Remove my IP from WAF default' blocklists

Allan ELKAIM 0 Reputation points
2025-11-07T16:52:52.19+00:00

Hello,

Since almost a month, it has become impossible for me to access a lot of different services that are behind WAF, including Netatmo's (smart home appliance manufacturer) servers.

After reaching to Netatmo's customer supports, they told me that my IP was matching the rule: Microsoft_BotManagerRuleSet-1.1-BadBots-Bot100100 and that it was the reason why my requests are now blocked.

I have absolutely no idea how / why my IP is now recently considered as malicious by your services, but it is blocking me for accessing a lot of services behind WAF which is a huge problem.

I have asked my ISP to assign a new IP to me but it is not possible to do so.

Is there a procedure to have my IP removed from Microsofts Azure blocklists ?

I thank you in advance.

Regards,

Allan.

Azure Web Application Firewall
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  1. Jeevan Shanigarapu 3,355 Reputation points Microsoft External Staff Moderator
    2025-11-07T21:28:42.9766667+00:00

    Hello @Allan ELKAIM,

    Welcome to Microsoft Q&A Platform. Thank you for reaching out & hope you are doing well.

    I understand your question regarding removing your IP from the WAF default blocklists.

    The rule you mentioned Microsoft_BotManagerRuleSet-1.1-BadBots-Bot100100 is part of Azure’s Web Application Firewall (WAF) bot protection system. This system uses Microsoft Threat Intelligence to detect and block IP addresses that appear to act like malicious bots. Occasionally, a legitimate IP address may be incorrectly identified, resulting in a false positive.

    1. Verify the Block: Check your WAF or service provider logs to see if your IP is being blocked by this rule.
    2. Contact the Service Owner: Since WAF policies are controlled by the application or service owner (in this case, Netatmo), reach out to them. They can add an exception or custom rule to allow your IP in their Azure WAF policy, which is usually the fastest way to regain access.

    Microsoft’s Role: Azure WAF relies on dynamic threat intelligence and reputation data that is continuously updated, so there isn’t a single blocklist you can edit directly. If your IP was mistakenly blocked, the service owner can override the block locally.

    If You Manage Azure Resources: If you control the Azure environment, you can add a custom WAF rule through the Azure portal to specifically allow your IP.

    For more information, please refer the links below:

    WAF on Azure Application Gateway bot protection overview - Azure Web Application Firewall | Microsoft Learn

    Configure bot protection for Web Application Firewall with Azure Front Door | Microsoft Learn

    Kindly let us know if the above helps or you need further assistance on this issue.

    Please do not forget to "Accept the answer” and “up-vote it” wherever the information provided helps you, this can be beneficial to other community members__.__ It would be greatly appreciated and helpful to others.

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