prodotnetmemory.com

.com crawl

First seen 2026-05-31 · Last seen 2026-06-01 · ok HTTP/1.1 200 493 ms crawled 2026-06-01

PL · 91.219.122.17 · AS35787 Miroslaw Backiel

Reputation 89/100 weak security headers dmarc monitor-only

Classifying

HTML metadata

Title: Pro .NET Memory Management (2nd edition)
Description: Become a better .NET programmer - understand how and why memory is managed by .NET runtime, learn how to write memory-aware code and explore various aspects of advanced memory management.
Language: en
Generator: Jekyll v4.2.2
Canonical: https://prodotnetmemory.com

Open Graph

url: https://prodotnetmemory.com
title: Pro .NET Memory Management
description: Become a better .NET programmer - understand how and why memory is managed by .NET runtime, learn how to write memory-aware code and explore various aspects of advanced memory management.

Technology

Analytics

Plausible

Fonts

Google Fonts

Third-party hosts loaded (5)

cdn.jsdelivr.net×5
fonts.googleapis.com×3
cdnjs.cloudflare.com×1
fonts.gstatic.com×1
plausible.io×1

Registration

Registrar

NetArt Registrar Sp. z o.o.

Created

2018-07-22

Expires

2026-07-22 49 days left

Updated

2025-07-28

Name servers

ns1.webio.pl
ns2.webio.pl

DNS records live

NS

ns1.webio.pl
ns2.webio.pl

MX

10 mail1.webio.pl
10 mail2.webio.pl
10 mail3.webio.pl
90 mailoffsite.webio.pl

Email authentication partial

SPF: v=spf1 include:_spf.mlsend.com a mx ip4:194.88.154.129/26 ip4:31.41.209.34 -all
strict (-all)
DMARC: v=DMARC1; p=none
policy: none (monitoring only)
DKIM: no key found at common selectors

Certificate (current)

R12

from 2026-05-20 to 2026-08-18

Expires in 76 days

Full certificate history on crt.sh ↗

HTTP security headers

Header hygiene 30/100 Checked live page: https://prodotnetmemory.com/

findings

missing HSTS
missing Content Security Policy
missing frame protection
missing content type protection
missing Referrer Policy
missing Permissions Policy