Endpoint · extractionPOSTmarket.datapackvibe.com /x402/demand-domain-spf-policy-email-operations
SPF policy lookup for Email operations: Return and parse the domain SPF TXT policy.
Read more
SPF policy lookup for Email operations: Return and parse the domain SPF TXT policy. DNS data only; does not send email or verify that an inbox exists.Overview
Grade?
UNRATED
0 of 30 paid calls toward a letter
Price
$0.01 per call
Paid calls
none yet
delivery unknown until someone pays
More info
Seller?
URL
https://market.datapackvibe.com/x402/demand-domain-spf-policy-email-operations
Seen
first 2 days ago · last 18 hr ago
4 free handshakes
Payment
Pays through
x402
Offered on?
Base USDC
Listed on?
Base
Score, from free handshakes onlyweights 2026.09.6
UN
RATED
RATED
0.262 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 0.738: 0.450 uncertain ? + 0.288 short ? · 0.188 to D
| Component | Weight | Measured | Lower bound ? | Adds | Short ? | Uncertain ? | |
|---|---|---|---|---|---|---|---|
| livenesscosts the most it answered at all |
0.60 | 0.75 | 0.000 | 0.000 | −0.150 | −0.450 | |
| latency p95 it answered as fast as its class |
0.20 | 0.31 | 0.309 | 0.062 | −0.138 | 0 | |
| price stability the price stayed where it was listed |
0.20 | 1.00 | 1.000 | 0.200 | 0 | 0 | |
| Composite | 1.00 | 0.262 | gap to 1.000 = 0.738 · 0.288 short · 0.450 uncertain | 0.262 | −0.288 | −0.450 |
Not measured: correctness · nobody paid; honesty · nobody paid; schema conformance · no answer had a published shape to check
The multiplication, written out
0.600 × 0.000 liveness
+ 0.200 × 0.309 latency p95
+ 0.200 × 1.000 price stability
= 0.262 → UNRATED: 4 of 30 paid calls weights 2026.09.6 · 4 samples · seed cap_01M3XJCBFW29V5GNRZZ67ZJNT4|2026-09-04T13:28:30.445Z|2026.09.6
Verify it yourself
npx teppi-check https://market.datapackvibe.com/x402/demand-domain-spf-policy-email-operationscurl -s https://api.teppi.xyz/v1/trust/cap_01M3XJCBFW29V5GNRZZ67ZJNT4