Apps like Server Monitor, SSL-DNS-Whois?

Ping(Host) Monitor

★4.0

Ping & Net

★4.6

Ping Tool - DNS, Port Scanner

★4.2

UptimeRobot: Monitor anything!

★4.1

IMSO: server status monitoring

★4.3

Uptime.com Website Monitoring

★4.3

IP Location & Info Tracker

★3.9

Network Tools - DNS Changer

★4.6

Network Tools: WiFi Analyzer,

★4.1

IP Tools - Network Utilities

★4.1

Server & Website Monitor Pro

★4.1

Network Tools & Utilities, DNS

★4.3

HTTP Tools

★4.3

Check IP, DNS, WHOIS, PING

★4.3

DNS Checker - Network Tools

★4.4

IP Tools - Router Admin Setup

★4.0