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jobs.duosecurity.com

Cisco · tier critical (marketing / brand) · 0.3% of the company's traffic weight · scan of 2026-10-17

AWS Route 53DNS (zone duosecurity.com)
AWSEdge
AWS (AS16509)143.204.160.0/21

DNS records

Statuslive
CNAME chain—
A143.204.160.29 143.204.160.18 143.204.160.15 143.204.160.71
AAAA—
Zoneduosecurity.com
Zone NSns-1271.awsdns-30.org ns-1600.awsdns-08.co.uk ns-272.awsdns-34.com ns-896.awsdns-48.net
Origin ASNAS16509 AWS (AS16509)
BGP prefix143.204.160.0/21

HTTP

GET / status301
/cdn-cgi/tracenot probed
cf-raya4c0320c196b065f-SEA
locationhttps://duo.com/about/careers/
servercloudflare
via1.1 55a62c25b77c24cde4014f567fd1c550.cloudfront.net (CloudFront)
x-amz-cf-ide8X_i9gLXDQ76D7ymYU2aVKDw6XR1p8sYWnLmssQ956c3bAzk6NYtw==
x-amz-cf-popSEA900-P9
x-cacheHit from cloudfront

Why we classified it this way

DNS

  • AWS Route 53 AWS Route 53 · NS ns-1271.awsdns-30.org, ns-1600.awsdns-08.co.uk, ns-272.awsdns-34.com, ns-896.awsdns-48.net (confidence 95%)

Edge

  • AWS AWS CloudFront (IP range) · A 143.204.160.29 in published aws_cloudfront ranges; x-amz-cf-* / via CloudFront (confidence 93%)

History

ScanStatusDNSEdgeCNAME / AASN
2026-10-17liveAWS Route 53AWS143.204.160.29 143.204.160.18 143.204.160.15 143.204.160.71AS16509
2026-10-17liveAWS Route 53AWS143.204.160.15 143.204.160.29 143.204.160.71 143.204.160.18AS16509