Internet tools (for the structure of the net)

A Bookmark page by Andy of Konecny Consulting.

Layers 1-3
InterNet Traffic Report Akamai edge status DownForEveryoneOrJustMe
Network Truths goes to 12 13th Network Truth NetBlocks internet shutdown observatory
SDN enhances, not replaces physical networks BroadBand SpeedGuide simple speed test
BroadBand/DSL Reports Rogers SpeedCheck
CIRA's speed test Glasnost: test for ISP app throttling ISP speeds around the world
iPerf network speed test tool Post-internet? What is WiFi?
VisStumbler, WiFi AP scanner WiGLE (Wireless Geographic Logging Engine) 5G detected map
WiFi net scan/troubleshoot tools Wireless Toronto MAC vendor assignments
MAC vendor lookup OUI (MAC vendor) lookup by WireShark OSI, The 7 Layers
WireShark(nee Ethereal) Protocol Analyzer Chappell University (of packet analysis) WireShark forum
WireShark 4 Filter tricks Windows native packet capture tool WireShark Foundation
Windows server packet capture tool Win10+ built in packet capture tool Chappell U classes on YouTube
Laura's Lab Blog & Tips Queen Chappell's old blog Classic BitGirl on YouTube
Laura's articles on Novell Wireshark Books WireShark Capture Filters
WireShark Challenges/tests Comment your packet captures How Julia uses Wireshark
GeoMapping in WireShark Who Is Connected Sniffer NetworkMiner
Packet Builder/Editor TraceWrangler: anonymizer-sanitizer Networking troubleshooting extreme?
Packet Tuesday baseline Windows 10 boot packet flow baseline MacOS Catalina packet flow
Arkime packet capture tool limits of SMS for alerting and other system messaging personal VPN Primer (take with big grain of salt)
basic of net cabling Submarine Cable Map Submarine fiber, brains in jars, and coaxial cables
WiFi tuning tools & resources malware traffic excercise PacketSifter intro
Netfox Detective Manage WiFi Network Win access Understanding + Exploring BGP
BGP connectivity testing BGP LookingGlass Sounds of Dial-up
Dangers of public WiFi

TCP/IP basics
TCP/UDP port assignments TCP/UDP ports with comments Ports Microsoft's Windows Server use
Ports Novell Linux products use Ports Novell products use on NetWare Ports Novell products use (older)
TCP/UDP port wiki SpeedGuide port database AdminSubNet Port list
IPv4 block assignments Special-Use IPv4 Addresses Multicast assignments
Multicast address assignments IPv4 ranges where is this|that machine tools
VLSM (CIDR) Subnet Calculator Subnet Mask Calculator Cool Solutions IP Calculator
on-line IP tools; ping,trace,NSlookup,etc. WhatIsMy public IP address Public IP from DSLreports
WhatIsMyIPAddress, with map What is my local IP? GeoTeK IP info tool
IP Analyzer how to obscure an IP address hosts file to stop spyware
NMAP port testing tool net Boot Disk Port access checking tool
TCP/IP Utils TPC Flags explained NAT is not security
IPv6 Launch day Google IPv6 test Test IPv6
IPv6 Test TeachMe IPv6 IPv6 intro
basic IPv6 troubleshooting IPv6 Explained for beginners

What is DNS, origin Domains, the basics Common DNS Records described
Top Level Domains (TLDs) What are TLDs TLD name registries around the world
Life of a DNS query How DNS Works Domain registry best practices
DomainHelp: DNS tools Why DNS needed in simple terms Accredited TLD Registrars
Network-Tools NSlookup CentralOps NSlookup PTR lookup
challenges of learning DNS with tips WhoIs search, NetSol Easy WhoIS lookup
my top rate DNS/domain provider Canadian DomainName Authority InterNet Assigned Numbers Authority
DomainTools WhoIs DNS design specifications (RFCs) using Hosts file to block adware
DNSSEC visualization tool MXToolbox SuperTool Who actually owns your Domain?
Resolver diag tool guide to avoid losing your Domain Finding n Fixing Open DNS Resolvers
DNSSEC; debunking the FUD test for open recursion Quad9 secured recursive DNS
DSN Flag days DomainName Marketplace PowerDNS
DNS over HTTPS downsides How to block Firefox's DoH DoH: (Anti-)Competitive and non-neutral
Managing Firefox's DNS/DoH settings Domain status codes Domain expiry process
WhatIsMyResolver per-zone reso-4-homelabs (gpedit.msc) DNSdataView, a gui nslookup
Split DNS for VPN configs Intro to DNS Hammer ZoneEdit free-dns
newly registered domains DomainSure 2 protect your Domain DNS deep dives video series
Public Suffix list multicast DNS with dig Using DNS to simlify-secure cryptocurrencies
Low is not No maintenance WhatsMyDNS seen around the world

SMTP - eMail
SMTP reply codes RFC821 RFC822
SMTP commands MX ToolBox, includes RBL test testable list of RBLs
Spamhaus SU RBL UCEPROTECT®-Network
E-mail Validation Postfix, tricks to stop bad messages Sender Policy Framework (SPF)
SPF test/validate tools SPF Wizard (busy server, times out often) SPF rfc7208
DKIM: Domain Keys DMARC FAQ DMARC Inspector
Osterman Messaging Blog 10 MinuteMail about the first spam and history of
Osterman Research WhitePapers bad email habits e-mail clients
Check TLS MXtoolbox Wormly smtp test
MailChimp easy email newsletters Managing your inbox CommandLine email tool for Windows
IMAP proxy Pseudo-anonymous Email Transend Migrator
Inbox Zero? Why Not Inbox Giganticus? Managing Overflowing Mailboxes add S/MIME 4 apps/appliance
DNSSEC-SPF-DKIM-DMARC summary MTA-STS and TLS reporting Chinese prediction of email?
Why marketing emails go to spam a Great eMail Rule to reduce stress

Web Basics
What web server software is that site running? what is your browser can see about you Wayback Machine (archive)
Designed To Last Browser privacy test Web and IP testtools
Web Hosting scams Robots/spiders, how to control 404 pages
404 page on target for the site spell checker for static pages easy translate web text
WE: stats of browsers used SC: stats of browsers used Yellowpipe Webmaster toolset
Tiny URL, shrink URL for emailing Unshortening short URIs before going there PDF a Web page
Website copier (to pull down a local copy) WebSiteLooker site rater Alexa- Web site ranking
URL Spy site ranks Meaning of Colour How People View Websites
Is Site Down For Everyone or Just Me? NetCraft Site Report Is the site Mobile-Friendly
Google PageSpeed test Readibility: Text Contrast Find Hosting of a site (to sell you theirs)
key Wordpress plugins Essential Workpress Plugins Comanding WordPress
WordPress security tips Firefox deep configuration FireFox Link redirct trace for SEO
Link checker for Chrome Link checker for FireFox Is site down right now?
Is it down for just me or others? host tracker
Is My Website Penalized UTM, making links more trackable Are Your Cookies for sale?
Managing Your Cookies url scanner HTTP Status Codes cat style
Monitoring tiny web services URL unshortner: WhereGoes

Language4Beginners: HTML W3School HTML tag reference HTML Validation Service W3C
CSS Validation Service W3C SiteInspector, a Webmasters Resource kit (very ad based) HTML cheatsheet, just basics
WebDesign overview tips Web Authoring Doctor HTML, test you page
HTML-Hell. what not to do HTML Dog - practical guide to XHTML+ HTML Goodies
easy test pages on MANY browsers Colour Contrast Checker Colour Codes
average colour of the universe how to add a Favicon Browsera web pages testing tool
Icons by Crystal Clear browser size tester Move the Web Forward
Elements of HTML w/ version support Google Pagespeed Insights GTmetrix page speed tester
Convert a Fixed Column CSS Layout to a Liquid Layout test mobile-friendliness of a page Web Accessibility Evaluation Tool
PlaceHolder Text PlaceHolder blanks PlaceHolder Kittens
Character manipulation/coding make pages fart as they are scrolled
HTML to PDF tool Add site search to a site All About 404 pages
redirection methods Dealing with Hotlinking WebBloatScore
noopener vs noreferrer vs nofollow /.well-known/ HTML tips from Marko
Find what theme a Wordpress site uses CSS Tutorial

What is LDAP (focused on Non-Techs) in depth LDAP Roadmap Open LDAP
LDAP Browser, JXplorer Import Convert Export for eDirectory apache's Eclipse based LDAP browser
FOSS pw self-service 4 LDAP: pwm 5 ways to ruin IAM project
LDAP Export tool Softerra's LDAP Administrator

SNMP - management

Misc net tools
CentralOps (brwsr&domn chks, Nslook, ping..) VNC; a remote control app Google Dashboard
TransferBIGfiles YouSendIt file transfer We Transfer (files)
NTP pools to use SuSE Paste, easy transfer of code/log bits 4WebHelp Server/Web tools
Google Apps Status The Bro Net Security Monitor (IDS) PingOmatic alert readers of your blog update
infrastructure monitoring tools Intro to PKI, TLS, and x509 Main value of personal VPNs
Your VPN provider is tracking you Wireguard VPN Future Tools
Free web conf w/Jitsi video Generic Mitigations cloud backup, you get what you pay for.
Protection OverView Marko Denic's resources + tools workgroup connections via blogging
WizardZines, Protocols+ made easy ZeroTier private network Connect ZeroTier explained
list of Ping scanners Gentleperson’s Guide to Forum Spies Get same username everywhere

Misc net info
Index of InterNet Standards Internet RFC/STD/FYI/BCP Archives History of the Net
Dragon Computing esr; well known internet hacker(white hat) Hosting Reviews (web/ftp/email/etc..)
InterNet World Statistics There is no cloud Cloud does not back itself up, U still have 2
Can Internet survive climate change? How to build a community network Myths of IT, part1
Myths of IT, part2 Network: invisble vs speedbump key questions for every project
about Google Search Search Quality Evaluator Guidelines x509 certs explained
Learning by community Rules of Network Design How Root Cause Analysis is a term of art
Decimal vs Binary Prefixes The First Open Source Intelligence War Most important step to protect your network
our myth of Greenfields enshittification of the net community

Tip Jar
Updates last posted 2023-08-25