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reddit.com

Security, TLS & performance report · checked 2026-11-01T04:24:57Z · category: community

Security headers: C 67/100 (rank #155 of 461) · TLS: TLSv1.3 · Cert expires in 107 days (rank #329 of 459 soonest) · Response: 45.1 ms (rank #40 of 446)
Certificate valid for 107 more days (until Feb 16 23:59:59 2027 GMT).

TLS certificate

FieldValue
IssuerDigiCert Inc
Subject CN*.reddit.com
Valid untilFeb 16 23:59:59 2027 GMT
Days left107
TLS versionTLSv1.3
SAN entries2

Security headers (67/100, grade C)

HeaderStatus
strict-transport-securitymax-age=31536000; includeSubdomains
content-security-policydefault-src 'none'; script-src 'nonce-3101fe0f-e0dd-4f36-a25f-d6eaa44ee367'; style-src 'un
x-frame-optionsSAMEORIGIN
x-content-type-optionsnosniff
referrer-policymissing
permissions-policymissing

Availability & performance

FieldValue
Availability100% (3/3 probes)
Avg response45.1 ms
Fastest / slowest38.6 / 56.0 ms
HTTP status200 (https)
Serversnooserv

DNS & robots.txt

FieldValue
A records151.101.1.140, 151.101.129.140, 151.101.65.140, 151.101.193.140
Nameserversns-1029.awsdns-00.org, ns-1887.awsdns-43.co.uk, ns-378.awsdns-47.com, ns-557.awsdns-05.net
MX records5
robots.txtpresent (0 sitemap refs, 1 disallow rules)

How reddit.com compares

SiteHeadersScoreCert days leftms
producthunt.comA1008097.2
news.ycombinator.comB834853.5
stackexchange.comB837234.0
quora.comB8378301.9
indiehackers.comB8386108.1
medium.comC673321.9
dev.toC6719545.1
lemmy.worldC6779380.7

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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.