indexo.dev

abookapart.com

.com crawl

First seen 2026-04-11 · Last seen 2026-05-18 · ok HTTP/1.1 200 939 ms crawled 2026-05-18

US · 75.2.60.5 · AS16509 Amazon.com, Inc.

Reputation 94/100 dmarc monitor-only

Classifying

HTML metadata

Title
A Book Apart
Description
Brief books for people who design, write, and code
Language
en
Canonical
index.html
Feeds

Open Graph

title
A Book Apart
site name
A Book Apart
description
Brief books for people who design, write, and code

Technology

CDN
Netlify

Third-party hosts loaded (2)

  • feeds.feedburner.com×1
  • front-end.social×1

Social

Registration

Registrar
Cloudflare, Inc.
Created
2005-05-11
Expires
2029-05-11 1087 days left
Updated
2025-10-03
Name servers
  • ishaan.ns.cloudflare.com
  • rafe.ns.cloudflare.com

DNS records live

NS
  • ishaan.ns.cloudflare.com
  • rafe.ns.cloudflare.com
MX
  • 10 mx1.improvmx.com
  • 20 mx2.improvmx.com
TXT
  • google-site-verification=9ex0_Z0xQO5TbWWWG_YdS_AOVUveCyat58PnkSv7E3o

Email authentication partial

SPF
v=spf1 include:spf.improvmx.com ~all
softfail (~all)
DMARC
v=DMARC1; p=none; sp=none; rua=mailto:re+g24sgificf0@inbound.dmarcdigests.com; pct=100
policy: none (monitoring only) · sp=none
DKIM
  • google: v=DKIM1; k=rsa; p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAiy/tUv2cnI+HrLriRc9kSqOkmV27d8s6SLufh66pNZSjrAZpKK9m/XupaTKQgRVioXnmvOwGBOUYwO…
selectors probed

Certificate (current)

E7
from 2026-04-20 to 2026-07-19
Expires in 60 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 50/100 Checked live page: https://abookapart.com/

present
  • strict-transport-security
findings
  • missing Content Security Policy
  • missing frame protection
  • missing content type protection
  • missing Referrer Policy
  • missing Permissions Policy
Header values
strict-transport-security
max-age=31536000

Links to (3)

Linked from (13)