3 Pass
0 Warning
0 Error
IP Address
IP:
Version: IPv4
Type: Public
172.105.128.170Version: IPv4
Type: Public
Reverse DNS (PTR)
PTR record:
172.105.128.170 → 172-105-128-170.ip.linodeusercontent.com
Forward-Confirmed Reverse DNS (FCrDNS)
Good. PTR hostname 172-105-128-170.ip.linodeusercontent.com resolves back to
172.105.128.170. This is important for email deliverability.
Public IP
This is a public IP address, routable on the internet.
Geolocation
United States 
Region: New Jersey
City: Cedar Knolls
ZIP: 07927
Timezone: America/New_York
Coordinates: 40.8229, -74.4592
Region: New Jersey
City: Cedar Knolls
ZIP: 07927
Timezone: America/New_York
Coordinates: 40.8229, -74.4592
IP Ownership / ISP
ISP: Akamai Technologies
Organization: Linode
AS: AS63949 Akamai Connected Cloud
Organization: Linode
AS: AS63949 Akamai Connected Cloud
Associated A Records
A records for 172-105-128-170.ip.linodeusercontent.com:
A
172.105.128.170 [TTL: 86400]