api.
api.
Use when an agent has an email address from a form, a scrape or a CRM and must decide whether it is worth sending to. Screens the address: syntax, DNS mail exchanger, disposable domain, role account, free provider and common typos. It does not verify that the mailbox exists. A DNS failure answers 503 and is not charged.
Live
Last successful check: 26 Oct 2026, 05:51 UTC.
- answered, last 24 hours
- 100%
- answered, last 30 days
- 100%
4 different wallets paid it in the last 30 days, as the x402 Bazaar reports. Payments
How addrbook checks →Connect
https:x402: an unpaid request gets a 402 with the price and pay-to wallet. addrbook never pays.
Who's behind it
- Listed by
- x402 Bazaarlast seen UTC
- Wallets named
- 0xae71740237442f5f1a2a7b4f59a201e9a4350c0cnamed by x402 Bazaar
- Listed since
Payments
- different wallets paid it, last 30 days
- 4
- paid calls, last 30 days
- 9
- last paid call (UTC)
As the x402 Bazaar reports, from payments Coinbase's facilitator settled. Read . addrbook has not counted these payments itself.
Its x402 endpoints have not listed a payment option addrbook could read yet.
Checks by endpoint
| Host | Protocol | State | Last checked (UTC) | Last answered (UTC) | 24 hours | 30 days | Tools |
|---|---|---|---|---|---|---|---|
| api. | x402 | Live | 100% | 100% | — |
Also listed as
Other entries that share an endpoint with this one.