-blocked to keep the block clean.

What to do next

For anything that whitelists you or checks your identity, buy dedicated. It is the only option that keeps the promise whitelisting depends on. See how much a static IP costs in India to compare prices, then buy a dedicated static IP when you are ready.

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One address, yours alone. Get a free dedicated static IP here.