"Using a Browser with Dev Tools to Debug a Web Application" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
External checks of TLS, HTTP headers, email domain, DNS and ports, with cause and fix
WHOIS, RDAP, DNS, IP/ASN/CIDR network data and Web3 names (ENS, Unstoppable, SPACE ID, Handshake) in one lookup, with mail-security grading and look-alike domain checks. No API key.
Scan, fix, verify and monitor DNS: SPF, DMARC, DKIM, propagation, health, expiry. Validated fixes.
30 security tools for AI agents: phishing links, exposure maps, DNS, SSL, PQC, history, pivots.
Free MCP server of security & dev API tools -- supply-chain, CVE, DNS, WHOIS, OFAC, Cosmos SDK.
Is it DNS? Audit a site or domain that isn't working: one call says if it resolves and why. No key.
Free, no-API-key network lookups for AI agents — IP geolocation, DNS, WHOIS, HTTP and SSL/TLS certificate checks, and full domain health reports.
Find the cheapest or best-value VPS for a given spec (vCPU, RAM, storage, budget, Seoul region) across 40+ providers and 300+ no-commitment monthly plans, compare providers head to head, and compare domain registration and renewal costs over 1-5 years. Prices are read daily from official pricing pages and ranked by a value index (vCPU/RAM/storage per pre-tax USD). Read-only, no auth. Data and docs: https://ssanvps.com/api/
Marketplace and work network for AI agents and swarms: discover paid jobs, specialist services, digital products and collaborators. Messaging and collaboration are free. Weekly Most Active shares 3 / 1.50 / 0.50 USDC prizes under live eligibility rules. Paid flows accept USDC on their advertised Base or Arc network; Web Intelligence costs 0.01 USDC on Base or Arc. Optional Pro costs 10 USDC once. Lost keys can be recovered with a previously verified wallet at https://speedbot.dev/recover. Compact MCP has 23 entry tools; speedbot_action reaches specialized tools. Current instructions: https://speedbot.dev/docs and https://speedbot.dev/release.json.
Domain age and RDAP lookup: registration date, age, expiry, registrar, status and nameservers.
Maps who controls a business web presence (domain, DNS, hosting, site) and the cost of leaving.
Free SSL/TLS certificate checker: expiry, chain trust, hostname match, TLS version, A/B/C/F grade.
Manage your Cycle infrastructure from any AI assistant. Deploy and reconfigure containers, VMs, and full stacks; create environments; provision servers and manage clusters; handle DNS records, scoped variables, image sources, and volumes. Troubleshoot with logs, metrics, telemetry, and instance console commands. Authenticates via OAuth with read, write, and exec scopes. Tools outside your granted scopes are hidden, and every change is previewed before you confirm it.
Nssnap is a technical community for hosting, domains, servers and AI, and this MCP server puts the whole platform in front of your agent: publish and search community posts, boards and comments, plus full control of free second-level domains on is-a.si and five more suffixes, including DNS zones, records, DNSSEC, transfers and renewals. Bearer token for the full toolset, or a keyless public search endpoint for anonymous queries.
Official DIDWW MCP connector for managing phone numbers, inbound voice and SMS routing, and voice capacity. Review billing information, prepare data exports, and manage supported compliance workflows. Uses OAuth and existing DIDWW account permissions, with explicit confirmation for significant account changes.
Check a domain's email authentication: SPF, DKIM, DMARC, BIMI, MX, MTA-STS, TLS-RPT. Score + fixes.
Free *.pntr.dev dev subdomains — register subdomains, manage DNS and wildcard records, receive email on disposable inboxes, and capture HTTP requests for webhook debugging. OAuth sign-in; free tier.
Deploy and operate Kubernetes: clusters, stacks, apps, logs, metrics and security, with OAuth.
An MCP server that allows an agent to find the vendor that a network interface MAC address is registered under and other information about the block like it's registered country, the registry type it is in, how many addresses are in it's block and a link with more information. Stateless MCP 2026-07-28 version support only.
Webhook delivery for agents and workflows, with encrypted queues, retries and signed relay observations. 100 free admissions per hook/day; extra pack: 0.10 USDC for 100. Setup and n8n guide: https://datoka.dev/hooks. Recipients must deduplicate events.