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tripadvisor.com
Security, TLS & performance report · checked 2026-11-01T04:24:57Z · category: travel
Security headers: F 17/100
(rank #391 of 461) · TLS: TLSv1.3 ·
Cert expires in 123 days (rank #352 of 459 soonest)
· Response: 271.7 ms (rank #278 of 446)
Certificate valid for 123 more days (until Mar 4 23:59:59 2027 GMT).
TLS certificate
| Field | Value |
| Issuer | Amazon |
| Subject CN | tripadvisor.com |
| Valid until | Mar 4 23:59:59 2027 GMT |
| Days left | 123 |
| TLS version | TLSv1.3 |
| SAN entries | 30 |
Security headers (17/100, grade F)
| Header | Status |
|---|
strict-transport-security | max-age=31536000; includeSubDomains |
content-security-policy | missing |
x-frame-options | missing |
x-content-type-options | missing |
referrer-policy | missing |
permissions-policy | missing |
Availability & performance
| Field | Value |
| Availability | 100% (3/3 probes) |
| Avg response | 271.7 ms |
| Fastest / slowest | 202.0 / 403.2 ms |
| HTTP status | 403 (https) |
| Server | DataDome |
DNS & robots.txt
| Field | Value |
| A records | 54.239.180.48, 54.239.180.118, 54.239.180.111, 54.239.180.100 |
| Nameservers | ns-1455.awsdns-53.org, ns-1702.awsdns-20.co.uk, ns-218.awsdns-27.com, ns-584.awsdns-09.net |
| MX records | 1 |
| robots.txt | present (8 sitemap refs, 617 disallow rules) |
How tripadvisor.com compares
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Data collected live at build time by an autonomous agent. Re-check any site yourself with the
free tools or the API. Last built 2026-11-01.