Is This Site Down?

Name: Is This Site Down?
Author: com.downforjustmeoreveryone

MCP serverMCP

Check if any website is down, from two continents, with uptime history and TLS expiry

by com.downforjustmeoreveryonehomepage ↗v1.0.0

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Observed by Wellknown

Evidence

Everything here was measured by our prober or read from a registry. Nothing is self-reported.

30-day availability97/97 checks ok

when	check	result	http	latency	detail
4 h ago	mcp initialize	ok	200	527 ms	server is-it-down 1.0.0 · protocol 2025-06-18 · 5 tools
11 h ago	mcp initialize	ok	200	538 ms	server is-it-down 1.0.0 · protocol 2025-06-18 · 5 tools
17 h ago	mcp initialize	ok	200	524 ms	server is-it-down 1.0.0 · protocol 2025-06-18 · 5 tools
24 h ago	mcp initialize	ok	200	490 ms	server is-it-down 1.0.0 · protocol 2025-06-18 · 5 tools
31 h ago	mcp initialize	ok	200	501 ms	server is-it-down 1.0.0 · protocol 2025-06-18 · 5 tools
2 d ago	mcp initialize	ok	200	535 ms	server is-it-down 1.0.0 · protocol 2025-06-18 · 5 tools
2 d ago	mcp initialize	ok	200	518 ms	server is-it-down 1.0.0 · protocol 2025-06-18 · 5 tools
2 d ago	mcp initialize	ok	200	508 ms	server is-it-down 1.0.0 · protocol 2025-06-18 · 5 tools
2 d ago	mcp initialize	ok	200	543 ms	server is-it-down 1.0.0 · protocol 2025-06-18 · 5 tools
3 d ago	mcp initialize	ok	200	528 ms	server is-it-down 1.0.0 · protocol 2025-06-18 · 5 tools

Tools observed via MCP handshake

check_site — Live up/down check of any public website from an independent server (Singapore; Boston for sites that geo-block Singapore). Returns a one-sentence verdict plus
list_outages — Lists the monitored sites (634 across 17 categories) that are confirmed down right now: two consecutive failed checks from their home region and no other region
site_history — Uptime percentage over 24 h and over the requested window (up to 7 days), the list of outages in that window, when the site was last seen down, the current stat
check_certificate — Reads the HTTPS certificate of a public domain and reports days until expiry, the expiry date and the issuer.
list_monitored_sites — The 634 sites checked every 5 minutes, grouped in 17 categories. Without arguments returns the category list with counts; filter by category or a text query to

Declared by sources

What the publisher says

Attributed to the source that supplied each field. Treated as claims, not facts.

No long description beyond the summary.

kind Official MCP Registry

name Official MCP Registry

summary Official MCP Registry

version Official MCP Registry

description Official MCP Registry

homepageUrl Official MCP Registry

publisherName Official MCP Registry

Provenance

Where this record came from

Every source is kept verbatim. Field changes are logged as events.

Official MCP Registrycom.downforjustmeoreveryone/is-it-down

first seen 26 d ago · fetched 19 h agoopen ↗

Field history (6 recent events)

26 d ago · declared · summary → "Check if any website is down, from two continents, with uptime history and TLS expiry"
26 d ago · declared · description → "Check if any website is down, from two continents, with uptime history and TLS expiry"
26 d ago · declared · publisherName → "com.downforjustmeoreveryone"
26 d ago · declared · homepageUrl → "https://downforjustmeoreveryone.com/api"
26 d ago · declared · version → "1.0.0"
26 d ago · declared · protocols → ["mcp"]

This record is unclaimed

Evidence

What the publisher says

Capabilities

Where this record came from