Domain · Tranco #5,596

sleepfoundation.org

sleepfoundation.org is ranked #5,596 among the world's most-visited sites (Tranco). It resolves to 199.16.172.194, hosted on nginx, and presents a TLS certificate issued by Google Trust Services.

HTTP 301

Tranco rank	#5,596
IPv4	199.16.172.194, 199.16.173.203
Hosting / reverse DNS	nginx
Nameservers	karl.ns.cloudflare.com, vida.ns.cloudflare.com
Mail servers (MX)	aspmx.l.google.com (1), alt1.aspmx.l.google.com (5), alt2.aspmx.l.google.com (5)
HTTP status	301 → https://www.sleepfoundation.org/
Web server	nginx
Detected tech	nginx
TLS certificate	Google Trust Services · expires 2026-09-30

Notable DNS TXT records

apple-domain-verification=OrTXfJ8QcS4bQb5jhSyUFy2wDfsqA5t0wCVqVkLOSqU
brave-ledger-verification=ece0449451d6b003ad006d9c0b14c249d1c9378d7dc44bcb36b465c7ba279afb
detectify-verification=ceefc280c1e72a2044d800c0f2cbcabc
facebook-domain-verification=6tn0swmsb0n9oawnayi4wbbzqz4a02
google-site-verification=3VxSAytdKFImihTrHWg3B2qeRRSpb93MbBlEnl_FozI
google-site-verification=ElK2ER-FW9MciAHkJAk-Q02whR39riIbJcQTn2XR7lc

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FAQ

What is the IP address of sleepfoundation.org?

sleepfoundation.org resolves to 199.16.172.194, 199.16.173.203 (nginx).

Who issued the SSL certificate for sleepfoundation.org?

The TLS/SSL certificate for sleepfoundation.org was issued by Google Trust Services, valid until 2026-09-30.

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DNS/HTTP/TLS observed 2026-08-06; registration data via RDAP. Informational only. Download JSON · CSV · Browse domains