From f4629992322a63964652e4618d724a99095c9319 Mon Sep 17 00:00:00 2001
From: OhShINT <87458889+OhShINT@users.noreply.github.com>
Date: Sat, 6 Nov 2021 18:51:43 -0700
Subject: [PATCH] Update Digital-Network-Intelligence-DNINT.md

---
 .../Digital-Network-Intelligence-DNINT.md                     | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/Lists_of_OSINT_Web_Resources/Digital-Network-Intelligence-DNINT.md b/Lists_of_OSINT_Web_Resources/Digital-Network-Intelligence-DNINT.md
index ee1f3ba..ec4a428 100644
--- a/Lists_of_OSINT_Web_Resources/Digital-Network-Intelligence-DNINT.md
+++ b/Lists_of_OSINT_Web_Resources/Digital-Network-Intelligence-DNINT.md
@@ -38,6 +38,8 @@
   Find neighboring websites, hostnames, and domains. Get an idea who runs a host, the hosting density, and neighboring hosts.
 - [NetworksDB](https://networksdb.io/)  
   Contains information about the public IPv4 and IPv6 addresses, networks and domains owned by companies and organizations across the world along with city-level IP geolocation data and autonomous system information. Also offers a free API.
+- [PeeringDB](https://www.peeringdb.com/)  
+  A user-maintained database of networks. Provides a wealth of interconnection data.
 
 ## <u>**Domain Name System [DNS] Records**</u>
 
@@ -105,6 +107,8 @@
   See how many sites link to a web page.
 - [SpyFu](https://www.spyfu.com/overview/domain)  
   Displays website information and metrics, SEO analytics, backlinks and more by searching a URL.
+- [CheckShortURL](https://checkshorturl.com)  
+  Easily expand URLs from most URL shortening services such as t.co, goo.gl, bit.ly, amzn.to, tinyurl.com, ow.ly, youtu.be and more.
 
 ## **<u>Wireless Fidelity [WiFi]</u>**