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Actor/shawndunn

Subdomain Finder (Passive, Certificate Transparency Logs)

Monitoringcrt.shCert Spotter

Discover subdomains passively from public Certificate Transparency logs (crt.sh with CertSpotter fallback): unique hostnames, certificate count, first/last certificate date, issuers. No scanning or traffic to the target.

Publisher description, verbatim
Last 7 dayson this actor
  • 1new actor
  • 2new rivals on crt.sh
Each one reaches followers by email the morning after.Follow this actor
Key figures2 readings
Price / 1k$0.50per 1,000 subdomain
Users / 30d1→ 0 over 2 readings
Users, all time2→ 0 over 2 readings
Runs / 30d1not enough history for a trend
Runs / user / mo1.00runs per monthly user
Standing
#9of 13

on crt.sh, by users in the last 30 days among actors classified to this platform.

Recorded changes
  • 2026-10-23changeListed—on record
showing 1 of 1 in the last 30 days · followers get the next one by email

History

2 readings since 2026-10-23
Users / 30d2 readings
10-23→ 010-24
Users, all time2 readings
10-23→ 010-24
Standing2 readings
10-23→ 010-24

Alternatives on crt.sh

The actors either side of #9 of 13, ranked by users in the last 30 days. Same platform, adjacent adoption — the comparable set.

all 13 on crt.sh →
Sort
#ActorGradePrice / 1kUsers /30dSuccessRatingAgeFresh
4
Subdomain Finder — Certificate Transparency (crt.sh)bgfc97
—EVT$20.00 /1k domain-scannedsteep price16 total——3maging
5
Certificate Transparency Subdomain Scraperdevilscrapes
—EVT$6.00 /1k certificate-scrapehigh price12 total——49dfresh
6
Subdomain Finder — SSL Certificate Transparency Lookupkeyman98
—EVT$1.00 /1k domain-checkedgood price12 total——27dfresh
7
Certificate Transparency Monitor — AI Agent Recon APIlogiover
—RES$5.00 /1ksteep price12 total——4mfresh
8
Subdomain Finder: Certificate Transparency Logs | $1/1Kone_dollar_store
—RES$1.00 /1kgood price12 total——15dfresh
9
Subdomain Finder (Passive, Certificate Transparency Logs)shawndunn
—EVT$0.50 /1k subdomaingood price12 total——1dfreshThis
10
SSL Certificate Transparency Scraperthriftykiwi
—RES$1.00 /1kgood price12 total——27dfresh
11
🌐 Subdomain Enumerator & CT Logs OSINT (crt.sh)unrivaled_fortress
—RES$2.00 /1kfair price12 total——34dfresh
12
Subdomain Finder - Certificate Transparency + DNS Checkzhucl1006
—EVT$2.00 /1k subdomainfair price12 total——1dfresh
13
crt.sh Certificate Monitor - New TLS Certstechnicaldost
—RES$2.50 /1khigh price01 total——48dfresh

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Numbers on this page are measured only by an independent census of the Apify Store — not self-reported. Not indexed: too little has happened to this actor for us to have anything worth saying yet.