email?checkMx=string&email=string

Email validator, email format check, RFC 5322 validation, email regex, verify email address, MX record check, disposable email detector, email syntax validator.

Email validator, email format check, RFC 5322 validation, email regex, verify email address, MX record check, disposable email detector, email syntax validator. Validate any email address format and optionally check MX records via DNS to verify the domain accepts mail. For AI agents, signup pipelines, lead validation, bot filtering. Accepts payment on Base or Solana — either network works.

UNRATEDListedProse in the URL

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.0022 per call

Paid calls

none yet

delivery unknown until someone pays

More info

Seller?

0x4466d4a8…d6dd125e

URL

https://api.x402node.dev/validate/email?checkMx=string&email=string

Seen

first 35 days ago · last 4 days ago

55 free handshakes

Payment

Pays through

x402

Offered on?

Base USDC, Solana

Listed on?

Base, Solana

Score, from free handshakes onlyweights 2026.09.6

UN
RATED

0.732 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held back by sample size, not by the seller · gap to 1.000 is 0.268: 0.136 uncertain ? + 0.132 short ? · 0.068 to B

How the composite of 0.732 is made up, part by part
Component	Weight	Measured	Lower bound ?		Adds	Short ?	Uncertain ?
latency p95costs the most it answered as fast as its class	0.20	0.34	0.043		0.009	−0.132	−0.059
liveness it answered at all	0.60	1.00	0.872		0.523	0	−0.077
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.732	gap to 1.000 = 0.268 · 0.132 short · 0.136 uncertain	0.732	−0.132	−0.136

Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check

The multiplication, written out

  0.200 × 0.043   latency p95    
+ 0.600 × 0.872   liveness       
+ 0.200 × 1.000   price stability
= 0.732           → UNRATED: 48 of 30 paid calls      weights 2026.09.6 · 48 samples · seed cap_01M1A5QGSJ65K7GFB2QD7884HJ|2026-09-03T04:25:30.241Z|2026.09.6

Verify it yourselfnpx teppi-check https://api.x402node.dev/validate/email?checkMx=string&email=stringcurl -s https://api.teppi.xyz/v1/trust/cap_01M1A5QGSJ65K7GFB2QD7884HJ