Attribute an IP to a cloud/CDN
API · /cloudips-api
Cloud & CDN IP Ranges API
Attribute any IP address to the cloud provider, CDN, region and service that owns it — from the official, publicly-published IP-range lists of AWS, Google Cloud, Cloudflare, Oracle Cloud (OCI), Fastly and GitHub. Pass an IPv4 or IPv6 address and get every matching prefix with its provider, region/scope and service, plus an is_cloud flag that tells you at a glance whether the address belongs to a known cloud or CDN — or list a single provider's published ranges, filtered by region, service and IP version. Built for firewall allow-lists, abuse and fraud triage, bot and egress classification, SSRF defence and knowing whether inbound or outbound traffic originates from a cloud or CDN. Range data is fetched live from each provider's canonical public list, so it is always current. A cloud/CDN IP-attribution service — distinct from IP geolocation (ipgeo), ASN/BGP ownership (asn, ripestat), open-port exposure (internetdb) and the IANA port/protocol registries (netports, ipprotocols). No upstream key, no cache.
API health
healthy- Uptime
- 100.00%
- Server probes · 24h
- Avg latency
- 168 ms
- Server probes · 24h
- Subscribers
- 3,922
- active
- Total calls
- 57
- last 7 days
Pricing
Pick a tier — billed monthly, cancel anytime.
Free
Free
- 2,550 calls / month
- 2 requests / second
- Hard cap (429 above quota, no overage)
- 2,550 calls/month
- 2 req/sec
- Lookup + provider ranges
- No credit card
Starter
€7.20 /month
- 51,000 calls / month
- 8 requests / second
- Hard cap (429 above quota, no overage)
- 51k calls/month
- 8 req/sec
- IPv4 + IPv6, all 6 providers
- Email support
Pro
€22.50 /month
- 255,000 calls / month
- 20 requests / second
- Hard cap (429 above quota, no overage)
- 255k calls/month
- 20 req/sec
- Firewall & abuse-triage apps
- Priority support
Mega
€59.50 /month
- 905,000 calls / month
- 50 requests / second
- Hard cap (429 above quota, no overage)
- 905k calls/month
- 50 req/sec
- Security-platform scale
- Dedicated SLA
Built by
Related APIs
Other APIs with overlapping tags.
Shentu API
Live on-chain data for Shentu (chain id shentu-2.2) — the security-focused Cosmos-SDK Layer-1 of the CertiK ecosystem, whose native token is CTK — served directly from public LCD/REST nodes with multi-node failover. The status endpoint returns the latest block height and time, chain id, the staking bond denom and the current minting inflation rate. The validators endpoint lists the active bonded validator set ranked by stake, each with its moniker, operator address, self-plus-delegated CTK, commission rate and jailed flag. The supply endpoint returns the total CTK supply, the amount bonded in staking and the resulting bonded ratio. The governance endpoint returns the most recent on-chain proposals with their id, title, status and voting window. Token amounts are converted from base micro-CTK (6 decimals) into whole CTK, and every figure is read live from the chain — nothing bundled or modelled — behind a short server-side cache with keep-warm so the feed stays fast and fresh. Ideal for staking dashboards, validator and delegator tooling, explorers, governance trackers and portfolio or analytics apps across the Cosmos and security-infrastructure ecosystem. Live keyless upstream. 5 endpoints.
api.oanor.com/shentu-api
Solana Program API
Inspect deployed Solana programs live from public Solana RPC — no key — and answer the question that matters most for safety: can this program still be changed, and by whom? For any program address it resolves the loader it runs under, whether it is executable, its on-chain ProgramData account, the upgrade authority (or that it has been made immutable / frozen), and the slot it was last deployed at. A batch endpoint audits up to twelve programs at once — perfect for checking the upgrade authority of every program a protocol depends on before you trust it — and a loaders endpoint documents Solana's program loaders. Distinct from balance, token and transaction APIs: this is the program and upgrade-authority layer that auditors, wallets and security tooling rely on to judge whether a Solana program is safe. Live from the chain; short cache only.
api.oanor.com/solanaprogram-api
Crypto Phishing Check API
Tell whether a domain is a known crypto phishing or scam site before a wallet or user connects to it — using MetaMask's canonical eth-phishing-detect blocklist, the same list that protects millions of MetaMask users, read keyless and live. It runs the real detection logic: an exact and subdomain match against the blocklist and allowlist, plus a Levenshtein fuzzy match against high-value lookalike targets to catch typosquats like "myetherwaliet.com" or "app-wallet-uniswap.org". Check a domain or URL for a verdict (blocked, allowed, fuzzy or unknown) with the reason, search the 190,000-entry blocklist, or read its stats. The dApp-connection safety layer every wallet, browser extension, Telegram bot and security tool needs to warn users before they sign. Live, lightly cached.
api.oanor.com/phishingcheck-api
Storage Slot API
Read any smart contract's raw EVM storage live via the chain's public JSON-RPC, decode each 32-byte word as an address, uint or bool, and resolve proxy implementation pointers across every common proxy standard — EIP-1967, EIP-1822/UUPS and the legacy OpenZeppelin/zeppelinos slot, plus beacon proxies. This is how you find out what a proxy actually points to, who its admin is, or what a contract is storing — even for unverified contracts where source and ABI are unavailable. Give it a chain and an address: read one slot, scan the first N slots to peek at the state layout, or auto-resolve the proxy implementation. The on-chain state-inspection layer for auditors, upgrade monitors and security tooling, across Ethereum, Base, Arbitrum, Optimism, BNB, Polygon and more. Live, short cache only.
api.oanor.com/storageslot-api
Frequently asked questions
Quick answers about pricing, quotas, and integration.
How do I get an API key for Cloud & CDN IP Ranges API?
What's the rate limit for Cloud & CDN IP Ranges API?
How much does Cloud & CDN IP Ranges API cost?
Can I cancel my subscription anytime?
Is Cloud & CDN IP Ranges API GDPR-compliant?
Pick an endpoint from the list on the left to see its details and try it.
Code snippets
Sign up to get an API key, then call any path under your slug.
curl https://api.oanor.com/cloudips-api/SOME_PATH \
-H "x-oanor-key: oanor_test_..."
const res = await fetch("https://api.oanor.com/cloudips-api/SOME_PATH", {
headers: { "x-oanor-key": "oanor_test_..." }
});
const data = await res.json();
$ch = curl_init("https://api.oanor.com/cloudips-api/SOME_PATH");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
$response = curl_exec($ch);
import requests
r = requests.get(
"https://api.oanor.com/cloudips-api/SOME_PATH",
headers={"x-oanor-key": "oanor_test_..."},
)
print(r.json())
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