check?ip=1.2.3.4

Check an IP address against 15 major DNS blacklists (Spamhaus, Barracuda, SORBS, etc.) simultaneously — returns which lists it appears on, a reputation score, and a threat…

Check an IP address against 15 major DNS blacklists (Spamhaus, Barracuda, SORBS, etc.) simultaneously — returns which lists it appears on, a reputation score, and a threat classification so agents can make block/allow decisions instantly.

UNRATEDListed

Overview

Grade?

UNRATED

0 of 30 paid calls toward a letter

Price

$0.05 per call

Paid calls

none yet

delivery unknown until someone pays

More info

Seller?

0xdadc3354…fcbeb9df

URL

https://netintel.dev/ip-blacklist/check?ip=1.2.3.4

Seen

first 34 days ago · last 14 hr ago

64 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

0.789 liveness verified, no letter

To a letter · 30 paid calls

0 of 30

Held down by latency p95 · gap to 1.000 is 0.211: 0.081 uncertain ? + 0.130 short ? · 0.011 to B

How the composite of 0.789 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	0.35	0.273		0.055	−0.130	−0.015
liveness it answered at all	0.60	1.00	0.890		0.534	0	−0.066
price stability the price stayed where it was listed	0.20	1.00	1.000		0.200	0	0
Composite	1.00		0.789	gap to 1.000 = 0.211 · 0.130 short · 0.081 uncertain	0.789	−0.130	−0.081

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

The multiplication, written out

  0.200 × 0.273   latency p95    
+ 0.600 × 0.890   liveness       
+ 0.200 × 1.000   price stability
= 0.789           → UNRATED: 56 of 30 paid calls      weights 2026.09.6 · 56 samples · seed cap_01M1A59Z3F8E9VCWA7QQVX6SY2|2026-09-03T20:40:32.752Z|2026.09.6

Verify it yourselfnpx teppi-check https://netintel.dev/ip-blacklist/check?ip=1.2.3.4curl -s https://api.teppi.xyz/v1/trust/cap_01M1A59Z3F8E9VCWA7QQVX6SY2