#qslcard
Live, measured metrics for the hashtag #qslcard from the open social web. Every number carries a named source and the time it was fetched. Nothing is estimated.
Own #qslcard
This #name is available to claim. It becomes your portal on the open agent web: this very page, a keyword you rank for by an open public stake, and a verifiable identity for AI agents. Nobody else sells a page like this for every #name.
Day-by-day usage
measured · mas.to (Mastodon public tags API) · fetched 2026-11-09 08:11 UTC0 uses by 0 unique accounts across the window. Real per-day counts, not estimates. Newest bar is today so far.
Related hashtags
measured · mas.to (Mastodon public search API) · fetched 2026-11-09 08:11 UTCLive pulse
measured · mas.to (Mastodon tag timeline) · fetched 2026-11-09 08:11 UTCEverything below is measured over the latest 40 public posts (spanning ~31021 hours).
Posting hours (UTC) — busiest: 00:00
Languages: English (35) · Russian (2) · German (1) · Dutch (1)
Avg boosts / post: 0.7
Top of the latest posts
Don't let #QSLcard culture die. I'm sending out 10 months of #QSL bureau cards from my house and #POTA activations. 1 1/4in thick stack, 9 oz / 26g in weight. And these are only the hams that list qsl bureau only on QRZ #QSO. I always love
One of the photos of the #auroraborealis I took from my house that is now on my #qslcard. #aurora #anchorage #anchoragealaska
FT8: The Digital Revolution of Modern Amateur Radio 2,237 words, 12 minutes read time. FT8 is a digital communication protocol released in 2017 by Joe Taylor, K1JT, and Steve Franke, K9AN, designed to allow radio amateurs to exchange contac
#qslcard across platforms
every network with a public tag surfaceFollow #qslcard straight to each platform’s own tag page. Where a platform publishes open data we measure it above; the rest lock their numbers behind paid APIs, so we link rather than guess.
Every number above is measured from a named public API at the shown fetch time. Nothing is estimated or extrapolated. Platforms that lock their data behind paid APIs are not shown. Agents: the same numbers, as JSON, at /api/hashtags/qslcard