sicpers.info

.info crawl

First seen 2026-04-12 · Last seen 2026-05-27 · ok HTTP/1.1 200 3746 ms crawled 2026-05-19

US · 64.90.42.143 · AS26347 New Dream Network, LLC

Reputation 100/100

type blog

HTML metadata

Title

Structure and Interpretation of Computer Programmers | From programmer to software engineer.

Language

en-US

Generator

WordPress 6.9.4

Canonical

https://www.sicpers.info/

Feeds

Open Graph

url: https://www.sicpers.info/
title: About
locale: en_US
site name: Structure and Interpretation of Computer Programmers
description: About The Author I'm Graham Lee. I do a lot of things, but in particular I help programmers to become software engineers. I've been in software for around two decades, working on UNIX tools, mobile apps, desktop software, micro services, supercomputing…I've seen a lot. I share what I've learned in multiple places, so here are...
updated time: 2026-03-12T12:59:49+00:00

Technology

Server: nginx
CMS: WordPress

Third-party hosts loaded (6)

stats.wp.com×2
fosstodon.org×1
gmpg.org×1
s3.amazonaws.com×1
static.fsf.org×1
storage.ko-fi.com×1

Social

Registration

Registrar

DreamHost, LLC

Created

2014-03-28

Expires

2027-03-28 300 days left

Updated

2025-02-26

Name servers

ns1.dreamhost.com
ns2.dreamhost.com
ns3.dreamhost.com

DNS records live

NS

ns1.dreamhost.com
ns2.dreamhost.com
ns3.dreamhost.com

Email authentication no MX

SPF: not published
DMARC: not published
DKIM: no key found at common selectors

Certificate (current)

R13

from 2026-05-12 to 2026-08-10

Expires in 71 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 90/100 Checked live page: https://www.sicpers.info/

present

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

findings

CSP allows unsafe inline scripts/styles
CSP uses wildcard sources

Header values

referrer-policy: no-referrer-when-downgrade
x-frame-options: SAMEORIGIN
permissions-policy: browsing-topics=()
x-content-type-options: nosniff
content-security-policy: default-src * 'unsafe-inline' 'unsafe-eval' data: blob:;
strict-transport-security: max-age=31536000;