Check website safety signals before ads, trackers, and redirects waste your time.
Blockify's website safety reports are designed to show observed ad risk, tracker risk, security posture, hosting context, reputation signals, and comparison alternatives in one easy-to-scan view.
How each report is built
Each report separates ad annoyance, tracker exposure, security posture, reputation, and user experience so you can judge the observed evidence without relying on a vague safe/unsafe label.
Scan public pages
Collect redirects, scripts, cookies, pop-ups, permission prompts, page weight, and visible third-party requests.
Check safety signals
Review HTTPS, TLS, response headers, DNS, hosting, Safe Browsing, VirusTotal, and HTTP Observatory where available.
Make results easy to compare
Group the same evidence types on every report so ads, trackers, security signals, and limitations are easy to scan.
Find reports worth comparing
Use the lists below to compare signals that meaningfully differ across the current report set before opening the full evidence view.
Most tracker activity
Reports with the most tracker-domain evidence.
Quieter samples
Lower observed ad and tracker domain counts.
Website safety report inventory
Browse sampled websites by category and open each report for the observed ads, trackers, security signals, page behavior, and alternatives.
Education and student tools
Blooket
blooket.com
Latest scan of Blooket across 6 public pages captured 331 browser requests, 6 third-party domains, 0 ad-domain matches, 6 tracker-domain matches, and 5 cookies (0 third-party). Header gaps: CSP, X-Frame-Options. External checks: Safe Browsing clear; HTTP Observatory flagged.
6
trackers
0
ads
5
entities
ClassLink
classlink.com
Latest scan of ClassLink across 6 public pages captured 885 browser requests, 35 third-party domains, 2 ad-domain matches, 35 tracker-domain matches, and 19 cookies (13 third-party). Core header checks were present. External checks: Safe Browsing clear; HTTP Observatory flagged.
35
trackers
2
ads
22
entities
CommonLit
commonlit.org
Latest scan of CommonLit across 6 public pages captured 472 browser requests, 39 third-party domains, 2 ad-domain matches, 38 tracker-domain matches, and 21 cookies (13 third-party). Header gaps: CSP, X-Frame-Options. External checks: Safe Browsing clear; HTTP Observatory flagged.
38
trackers
2
ads
24
entities
Edulastic
edulastic.com
Edulastic redirected from edulastic.com to peardeck.com. The 6-page public sample captured 673 browser requests, 45 third-party domains, 8 ad-domain matches, 44 tracker-domain matches, and 36 cookies (23 third-party). Core header checks were present. External checks: Safe Browsing clear; HTTP Observatory flagged.
44
trackers
8
ads
28
entities
Gimkit
gimkit.com
Latest scan of Gimkit across 6 public pages captured 267 browser requests, 7 third-party domains, 0 ad-domain matches, 7 tracker-domain matches, and 2 cookies (0 third-party). Core header checks were present. External checks: Safe Browsing clear; HTTP Observatory flagged.
7
trackers
0
ads
5
entities
GoGuardian
goguardian.com
Latest scan of GoGuardian across 6 public pages captured 671 browser requests, 72 third-party domains, 8 ad-domain matches, 71 tracker-domain matches, and 57 cookies (42 third-party). Header gaps: mixed-content requests. External checks: Safe Browsing clear; HTTP Observatory flagged.
71
trackers
8
ads
46
entities
Kiddle
kiddle.co
Latest scan of Kiddle across 6 public pages captured 130 browser requests, 6 third-party domains, 2 ad-domain matches, 6 tracker-domain matches, and 6 cookies (1 third-party). Header gaps: HSTS, CSP, X-Frame-Options. External checks: Safe Browsing clear; HTTP Observatory flagged.
6
trackers
2
ads
2
entities
Pear Deck
peardeck.com
Latest scan of Pear Deck across 6 public pages captured 679 browser requests, 45 third-party domains, 8 ad-domain matches, 44 tracker-domain matches, and 36 cookies (23 third-party). Core header checks were present. External checks: Safe Browsing clear; HTTP Observatory flagged.
44
trackers
8
ads
28
entities
Quizizz
quizizz.com
Quizizz redirected from quizizz.com to wayground.com. The 6-page public sample captured 632 browser requests, 44 third-party domains, 3 ad-domain matches, 41 tracker-domain matches, and 29 cookies (10 third-party). Header gaps: HSTS, CSP, X-Frame-Options. External checks: Safe Browsing clear; HTTP Observatory flagged.
41
trackers
3
ads
22
entities
ReadWorks
readworks.org
Latest scan of ReadWorks across 6 public pages captured 792 browser requests, 152 third-party domains, 63 ad-domain matches, 151 tracker-domain matches, and 138 cookies (123 third-party). Header gaps: X-Frame-Options. External checks: Safe Browsing clear; HTTP Observatory flagged.
151
trackers
63
ads
125
entities
Teachers Pay Teachers
teacherspayteachers.com
Latest scan of Teachers Pay Teachers across 6 public pages captured 628 browser requests, 29 third-party domains, 5 ad-domain matches, 28 tracker-domain matches, and 27 cookies (12 third-party). Core header checks were present. External checks: HTTP Observatory flagged.
28
trackers
5
ads
19
entities
XtraMath
xtramath.org
Latest scan of XtraMath across 6 public pages captured 144 browser requests, 20 third-party domains, 2 ad-domain matches, 19 tracker-domain matches, and 12 cookies (6 third-party). Header gaps: HSTS, CSP, X-Frame-Options. External checks: Safe Browsing clear; HTTP Observatory flagged.
19
trackers
2
ads
14
entities
Zearn
zearn.org
Latest scan of Zearn across 6 public pages captured 442 browser requests, 22 third-party domains, 4 ad-domain matches, 21 tracker-domain matches, and 18 cookies (8 third-party). Core header checks were present. External checks: Safe Browsing clear; HTTP Observatory flagged.
21
trackers
4
ads
15
entities
What to compare
Each report keeps the same core checks visible so you can compare sites without digging through unrelated details.
Ads and trackers observed during the sampled public-page visit.
HTTPS, TLS, response headers, and external safety checks where available.
Redirects, cookies, permission prompts, and page behavior that affect browsing.
Clear limits when a site blocks scanning or a signal could not be captured.
Alternatives shown with comparable evidence when enough data is available.