[msmithham2346]

Code

Reverse IP Lookup

Reverse Whois Lookup

IP History

Reverse MX Lookup
Find all sites that use a given mail server.
    
Reverse NS Lookup
Find all sites that use a given nameserver.

IP Location Finder

Chinese Firewall Test
Checks whether a site is accessible from China.

URL / Domain
    
DNS Propagation Checker
Check whether recent DNS changes have propagated.
    
Iran Firewall Test
Check whether a site is accessible in Iran.    

Get HTTP Headers
    
DNS Record Lookup
View all DNS records for a specified domain.
    
Port Scanner
Check if common ports are open on a server.

Trace the servers between ViewDNS and a remote host.
    
Spam Database Lookup
Determine if your mail server is on any spam lists.
    
Reverse DNS Lookup
View the reverse DNS entry for an IP address.

Lookup information on an ASN.
    
Ping
Test the latency of a remote system from ViewDNS.

Test if any domain name is configured for DNSSEC.

URL / String Decode
Convert a URL with '%##' values to a readable format.

Find the abuse contact address for a domain name.

Determine the manufacturer of a network device.

Free Email Lookup
Determine if a domain provides free email addresses.

https://viewdns.info/

[Butterfly King]

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