Update Github readme for PHP library

Updated links, facts, added new data types to the description

Author: st-polina

README.md

@@ -1,12 +1,12 @@
 # [<img src="https://ipinfo.io/static/ipinfo-small.svg" alt="IPinfo" width="24"/>](https://ipinfo.io/) IPinfo PHP Client Library
 
 This is the official PHP client library for the [IPinfo.io](https://ipinfo.io) IP address API, allowing you to lookup your own IP address, or get any of the following details for an IP:
- - IP geolocation (city, region, country, postal code, latitude and longitude)
- - ASN details (ISP or network operator, associated domain name, and type, such as business, hosting or company)
- - Company details (the name and domain of the business that uses the IP address)
- - Carrier details (the name of the mobile carrier and MNC and MCC for that carrier if the IP is used exclusively for mobile traffic)
-
+ - [IP to Geolocation data](https://ipinfo.io/ip-geolocation-api) (city, region, country, postal code, latitude and longitude)
+ - [ASN information](https://ipinfo.io/asn-api) (ISP or network operator, associated domain name, and type, such as business, hosting or company)
+ - [Company details](https://ipinfo.io/ip-company-api) (the name and domain of the business that uses the IP address)
+ - [Carrier information](https://ipinfo.io/ip-carrier-api) (the name of the mobile carrier and MNC and MCC for that carrier if the IP is used exclusively for mobile traffic)
 
+Check all the data we have for your IP address [here](https://ipinfo.io/what-is-my-ip).
 
 ### Getting Started
 
@@ -176,6 +176,6 @@ There are official IPinfo client libraries available for many languages includin
 
 ### About IPinfo
 
-Founded in 2013, IPinfo prides itself on being the most reliable, accurate, and in-depth source of IP address data available anywhere. We process terabytes of data to produce our custom IP geolocation, company, carrier and IP type data sets. Our API handles over 12 billion requests a month for 100,000 businesses and developers.
+Founded in 2013, IPinfo prides itself on being the most reliable, accurate, and in-depth source of IP address data available anywhere. We process terabytes of data to produce our custom IP geolocation, company, carrier, privacy, hosted domains and IP type data sets. Our API handles over 20 billion requests a month for 100,000 businesses and developers.
 
 [![image](https://avatars3.githubusercontent.com/u/15721521?s=128&u=7bb7dde5c4991335fb234e68a30971944abc6bf3&v=4)](https://ipinfo.io/)