Retry-After parse

Client

Plan backoff from rate-limit headers.

About Retry-After parse

Parse Retry-After seconds or HTTP-date. The interactive transform on this page runs in your browser tab—Toolcore does not need your paste for the core operation described above.

How to use this page

Paste or type in the main workspace, run the primary action from the toolbar, then copy or download the result. Use Load example when the page offers it, or URL prefill (?q= / ?qb=) so agents and tickets open the same input.

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Nearby workflows on Toolcore

  • Luhn checksum (mod 10) — Paste a digit string (spaces ignored)—pass or fail Luhn for PANs, IMEI-style IDs, and test vectors; browser-only. when headers, identifiers, or reference tables need a sibling check.
  • Payment card checker — Paste PAN digits—Luhn pass/fail plus Visa/Mastercard/Amex/Discover-style BIN hint; no bank lookup; browser-only. when headers, identifiers, or reference tables need a sibling check.
  • IMEI & IMEISV checker — 15-digit GSM IMEI: TAC/SNR split and Luhn verification; 14-digit check hint or 16-digit IMEISV segmentation—no carrier lookup; browser-only. when headers, identifiers, or reference tables need a sibling check.
  • MEID checker (CDMA) — 14–15 hex or 18–19 decimal Mobile Equipment Identifier—Luhn mod‑10/16 check digit; RR/manufacturer/serial split—no TIA lookup; browser-only. when headers, identifiers, or reference tables need a sibling check.

Common use cases

  • Retry-After parse for quick local checks without uploading data.
  • Copy results into tickets, docs, or classroom notes.

Common mistakes to avoid

  • Unexpected input shape

    See the intro and how-to notes for accepted formats.

FAQ

Is processing local?

Yes—this runs entirely in your browser.

Agent prefill?

Use q or qb for the main text field when supported.

More tools

Related utilities you can open in another tab—mostly client-side.