Is Tcf down? No, it's UP | Monitor The Internet

Tcf

▲ UP 100.0% confident

Last check: 4 hours ago · Jun 08, 2026 06:37 UTC

Passed

Failed

Methods

MTI Verification Status

Live status from our automated multi-method verification engine.

Check Results

Checks Passed

Checks Failed

Methods Run

Latest Method Results

HTTP Check

FAILED

HTTP 403 in 204ms

204ms

TCP Connection

PASSED

TCP tcf.org:443 OK in 22ms

IP: 172.67.74.104

22ms

SSL/TLS Handshake

PASSED

SSL OK (B) in 50ms

B · 44d

IP: 104.26.0.8

50ms

Historical Checks

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Company Details

Recent Uptime Checks

Check Time	Status	Response	Method	Output
Jun 08 02:16:36	DOWN 403	204ms	curl_http	HTTP 403 in 204ms
Jun 08 02:16:36	UP	22ms	tcp_connect	TCP tcf.org:443 OK in 22ms
Jun 08 02:16:37	UP	50ms	ssl_handshake	SSL OK (B) in 50ms
Jun 08 02:16:37	UP	N/A	verification_summary	N/A

Signal	Status	UP
NTP ntp_servers	NONE	0
DNS dns_servers	NONE	0
VPN vpn_servers	NONE	0
SMTP smtp_servers	NONE	0
HTTP http_servers	NONE	0
SSH ssh_servers	NONE	0
WHOIS whois_lookups	NONE	0
CT ct_certificates	NONE	0
Tor tor_relays	NONE	0
Overall		NO DATA	0

UNCERTAIN = data source temporarily unavailable. DOWN = target unreachable.