almightylisp.com

.com crawl

First seen 2026-04-11 · Last seen 2026-04-11 · ok HTTP/1.1 200 871 ms crawled 2026-05-18

US · 104.21.66.43 · AS13335 Cloudflare, Inc.

Reputation 100/100

Classifying

HTML metadata

Title: ALMIGHTY LISP: LISP & EMACS ESSENTIALS - ALMIGHTYLISP.COM
Language: en

Open Graph

url: /
title: Almighty Lisp: Lisp & Emacs Essentials
description: almightylisp.com

Technology

CDN: Cloudflare
CMS: Gatsby

Fonts

Google Fonts

Third-party hosts loaded (4)

fonts.googleapis.com×2
cdn.jsdelivr.net×1
fonts.gstatic.com×1
unpkg.com×1

Social

Registration

Registrar

Cloudflare, Inc.

Created

2025-12-30

Expires

2026-12-30 223 days left

Updated

2025-12-30

Name servers

adelaide.ns.cloudflare.com
johnny.ns.cloudflare.com

DNS records live

NS

adelaide.ns.cloudflare.com
johnny.ns.cloudflare.com

MX

1 mailserver.purelymail.com

TXT

purelymail_ownership_proof=335a33c859917545d186e16650c26486b0bcdbd6934a16b7b7ade92f5c8e1d4113d540692a8496b942f543b0ff6fba078f8989503c94859a9450232c3bfb0ac9

Email authentication strong

SPF

v=spf1 -all

strict (-all)

DMARC

v=DMARC1; p=reject; ruf=mailto:dmarc@purelymail.com

policy: reject (enforced)

DKIM

Show 12 DKIM selectors

default: v=DKIM1; p=
google: v=DKIM1; p=
selector1: v=DKIM1; p=
selector2: v=DKIM1; p=
k1: v=DKIM1; p=
k2: v=DKIM1; p=
mail: v=DKIM1; p=
dkim: v=DKIM1; p=
s1: v=DKIM1; p=
s2: v=DKIM1; p=
mxvault: v=DKIM1; p=
smtpapi: v=DKIM1; p=

selectors probed

Certificate (current)

WE1

from 2026-04-28 to 2026-07-27

Expires in 67 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 75/100 Checked live page: https://almightylisp.com/

present

strict-transport-security
x-frame-options
x-content-type-options
referrer-policy

findings

missing Content Security Policy
missing Permissions Policy

Header values

referrer-policy: strict-origin-when-cross-origin
x-frame-options: DENY
x-content-type-options: nosniff
strict-transport-security: max-age=31536000;

Links to (3)

Linked from (1)

sachachua.com×2