{"uid":"cap_N_Txj4s9dxNy4w6B-axzZ","slug":"agentshelf-dkim-txt-record-lookup-key1-selector-c4aa7139","name":"AgentShelf DKIM TXT Record Lookup (key1 selector)","description":"Call when an agent needs TXT at key1._domainkey.{hostname}. A different selector is a different DNS name. Exact $0.001 USDC. Prefer unpaid POST /v1/sandbox/dns-txt-dkim-key1 first.","url":"https://agentshelf.syntexa.ch/v1/dns-txt-dkim-key1?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"hostname":{"type":"string","examples":["example.com"],"maxLength":253,"minLength":1,"description":"Public DNS hostname such as example.com. Not a URL, not an IP literal, and not a private name."}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_kwBjHEHWiIO2YXpb2vcfP","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Retrieves the DKIM TXT DNS record at key1._domainkey.{hostname} for a given domain","exampleAgentPrompt":"Can you look up the DKIM TXT record for the key1 selector on example.com — I need to see what public key they have published at key1._domainkey.example.com?","exampleUseCases":[{"title":"Verify DKIM email authentication setup","prompt":"Check if acme-corp.com has a valid DKIM key published at the key1 selector — I want to confirm their email authentication is configured correctly."},{"title":"Audit outbound mail signing key","prompt":"Can you fetch the DKIM TXT record at key1._domainkey.newsletter.example.com so I can verify which public key they're using to sign outbound emails?"},{"title":"Debug email deliverability issue","prompt":"I'm troubleshooting why emails from startup.io are landing in spam — can you pull the key1 DKIM DNS record for startup.io to see if their public key is published correctly?"}],"resultDescription":"Returns the raw TXT record value published at key1._domainkey.{hostname} in DNS, typically a DKIM public key string in the format 'v=DKIM1; k=rsa; p=...'","failureModes":["Domain does not have a key1._domainkey TXT record (NXDOMAIN or empty response)","Invalid or malformed hostname input","Hostname exceeds 253 character limit","DNS resolution timeout or upstream failure","Private or reserved hostname rejected"],"whenToPreferThis":"Use this endpoint when you specifically need the key1 DKIM selector TXT record for a domain. For other DKIM selectors, use the equivalent endpoint with the appropriate selector name. Try the free sandbox endpoint POST /v1/sandbox/dns-txt-dkim-key1 first before paying $0.001 USDC for this production endpoint.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T06:47:57.230Z","isFirstParty":false,"canonicalSlug":"agentshelf-dkim-txt-record-lookup-key1-selector-c4aa7139"}