Discover / netintel.dev
NetIntel
■ Challenge detectedEmail deliverability & domain security check — validates SPF, DKIM (multi-selector), and DMARC, detects spoofing and misconfigurations, and returns an A–F email security grade with transparent deductions. Anti-spam / anti-phishing readiness for any sending domain.
- Listed price
- $0.002
- Challenge detected
- 10 of the last 10 checks
- Median response
- 151 ms
- Last checked
- 17 Oct, 08:59 UTC
- In our index since
- 26 Sept 2026
Endpoint
curl -i https://netintel.dev/email-auth # 402 Payment Required: pay with an x402 client (USDC on Base), # then send the same request again with the payment attached.
125 listed endpoints · on x402 Bazaar
Checks and payment terms on this page refer to the endpoint above. Other listed endpoints have not been checked individually.
Base URLhttps:
- GET/jwt-inspector
/decode$0.005Decode and inspect any JWT token — extracts header algorithm, payload claims, expiry status, issued-at time, audience, issuer, and subject without requiring the secret — so agents can debug auth issues, check token expiry, and extract identity claims from tokens in pipelines. - GET/username-check
/lookup$0.03Check username availability across 20+ social platforms and developer sites simultaneously — returns which platforms have a profile registered under that handle so agents can find people, verify identities, scout brand handles, or check name availability before registration. - POST/openai
/gpt-4-1$0.09Call OpenAI's gpt-4.1 via a single pay-per-call x402 endpoint — no OpenAI account or API key needed, pay $0.09 per request in USDC. Standard OpenAI chat.completions request/response shape, capped input and output. - GET/cloud-fingerprint
/analyze$0.01Fingerprints a domain's cloud infrastructure — DNS records, HTTP headers, a TLS handshake and PTR lookups — to detect CDN, WAF, hosting, DNS and email provider, plus cert issuer/wildcard/SAN count, with confidence scores and a security grade (A–F). Hosts that resolve but answer nothing on 80/443 return http_reachable:false, score null and grade insufficient_data — never a grade inferred from an unanswered probe. - POST/embeddings$0.001Multilingual text embeddings (384-dim) served in-house, no OpenAI dependency, no API key. NetIntel's cheapest embeddings at $0.001/call, batches up to 256 texts. Supports query/passage input types for retrieval (e5). Pairs with /text/chunk for a full chunk→embed RAG pipeline on one provider.
- POST/text
/chunk$0.001Split text into overlapping chunks for RAG ingestion — by characters or words, with configurable chunk size and overlap. Deterministic (same input → same chunks), returns each chunk with its index and start/end offsets. No API key, no LLM. Pairs with /v1/embeddings for a full chunk→embed pipeline. - GET/gas
/price$0.002Live gas prices across Base, Ethereum, Arbitrum, Optimism, and Polygon with USD cost estimates for a transfer, an ERC-20 send, and a swap — keyless, one call, all chains. Per chain: gas price + EIP-1559 base/priority fee in gwei, native-token USD price, 15s cache. L2 figures are execution-gas only (L1 data fee excluded, flagged in findings). - POST/openai
/gpt-5-5$0.65Call OpenAI's gpt-5.5 via a single pay-per-call x402 endpoint — no OpenAI account or API key needed, pay $0.65 per request in USDC. Standard OpenAI chat.completions request/response shape, capped input and output. - GET/tech-fingerprint
/analyze$0.05Fetch a URL and detect the full technology stack from HTTP response headers, HTML meta tags, cookies, and script patterns — returns CMS, framework, CDN, server, analytics, and security tool detections so agents can profile any web target without a browser. - GET/url-safety
/check$0.01Check a URL against URLhaus malware database and heuristic phishing pattern analysis — returns threat classification, malware family if known, threat confidence, and risk score so agents can screen links before following them or sharing them in automated workflows. - GET/asn-lookup
/analyze$0.03Resolves an IP address or domain to its Autonomous System Number (ASN), network owner, country, and hosting/cloud classification — agents get structured network ownership context plus a trust score to assess infrastructure risk. - GET/ip-report
/full$0.2One premium call returns a complete five-part IP profile — geolocation, ASN/network ownership, multi-DNSBL blacklist status, threat reputation, and an aggregate risk verdict — run concurrently with graceful partial-failure handling, so agents get a full IP workup and a block/allow decision in a single request. - GET/email
/verify$0.001Validate an email address — email verification before you send: syntax + MX + disposable/role/free-provider detection in one call, boolean-first (deliverable, safe_to_send) with a machine-readable reason. DNS-level check only — does not confirm the individual mailbox exists (no SMTP probe). For a scored trust report instead of a yes/no gate, see /email-intel/analyze. - POST/openai
/gpt-5-4-mini$0.04Call OpenAI's gpt-5.4-mini via a single pay-per-call x402 endpoint — no OpenAI account or API key needed, pay $0.04 per request in USDC. Standard OpenAI chat.completions request/response shape, capped input and output. - GET/cron-parser
/explain$0.03Parse any cron expression into a human-readable explanation, validate its syntax, compute the next 5 scheduled run times (UTC), and detect common patterns (daily, weekly, monthly, hourly) — accepts standard numeric fields plus JAN-DEC/SUN-SAT name tokens — so agents can understand, validate, and work with cron schedules without implementing their own cron parser. - GET/currency-exchange
/history$0.02Daily historical exchange-rate series for any currency pair — fiat via ECB reference data, crypto via Coinbase daily closes — with min/max/average/change stats, no API key. Pass start/end dates or a days lookback (default 30). The history sibling of /currency-exchange/convert: trend and repricing context for the pairs agents already quote spot. - POST/email-auth$0.002Email deliverability & domain security check — validates SPF, DKIM (multi-selector), and DMARC, detects spoofing and misconfigurations, and returns an A–F email security grade with transparent deductions. Anti-spam / anti-phishing readiness for any sending domain.
- POST/extract
/contact$0.01Extract structured contact details from text, an email signature, or webpage text using Claude Haiku — returns name, title, company, email, phone, and address as clean JSON so agents can turn unstructured contact blocks into CRM-ready records in one call. - GET/wayback
/lookup$0.01Query the Internet Archive Wayback Machine to check if a URL has ever been archived, get the closest snapshot to a given date, retrieve the most recent capture, and return archival history stats — so agents can access historical web content, verify past content claims, and recover deleted pages. - GET/exa
/contents$0.005Clean page text for up to 3 URLs in one call via Exa's index + live crawl — works on JS-rendered and bot-walled pages that direct fetch can't read. Returns title, author, published_date and text per URL, with per-URL status. Pairs with /exa/search (search → contents). No API key, pay per call on Base or Solana. - POST/openai
/gpt-4-1-nano$0.005Call OpenAI's gpt-4.1-nano via a single pay-per-call x402 endpoint — no OpenAI account or API key needed, pay $0.005 per request in USDC. Standard OpenAI chat.completions request/response shape, capped input and output. - GET/crypto
/ohlc$0.02Historical OHLC candles for any major crypto asset — hourly or daily, up to 300 candles, with period stats (change %, high, low) — from Coinbase Exchange with Kraken fallback, no API key. Also a price-at-date mode: pass date=YYYY-MM-DD for that day's candle and close. USD, EUR, or GBP quotes; 5min cache. - GET/holidays
/check$0.005Look up public holidays for any country and year, check whether a specific date is a holiday, and calculate the next business day — so agents can handle scheduling, SLA calculations, deadline setting, and date-aware workflows without hardcoding country-specific holiday rules. - POST/translate
/structured$0.02Translate structured content — JSON, HTML, Markdown, templates, UI strings — without breaking structure. Preserves keys, tags, markdown, URLs, emails, variables, placeholders, code blocks, and brand names, honors a caller glossary, and validates that no placeholder was dropped, so agents can localize app content safely. - GET/ip-geo
/locate$0.002IP geolocation lookup (geoip / IP location API) — geolocate any IPv4 or IPv6 address to city, region, country, latitude/longitude, timezone, and ISP/ASN as structured JSON so agents can localize content and enrich user records without a paid geolocation subscription. For proxy/VPN/anonymizer or hosting/datacenter detection, use /ip-risk/score or /ip-reputation/analyze.
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Showing 25 of 125 listed endpoints. First endpoints
Agents can find it through the Superstables MCP server and JSON API: GET /api/v1/services/netintel.dev
Recent checks
All 10 checks
| When (UTC) | Result | HTTP | Response |
|---|---|---|---|
| 17 Oct, 08:59 UTC | Challenge detected | 402 | 215ms |
| 16 Oct, 08:13 UTC | Challenge detected | 402 | 143ms |
| 14 Oct, 21:46 UTC | Challenge detected | 402 | 123ms |
| 13 Oct, 10:39 UTC | Challenge detected | 402 | 184ms |
| 11 Oct, 10:02 UTC | Challenge detected | 402 | 158ms |
| 9 Oct, 21:31 UTC | Challenge detected | 402 | 140ms |
| 8 Oct, 15:35 UTC | Challenge detected | 402 | 125ms |
| 7 Oct, 09:33 UTC | Challenge detected | 402 | 132ms |
| 6 Oct, 09:33 UTC | Challenge detected | 402 | 237ms |
| 26 Sept, 17:02 UTC | Challenge detected | 402 | 160ms |
Questions
Did our last probe detect a payment challenge?
At our last probe on 17 Oct, 08:59 UTC, it returned HTTP 402 or another detected payment-challenge signal. This check did not test payment, delivery or compatibility with the Superstables client.
What price is recorded for NetIntel?
Its listed price is $0.002.
What payment terms does NetIntel advertise?
The listing advertises x402, Base, Solana and USDC. It names cdp as its facilitator. Check the seller's current payment challenge and authentication requirements before paying.
Where is NetIntel listed?
In x402 Bazaar and x402-list.com. Superstables first indexed it on 26 Sept 2026.
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