Domain lookup
sfdbi.org
Hosted by Amazon.com, Inc. (AS16509) in United States · Tranco rank #953,480 · registered 2009
Hosting
99.86.12.117AS16509 Amazon.com, Inc. · 🇺🇸 United States · Clean
99.86.12.24AS16509 Amazon.com, Inc. · 🇺🇸 United States · Clean
99.86.12.77AS16509 Amazon.com, Inc. · 🇺🇸 United States · Clean
99.86.12.87AS16509 Amazon.com, Inc. · 🇺🇸 United States · Clean
Technologies
Web serverAmazon
CDN / protectionAmazon CloudFront
ProtocolTLS 1.3 · HTTP/2
Security headersHSTS CSP Frame protection nosniff Referrer-Policy
SourceHome page probe · 4 Oct 2026 · statistics · about this probe
DNS records
Name serversAmazon Route 53
ns-1005.awsdns-61.net
ns-118.awsdns-14.com
ns-1528.awsdns-63.org
ns-1588.awsdns-06.co.uk
ns-1005.awsdns-61.net
ns-118.awsdns-14.com
ns-1528.awsdns-63.org
ns-1588.awsdns-06.co.uk
SPFv=spf1 exists:%{i}._i.%{d}._d.espf.agari.com include:%{d}.0c.spf-protect.agari.com -all
DMARCv=DMARC1; p=reject; fo=1; ri=3600; rua=mailto:city-and-county-of-san-francisco@rua.agari.com; ruf=mailto:city-and-county-of-san-francisco@ruf.agari.com
Registration
RegistrarNetwork Solutions, LLC (IANA #2)
Created2009-09-10 · 17 years ago
Expires2027-09-10 · in 11 months
Last changed2026-08-12
Statustransfer locked
DNSSECnot signed
SourceRDAP · rdap.publicinterestregistry.org
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Known domains: the Tranco top 1M (most popular sites worldwide), the sites most visited in 238 countries (Chrome UX Report), every active .fr domain (AFNIC open data), every .nu, .ee, .se, .ch, .li, .sk domain (registry zone files), every domain of 1021 generic TLDs such as .org, .pro, .cloud (ICANN CZDS zone files) and domains seen in new certificates (Certificate Transparency logs, .com and .net included, collected since 30 September 2026), resolved regularly — updated continuously, last update 2026-10-09. Not exhaustive: other sites may share this address.
Live DNS lookup on 2026-10-09. JSON: /domain/sfdbi.org?format=json