← /check (run another)
/audit
Monitor this daily →stackoverflow.com
1 issue need attention
/ssl/tls
days left89
issuerLet's Encrypt
authorizedyes
expires2026-09-15
/domain/whois
days left229
registrarCSC Corporate Domains, Inc.
expires2027-02-02
nameservers2
/http
status200
latency275ms
redirectedyes
final hoststackoverflow.com
/dns
A198.252.206.1
AAAA—
MX5
NS2
TXT21
/seo
titleNewest Questions - Stack Overflow
descriptionno
canonicalno
noindexno
OG metayes
sitemap urls—
/email auth
SPFpresent
DMARCreject
DKIM keys2
/security headers
scoreC
HSTSpresent
CSPpresent
X-FrameSAMEORIGIN
mixed content1 ref(s)
Daily mode
This was one-shot. Pleenx runs it every morning, alerts before things break, and ships branded reports to your clients.
14-day trial, no card. Add up to 25 domains on Solo, 100 on Agency, 300 on Studio.
Start trial →/not ready to sign up?
Want this audit re-run monthly?
We'll re-probe stackoverflow.com on the 1st of each month and email you the diff. One email, no spam, unsubscribe at any time.