59 out of 100

blocku.com

Visit
Moderate — Use Caution
20 years old SSL Secure Not Blacklisted
Checked 4 days ago Re-check
Screenshot of blocku.com
Dangerous Suspicious Fair Good Very Good Excellent

Trust Score

59/100

Domain Age

20 yrs

SSL

Secure

Blacklist

Clean

Server

San Francisco, US

Platform

N/A

Trust Score Breakdown

SSL Certificate 10/10

80 days remaining

Domain Age 10/10

20 years old

Safety APIs 8/10

GSB clean, VT not checked

DNSBL Blacklists 8/8

Clean on all 18 lists

WHOIS Transparency 0/8

Owner information is hidden

Security Headers 0/8

Grade: F

HTTP Behavior 7/7

HTTPS redirect active, 1 redirects

Email Security 1/5

Grade: D — DMARC

Traffic Rank 1/5

Rank #996293 (top-1m)

Contact Information 0/5

No contact page detected

Privacy Policy 0/5

No privacy policy detected

Mobile Friendly 4/4

Mobile score: 100/100

Phishing Databases 4/4

Clean — not in phishing databases

Content Safety 3/3

Risk level: unknown

Brand Safety 3/3

No brand impersonation detected

Favicon & Content 0/5

WHOIS Information

Registrar Amazon Registrar, Inc.
Registration Date 2006-05-22
Expiry Date 2027-05-22
Updated Date 2026-05-16
Domain Age 20 years (very established)
WHOIS Privacy Enabled (Hidden)
Name Servers ns-1001.awsdns-61.net, ns-1315.awsdns-36.org, ns-1943.awsdns-50.co.uk, ns-212.awsdns-26.com
Domain Status
client transfer prohibited

SSL Certificate

Valid
Status Valid SSL Certificate
Issuer R12
Issuer Organization Let's Encrypt
Valid From 2026-05-17
Valid Until 2026-08-15
Days Remaining 80 days
Grade A
Wildcard No
Subject blocku.com
Covered Domains (SAN)
*.blocku.com blocku.com

DNS Records

✗ SPF ✗ DKIM ✓ DMARC

SOA Record

mname: ns-212.awsdns-26.com
rname: awsdns-hostmaster.amazon.com
serial: 1
refresh: 7200
retry: 900
expire: 1209600
min-ttl: 86400

IP & Hosting Information

IPv4 Address 199.232.197.246
Hosting Provider AS54113 Fastly, Inc.
Organization AS54113 Fastly, Inc.
ASN AS54113
Country US
City San Francisco
Region California
Timezone America/Los_Angeles
CDN Detected Fastly

Safety & Threat Detection

Google Safe Browsing

Clean

VirusTotal

Not checked (API key required)

DNSBL Blacklist Check

Clean

Checked against 18 DNSBL servers.

All checked servers:

✓ multi.surbl.org
✓ uribl.swinog.ch
✓ dbl.spamhaus.org
✓ uri.blacklist.woody.ch
✓ rhsbl.sorbs.net
✓ nomail.rhsbl.sorbs.net
✓ zen.spamhaus.org
✓ bl.spamcop.net
✓ b.barracudacentral.org
✓ dnsbl.sorbs.net
✓ spam.dnsbl.sorbs.net
✓ cbl.abuseat.org
✓ dnsbl-1.uceprotect.net
✓ psbl.surriel.com
✓ all.s5h.net
✓ rbl.interserver.net
✓ dnsbl.dronebl.org
✓ access.redhawk.org

Phishing Database Check

PhishTank

Not listed — Clean

OpenPhish

Not listed — Clean

Email Security

D
45/100

Provider: sbnation.com

MX Records (1 records)
SPF
DKIM
DMARC (policy: reject)
BIMI

⚠ No SPF record — email spoofing possible

⚠ No DKIM records found — email authenticity unverifiable

Content Analysis

Unknown Risk (0/100)
✓ Login Form: None
✓ Payment Form: None
✓ Obfuscated JS: None
✓ Meta Redirect: None
External Scripts: 0
External iFrames: 0

Google Search Preview

https://blocku.com

blocku.com

No meta description found.

SEO Metrics

Page Title Not found (0 chars)
Meta Description Not found
H1 Tags None
H2 Tags Count 0
Canonical URL Not set
Robots.txt Not found
XML Sitemap Not found
Language Not detected
Word Count 0
Internal Links 0
External Links 0
Total Images 0
Favicon Not found
Has Video No

Schema & Social Markup

✗ Open Graph
✗ Twitter Card
✗ Hreflang
✗ Schema.org

Essential Pages

✗ Privacy Policy
✗ Terms of Service
✗ Contact Page
✗ About Page

Technology Detection

⚙ Web Server cloudflare
🌐 CDN Cloudflare
🛡 WAF Detected

All Detected Technologies

cloudflare Cloudflare
100

Mobile Score

PageSpeed Insights

100

Desktop Score

PageSpeed Insights

Core Web Vitals

Metric Mobile Desktop
First Contentful Paint (FCP) 1.5 s 0.4 s
Largest Contentful Paint (LCP) 1.5 s 0.7 s
Cumulative Layout Shift (CLS) 0 0
Time to Interactive (TTI) 1.5 s N/A

Page Statistics

Total Page Size 13.9 KB
HTTP Requests 4
Mobile Friendly Yes

HTTP Information

HTTP Status 403
Response Time 467 ms
Load Time 467 ms
GZIP Compression Disabled
HTTPS Redirect Yes
WWW Redirect No
Redirect Count 1
Final URL https://lessonislam.com/

Security Headers

F
✗ HSTS
Missing
✗ Content-Security-Policy
Missing
✗ X-Frame-Options
Missing
✗ X-XSS-Protection
Missing
✗ X-Content-Type-Options
Missing
✗ Referrer-Policy
Missing
✗ Permissions-Policy
Missing

Redirect Chain

1 HTTP/2 301 https://lessonislam.com/
2 HTTP/2 403 Final destination

Server Location

San Francisco, California, US | AS54113 Fastly, Inc.

Response Time

467ms Fast
0ms 500ms 1500ms 3000ms+

WAF & CDN Detection

CDN

Cloudflare

Web Application Firewall

Detected

Web Server

cloudflare

HTTPS Redirect

HTTP → HTTPS active

Mobile Friendliness

Mobile Friendly

Viewport Meta

Missing

100

Mobile Score

out of 100

Shared Hosting / Reverse IP

10 other domains

Other domains hosted on 199.232.197.246:

acmepackingcompany.com 68 andthevalleyshook.com 64 alligatorarmy.com 65 againstallenemies.com 57 azsnakepit.com 66 athleticsnation.com 66 allaboutthejersey.com 66 bloggingtheboys.com 67 blessyouboys.com 66 anchorofgold.com 65

robots.txt & Sitemap

✗

robots.txt

Not found

✗

sitemap.xml

Not found

Common Ports

Based on standard web service detection:

HTTP :80
HTTPS :443
FTP :21
SSH :22
SMTP :25
MySQL :3306

Domain History (Wayback Machine)

Last Snapshot 2025-08-01
Browse All Snapshots →

User Reviews

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Quick Info

Hosting

AS54113 Fastly, Inc.

Server

San Francisco, US

Registrar

Amazon Registrar, Inc.

SSL Issuer

R12

Domain Age

20 years (very established)

Traffic Rank

#996,293

Tranco List

Top 1m

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Frequently Asked Questions

Is blocku.com safe?
Score 59/100. Use with caution.
Is blocku.com legit?
20 years (very established) old. SSL active.
Who owns blocku.com?
Registrar: Amazon Registrar, Inc.. WHOIS private.
Is blocku.com blacklisted?
Not blacklisted.
When was blocku.com created?
Registered 2006-05-22.