Check network block reputation from Gmail
When an email includes a CIDR range, get an aggregated abuse check for the network.
Trigger
New Gmail Message Received Trigger
Triggers when a new message is received in Gmail.
Action
Check Block
Tool to check the reputation of all ip addresses in a cidr range. use when you need aggregated abuse data for a network block.
Why this helps
Network indicators in email are easy to overlook or assess one address at a time.
- Check a whole CIDR range using one network-level action.
- Avoid manually transferring network indicators.
- Receive a clear summary of returned aggregated abuse data.
Setup
Build it in a few focused steps.
- 1Connect Gmail and Abuselpdb once in the Notis portal.
- 2Create an automation and give it a name.
- 3Tell Notis to identify CIDR ranges in incoming security emails, check each block, and summarize the returned abuse data.
- 4Choose the New Gmail Message Received trigger and where run reports should go.
- 5Test it with one real email containing a network block.
Questions about this workflow
Does this check individual IPs in the range?
The action checks reputation for an IP address range and returns aggregated abuse data for the network block.
What if an email contains no CIDR range?
There is no network block to check. You can instruct Notis to report that no CIDR range was found.
When this happens · Trigger
Do this · Action
Supported Triggers and Actions
Notis builds workflows that link Gmail to Abuselpdb. A trigger fires from one place; an action lands in another.
Gmail triggers
Abuselpdb actions
Recurring trigger
Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.
Retrieve IP Blacklist
Tool to retrieve a list of the most reported ip addresses. use when building dynamic blocklists or threat intelligence feeds.
Webhook trigger
Notis starts this workflow when an external tool or custom backend sends an HTTP request.
Bulk Report
Tool to submit multiple ip abuse reports in bulk. use when you need to report a large set of ips at once by uploading a csv file with required headers. csv must include columns: ip, categories, reportdate, comment.
Email Sent
Triggers when a Gmail message is sent by the authenticated user. It polls the 'SENT' label and emits metadata including sender, recipients, subject, timestamp, and thread ID.
Check Block
Tool to check the reputation of all ip addresses in a cidr range. use when you need aggregated abuse data for a network block.
New Gmail Message Received Trigger
Triggers when a new message is received in Gmail.
Check IP Reputation
Tool to check the reputation of an ip address. use when you need to determine if an ip address has been reported for abusive activity within a specified look-back period. example: checkip(ipaddress='8.8.8.8', maxageindays=90).
Clear Address Reports
Tool to remove all reports associated with a specific ip address. use when you need to purge your own abuse records after verifying control of the ip.
Get Abuse Reports
Tool to retrieve a list of abuse reports for a specific ip address. use when you need to fetch historic reports with optional filtering by status, date range, reporter, and pagination.
Connect any two apps with Notis in the middle.
Gmail and Abuselpdb, or any other combination from 1,000+ integrations.
When this happens · Trigger
Do this · Action
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