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u.cisco.com

Cisco · tier other (other) · 0.2% of the company's traffic weight · CrUX top 500,000 · scan of 2026-10-17

Akamai Edge DNS + Self-hostedDNS (zone cisco.com)
AWSEdge
AWS (AS16509)18.65.238.0/24

DNS records

Statuslive
CNAME chaind1yxswav9onjj8.cloudfront.net
A18.65.238.15 18.65.238.17 18.65.238.62 18.65.238.97
AAAA2600:9000:234d:400:15:9643:a900:93a1 2600:9000:234d:e600:15:9643:a900:93a1 2600:9000:234d:5a00:15:9643:a900:93a1 2600:9000:234d:f400:15:9643:a900:93a1
Zonecisco.com
Zone NSa28-64.akam.net a3-64.akam.net ns3.cisco.com ns2.cisco.com ns1.cisco.com
Origin ASNAS16509 AWS (AS16509)
BGP prefix18.65.238.0/24

HTTP

GET / status200
/cdn-cgi/tracenot probed
cf-raya4c0323488c9065f-SEA
servercloudflare
via1.1 cd858042f70b416ca05e042acf3908a4.cloudfront.net (CloudFront)
x-amz-cf-idnMJJWRDmffPTqmmUAHxwaqB_98m6q4artlpNSCJFO2WvwNEJEHM3hw==
x-amz-cf-popSEA73-P1
x-cacheHit from cloudfront

Why we classified it this way

DNS

  • Akamai Edge DNS Akamai Edge DNS · NS a28-64.akam.net, a3-64.akam.net (confidence 95%)
  • Self-hosted Self-hosted · NS ns1.cisco.com → ? AS109 (company network), ns2.cisco.com → ? AS109 (company network), ns3.cisco.com → ? AS109 (company network) (confidence 90%)

Edge

  • AWS AWS CloudFront · CNAME d1yxswav9onjj8.cloudfront.net; A 18.65.238.15 in published aws_cloudfront ranges; A 18.65.238.15 in 18.65.238.0/24 originated by AS16509; x-amz-cf-* / via CloudFront (confidence 99%)

History

ScanStatusDNSEdgeCNAME / AASN
2026-10-17liveAkamai Edge DNS Self-hostedAWSd1yxswav9onjj8.cloudfront.netAS16509
2026-10-17liveSelf-hosted Akamai Edge DNSAWSd1yxswav9onjj8.cloudfront.netAS16509