indexo.dev

letterlibrary.org

.org crawl

First seen 2026-04-14 · Last seen 2026-05-07 · ok HTTP/1.1 200 2852 ms crawled 2026-05-07

US · 172.67.157.219 · AS13335 Cloudflare, Inc.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
The Type Specimens of the World - Letter Library
Description
The online archive of all published type specimens. Past and present, printed or digital.
Language
en-US
Canonical
https://letterlibrary.org

Open Graph

url
https://letterlibrary.org
locale
en_US
site name
Letter Library
description
The online archive of all published type specimens. Past and present, printed or digital.

Technology

CDN
Cloudflare
CMS
Gatsby
Analytics
  • Cloudflare Insights

Third-party hosts loaded (2)

  • letterlib.s3.eu-central-1.amazonaws.com×46
  • static.cloudflareinsights.com×1

Registration

Registrar
Cloudflare, Inc.
Created
2015-05-14
Expires
2027-05-14 360 days left
Updated
2026-04-19
Name servers
  • jack.ns.cloudflare.com
  • kim.ns.cloudflare.com

DNS records live

NS
  • jack.ns.cloudflare.com
  • kim.ns.cloudflare.com
MX
  • 10 w01e90a7.kasserver.com
TXT
  • google-site-verification=Op1rdCFIf9paovH5bw76ZM87G23DJkeOh5yGk4tvF_c

Email authentication strong

SPF
v=spf1 mx a ~all
softfail (~all)
DMARC
v=DMARC1; p=none;
policy: none (monitoring only)
DKIM
no key found at common selectors

Certificate (current)

WE1
from 2026-03-31 to 2026-06-29
Expires in 41 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 65/100 Checked live page: https://letterlibrary.org/

present
  • content-security-policy
  • x-frame-options
  • referrer-policy
  • cross-origin-opener-policy
findings
  • missing HSTS
  • missing content type protection
  • missing Permissions Policy
Header values
referrer-policy
strict-origin-when-cross-origin
x-frame-options
sameorigin
content-security-policy
frame-ancestors 'self'
cross-origin-opener-policy
same-origin

Links to (3)

Linked from (2)