Browse indexable infrastructure x402 offerings, including provider, method, and service details.
4677 indexable offerings in this category.
Does store@<domain> look deliverable? Builds the store@ address for the domain you give and runs the verifier: syntax, MX presence, mail provider, disposable/free-provider flags, SPF/DMARC presence and a deliverable/risky/no verdict with the reason (mailbox existence is not probed). Fast way to find a working store contact. $0.01 per check.
Does support@<domain> look deliverable? Builds the support@ address for the domain you give and runs the verifier: syntax, MX presence, mail provider, disposable/free-provider flags, SPF/DMARC presence and a deliverable/risky/no verdict with the reason (mailbox existence is not probed). Fast way to find a working support contact. $0.01 per check.
Bulk email support at domain: up to 20 domains in one call, processed concurrently, results in input order with a per-item error field and a failure count. Same answer per item as the single endpoint. Batch enrichment for agents that hold a list. $0.10 per batch.
Change watch for email support at domain: runs the check, compares it with the result from your previous call for the same domain (kept 90 days) and returns the current answer, changed true/false, the fields that changed with before/after values, and when it was last seen. Schedule it to be alerted when this changes. $0.02 per check.
Does team@<domain> look deliverable? Builds the team@ address for the domain you give and runs the verifier: syntax, MX presence, mail provider, disposable/free-provider flags, SPF/DMARC presence and a deliverable/risky/no verdict with the reason (mailbox existence is not probed). Fast way to find a working team contact. $0.01 per check.
Change watch for email team at domain: runs the check, compares it with the result from your previous call for the same domain (kept 90 days) and returns the current answer, changed true/false, the fields that changed with before/after values, and when it was last seen. Schedule it to be alerted when this changes. $0.02 per check.
Takes one email address and tells you whether it can actually receive mail. Returns a verdict of valid, invalid, or risky, splits the address into username and domain, and flags free providers and ro…
Check whether a domain has valid MX records and is not on the disposable list; also reports free-provider.
Does webmaster@<domain> look deliverable? Builds the webmaster@ address for the domain you give and runs the verifier: syntax, MX presence, mail provider, disposable/free-provider flags, SPF/DMARC presence and a deliverable/risky/no verdict with the reason (mailbox existence is not probed). Fast way to find a working webmaster contact. $0.01 per check.
Change watch for email webmaster at domain: runs the check, compares it with the result from your previous call for the same domain (kept 90 days) and returns the current answer, changed true/false, the fields that changed with before/after values, and when it was last seen. Schedule it to be alerted when this changes. $0.02 per check.
Does service@<domain> look deliverable? Builds the service@ address for the domain you give and runs the verifier: syntax, MX presence, mail provider, disposable/free-provider flags, SPF/DMARC presence and a deliverable/risky/no verdict with the reason (mailbox existence is not probed). Fast way to find a working service contact. $0.01 per check.
Bulk is email hosted by hetzner mail: up to 20 domains in one call, processed concurrently, results in input order with a per-item error field and a failure count. Same answer per item as the single endpoint. Batch enrichment for agents that hold a list. $0.10 per batch.
Does office@<domain> look deliverable? Builds the office@ address for the domain you give and runs the verifier: syntax, MX presence, mail provider, disposable/free-provider flags, SPF/DMARC presence and a deliverable/risky/no verdict with the reason (mailbox existence is not probed). Fast way to find a working office contact. $0.01 per check.
Is the domain's email hosted by tencent exmail? Looks up the MX records (Cloudflare DoH) and matches them against tencent-exmail's mail-exchanger patterns, returning yes/no, the MX hosts and which ma…
DMARC p= tag for a domain: policy for the domain (none, quarantine, reject). Reads _dmarc.<domain> (Cloudflare DoH), parses the record and returns the p value (or that it is absent, with the default that then applies) plus the full record. Precise single-answer check for compliance scripts. $0.01 per lookup.
Parse an SPF TXT record ("v=spf1 …") into its qualified mechanisms and modifiers. Records that do not start with v=spf1 or use unknown mechanisms are clean 400s.
Parse a DMARC TXT record ("v=DMARC1; p=…") into its policy, alignment, sampling and reporting tags. Missing or invalid policy/alignment/pct values are clean 400s.
Validate and classify an email DOMAIN from public DNS: MX hosts + mail-provider, SPF and DMARC policy, plus disposable / free-webmail / role-account flags and a deliverability signal. No SMTP probing of individual mailboxes (privacy + ToS).
Validate and classify an email DOMAIN from public DNS: MX hosts + mail-provider, SPF and DMARC policy, plus disposable / free-webmail / role-account flags and a deliverability signal. No SMTP probing of individual mailboxes (privacy + ToS).
Return RDAP registration, subdomains, and HTTP headers for a domain.
Acquire a distributed mutex lock for resource coordination
Resolve live DNS records over DNS-over-HTTPS.
Runs compute jobs through ExecBox for a paid USDC fee.
Change watch for extract aside as json: runs the check, compares it with the result from your previous call for the same url (kept 90 days) and returns the current answer, changed true/false, the fields that changed with before/after values, and when it was last seen. Schedule it to be alerted when this changes. $0.02 per check.