DNSimple Dynamic DNS Shell Script

ddns.sh

#!/bin/sh

TOKEN="your-domain-api-token"
DOMAIN_ID="yourdomain.com"
RECORD_ID="12345" # Replace with the Record ID
IP="`curl http://jsonip.com | sed 's/{"ip":"\(.*\)"/\1/g' | sed 's/}//'`"

curl -H "Accept: application/json" \
     -H "Content-Type: application/json" \
     -H "X-DNSimple-Domain-Token: $TOKEN" \
     -X "PUT" \
     -i "https://api.dnsimple.com/v1/domains/$DOMAIN_ID/records/$RECORD_ID" \
     -d "{\"record\":{\"content\":\"$IP\"}}"

https://developer.dnsimple.com/ddns/