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member.uhc.com

UnitedHealth Group · tier critical (login / SSO) · 12.2% of the company's traffic weight · CrUX top 10,000 · scan of 2026-10-17

AWS Route 53DNS (zone member.uhc.com)
AWSEdge
AWS (AS16509)18.65.238.0/24

DNS records

Statuslive
CNAME chain—
A18.65.238.58 18.65.238.95 18.65.238.8 18.65.238.113
AAAA—
Zonemember.uhc.com
Zone NSns-1477.awsdns-56.org ns-1767.awsdns-28.co.uk ns-249.awsdns-31.com ns-596.awsdns-10.net
Origin ASNAS16509 AWS (AS16509)
BGP prefix18.65.238.0/24

HTTP

GET / status403
/cdn-cgi/tracenot probed
cf-raya4c0a2f65cf76808-SEA
servercloudflare
via1.1 5fe5f2a3903f1378941d92eceaf3fa16.cloudfront.net (CloudFront)
x-amz-cf-id4g1A5zkOaZBZ1vLsKkc5-f6z2aBGGidbfu3CqdNAdfKccmKX-4wCyg==
x-amz-cf-popSEA73-P1
x-cacheError from cloudfront

Why we classified it this way

DNS

  • AWS Route 53 AWS Route 53 · NS ns-1477.awsdns-56.org, ns-1767.awsdns-28.co.uk, ns-249.awsdns-31.com, ns-596.awsdns-10.net (confidence 95%)

Edge

  • AWS AWS CloudFront (IP range) · A 18.65.238.58 in published aws_cloudfront ranges; x-amz-cf-* / via CloudFront (confidence 93%)

History

ScanStatusDNSEdgeCNAME / AASN
2026-10-17liveAWS Route 53AWS18.65.238.58 18.65.238.95 18.65.238.8 18.65.238.113AS16509