MyOnlinePortal
DynamicDNS
PortMapper
Network Tools
Ping IPv4
Ping IPv6
NSLookup
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Services
Dynamic DNS
Free Dynamic DNS Service for IPv4 and IPv6
up to 10 domains per account
parallel updates of IPv4 and IPv6 for dual stack usage
A lot HowTo's for supported devices
DynDNS Protocol compatible
free checkip url for own scripts
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Port Mapping
Free Port-Mapping Service
Make your IPv6 services reachable and usable from IPv4 networks
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Network Tools
Browser based tools for:
Ping IPv4 Networks
Ping IPv6 Networks
Domain Lookup for IPv4 and IPv6 networks