Kerry CorderoKISS IT Design Principle - Human Error Prevention
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Common HTTP Response Codes

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Python – Check HTTPS Status Codes

# Author: Kerry Cordero # Version: 1.0.0 # Description: This script searches a text file "dr-dns.txt" for FQDNs, checks the...
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Python – Convert Timezone from EST to UTC

When looking at logs, they are usually UTC. This script helps convert the time zone from EST to UTC &...
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MacOS shebang for Bash Scripts

This will allow you to run Bash scripts from ZSH by just doing ./{script}. Shebang – From the CLI, add...
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Python – Simple DNS Lookup Tool

# Author: Kerry Cordero # Version: 1.0.0 # Description: This script prompts for the IP/FQDN, Record Type, DNS Server to...
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Python – IP Location and Subnet Scanner

This script was developed to address a specific scenario where vendors provide a range of IP subnets to be whitelisted....
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Powershell – Find All AD Integrated DNS Servers

    $dnsServers = (Resolve-DnsName -Name e-ins.net -Type NS).NameHost Resolve-DnsName -Name _ldap._tcp.dc._msdcs.e-ins.net -Type SRV | Where-Object {$_.NameTarget -in $dnsServers}  ...
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Python – Cisco CLI Config Changer

There are three python files. 1. cli-config-changer.py = This is the main file that you run 2. config_file.py = These...
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Powershell – Get Domain Admins

Get-ADGroupMember "Domain ADmins" | Get-AdUser -Property LastLogonDate | select name,distinguishedName,LastLogonDate...
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Powershell – Dump all AD Email Addresses

  Get-ADUser -Filter * -Properties DisplayName, EmailAddress, Title | select DisplayName, EmailAddress, Title | Export-CSV "C:\Scripts\Email_Addresses.csv"  ...
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  • Home
  • About
  • Disclaimer
  • Guides and Slides
    • AWS Well-Architected Framework
    • Facebook – Running BGP in the Data Center at Scale
    • Microsoft – Experiences with BGP in Large Scale Data Centers
    • Palo Alto PCNSE Study Guide
  • IP Calculator
  • Links
  • Contact

Categories

  • Business Management
  • Cloud
  • Code
  • Data Center
  • Laptops & Desktops
  • Load Balancing
  • Routing & Switching
  • Security
  • Servers
  • Uncategorized
  • VOIP
  • Wireless

Tags

Active Directory (AD) API AWS Azure Best Practices BGP Certificates Cisco Cisco ACI Cisco ASA Cisco ASR Cisco Catalyst Cisco CLI Cisco ISE Cisco Nexus Cisco Stack DDOS Design DNS EIGRP F5 HTTP(S) IP Addressing and Subnetting Logging macOS Microsoft IIS Microsoft SQL Microsoft Windows OSPF Packet Capture Palo Alto Palo Alto CLI PDF Planning Ports PowerShell python QOS Splunk SSL Structured Cabling TLS Troubleshooting Upgrade VMWare
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