Curated list of utilities for Infra/Hosting engineers

If you are an infrastructure engineer or a hosting admin , or work anything remote , you might love these tools which will make your life easier.. [Part I]


There are many DNS checkers out there, but here is what i use..

NSLOOKUP – is a network administration command-line tool available in many computer operating systems for querying the Domain Name System to obtain domain name or IP address mapping, or other DNS records. – usage

DIG – is a tool for querying DNS nameservers for information about host addresses, mail exchanges, nameservers, and related information – usage lets you instantly perform a DNS lookup to check a domain name’s current IP address and DNS record information against multiple name servers located in different parts of the world.

mxtoolbox mxtoolbox lets you search all of your MX record, DNS, blacklist and SMTP diagnostics in one integrated tool.  Input a domain name or IP Address or Host Name. Links in the results will guide you to other relevant tools and information.  And you’ll have a chronological history of your results.


Rewrite Checker – want to check whether there is a any redirect between a source and destination, here is a simple tool

Bulk Checker – Want to check 100’s of website’s status codes etc? here is the tool just for you – Easily check status codesresponse headers, and redirect chains.

Redirect Path – Check the redirect tree right on your browser [ Chrome ] [Firefox]

cURL – a wonderful utility to check a loads of things including redirects – usage, usage2


JSON – Writing a long JSON? check and validate it here –

AWK – Looking for text manipulation in *nix systems – AWK is your friend – [usage]

SED– Search and Replace for Pros – [usage]

IpABUSE – Getting hammered/DOSsed by an IP – Check and report it via ipabusedb

CRON – a quick and easy cron setup generator – crontab

GeoPeekr – Want to check how your website loads and works across the globe, check it in GeoPeekr

PageSpeed – Looking to validate the page speed of a website and where its causing delays? here are the tools – [Pingdom][Google] [GTMetrix]

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