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notebooklm.google

https://notebooklm.google· First analyzed 20 Feb 2026· Updated 20 Feb 2026
Export
notebooklm.google

Sponsored

Hosting Provider

cloud.google.com

IP Address

216.239.32.27

Server Location

🇺🇸 Austell, United States

ASN

AS15169

Organization

Google LLC

Server

ESF

Nameservers

ns3.googledomains.com.ns4.googledomains.com.ns2.googledomains.com.ns1.googledomains.com.

Performance

Page Speed

1.8 MB
31 requests
0–49
50–89
90–100

Architecture Stack

Monolithic
⚙️ SSR
Ghost

Progressive Web App

Web ManifestApple Touch IconTheme Color

Technology Stack

7 Technologies Detected

Frameworks

1

CSS Frameworks

1

Icon Libraries

1

Tag Managers

1

SEO Analysis

A+96/100
14
0
0
N
notebooklm.googlenotebooklm.google

Google NotebookLM | AI Research Tool & Thinking Partner

Meet NotebookLM, the AI research tool and thinking partner that can analyze your sources, turn complexity into clarity and transform your content.

Title Length55 chars

Recommended: 50-60 chars

Description Length146 chars

Recommended: 120-160 chars

Sponsored

Sponsored

A+

Security Score

93%Excellent
Static / Informational

HTTPS

No WAF

59d

Certificate Details

Type

Domain Validated (DV)

Certificate Authority

Google Trust Services

Key Algorithm

ECDSA (secp256r1) (256 bit)

Signature

SHA-256 with RSA

TLS Version

TLSv1.3

HTTP Protocol

HTTP/2+H3

Valid From

26.01.2026

Valid Until

20.04.2026

OCSP Stapling

Enabled

Subject Alternative Names (1)

notebooklm.google

SHA-256 Fingerprint

C1:04:08:3A:40:47:26:B1:B2:CC:C9:C0:D7:32:6C:6B:0F:A9:76:32...

Recommendations

Security recommendation preview

HTTP Headers

Developer Console

accept-ch
Sec-CH-UA-Arch, Sec-CH-UA-Bitness, Sec-CH-UA-Full-Version, S...
alt-svc
h3=":443"; ma=2592000,h3-29=":443"; ma=2592000
cache-control
🔴 No Cache(no-cache, no-store, max-age=0, must-revalidate)
content-encoding
📦 Gzip(gzip)
content-security-policy
require-trusted-types-for 'script';report-uri /_/LabsTailwin...
content-type
text/html; charset=utf-8
Good Warning Issue

Email Infrastructure

Custom Mail Server

Score

55

SPF
DKIM
DMARC

DMARC Policy

Reject (Strictest)

Domain Information

notebooklm.google

Domain Age
2y 8m

Created

09.06.2023

Expires

09.06.2026

Last Updated

10.10.2025

Registrar

MarkMonitor Inc.

DNSSEC
Not Enabled

Privacy & Compliance

Cookie Consent Banner
Privacy Policy
Terms of Service

GDPR Indicators

Privacy policy page linked

Typography & Readability

Helvetica

84/100
Readability
/30
40/40

24px · LH 1.50

Hierarchy
/20
21/25

3.67x ratio

WCAG
/25
15/15

Contrast: undefined

Performance
/25
10/20

3 fonts

Heading Font

Helvetica

Sans88px

Body Font

Helvetica

Sans24px

Contrast Ratio

--

Reading Comfort

Single Font Family

left aligned
88px
h1
40px
h2
24px
p

✅ Excellent readability: 24px body text is ideal for all devices.

✅ Optimal line spacing: 1.50 ratio ensures comfortable reading.

✅ Strong hierarchy: Headlines are 3.7x larger than body text.

✅ Consistent design: Single font family with weight variations is a modern best practice.

✅ Smart font loading: Using font-display: swap prevents invisible text during load.

Business & Marketing Stack

2 Tools Detected

Growing

Behavior Analytics

2

User behavior and product analytics

1

Categories

2

Total Tools

0

Enterprise

0

Mid-Market

Assessment: Growing marketing technology adoption

Sponsored

Scripts & Styles

4 Resources

3
Scripts
1
Styles
2
Async
0
Defer

Top Script Sources

googletagmanager.com(2)gstatic.com(1)

Website Identity

Sponsored

Last analyzed: 20 Feb 2026 at 04:24

Historical Analysis & Change Tracking