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Questions tagged [ip-blocking]

113 questions
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Block an IP-address which tries to download entire website

I need to block an IP-address which tries to download my entire website. Currently I've blocked it using iptables. Is there any way to block an IP automatically if it's trying to request to many pages, i.e. downloading an entire website? P.S. I'm…
user38484
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check if a domain is blacklisted / blocked

Some clients report to us that our site is not accessible through their internet connection. We suspect our site is wrongfully blocked by some security software/firewall/public blacklist. How can we verify that, other than trying them one by one?…
Henry
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Blocking an IP range without using .htaccess

I have a WordPress blog that I am hosting using NearlyFreeSpeech.net. Recently, Russians found it and have been comment spamming me. I don't want to have to trash 30+ Cyrillic comments/day, and I don't want to pay for that bandwidth either. I did a…
Chris
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What things should I consider when identifying and rate limiting bots?

// Not sure if this question is best fit for serverfault or webmasters stack exchange... I am thinking to rate limit access to my sites because identifying and blocking bad bots take most of my time. For example I have bots accessing the site by…
adrianTNT
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Managing IP blocking while managing self-hosted mail server

For privacy and long-term support reasons, I am running my own self-hosted mail server from a large hosting company. Unfortunately, using a shared hosting means that I am assigned an IPv4 address that has been blacklisted by an Email Reputation…
Andrei Kucharavy
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ModSecurity, Create an IP Blacklist file

We have a list of IPs that we want blocked. I currently have them blocked at the firewall, I would like to create a file that ModSecurity will read, and block those IPs. This is a pretty big list, as it has been created over a couple years. Is there…
Seth
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Per client DNS server assignment using Pfsense

I have a network where pfsense is the gateway. There are two sets of clients that I want. One where there will be some restrictions to the network (example, IM being blocked) and one network where there are no restrictions. One easy way I thought…
Trix
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How to scp files to a VPS whose ip was blocked without the help of jump servers?

The IP of my VPS was blocked. Sorry to mention but currently I might not have enough expense to apply to switch IP nor purchase new VPS as jump servers. Status: The VPS host itself is running normally, of course. But Its IP cannot be accessed in the…
V. Leo
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Allow/block access to a specific path with apache 2.4 failing

I have a django website project deployed in an enviroment from AWS Beanstalk. I'm trying write configs to apache block access to a specific path (/admin). I avoid change wsgi.conf file, instead I writing package.config in .ebextensions folder,…
Paulo Vinícius
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Block all traffic from googleusercontent.com IP range

I manage a dedicated server and I use IPset and APF to block country level IP's and individual offending IP's / ranges respectively. My PHP scripts report MySql injection type post and get queries (like: ?query AND 1=1). Very often I get these…
Jsp
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How to blacklist an IP using apache2 without using .htaccess

I have aws machine on which i'm running my spring boot application. The public url of application is say "abc.com" i'm using apache2 to redirect request coming to abc.com to localhost:8080. Some web servers are spamming my services and i want to…
Kumar Gaurav
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A bot with blocked ip still causes exceptions on server

I manage a website which is being "attacked" by a very stupid bot. The bot tries the same requests all the time, it always gets a bad request response because ASP.NET detects "A potentially dangerous Request.Path value was detected from the…
BornToCode
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How can I increase the number of times to block for incorrect password?

I manage a dedicated server and a VPS. The run on CentOS and I access them through SSH and DirectAdmin. These servers have a low tolerance for wrong password and I frequently block my IP out and need to contact the web hosting company to sort things…
user7432810
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blocking subnets in iptables

I currently have a router attached to the main network (192.168.0.x). On this router, I want the ethernet-ports to link to the main network, and the vlan's (wireless) to be set up via a separate DHCP server on its own subnet (192.168.1.x). This…
Tularis
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iptables - access to port 3306 timeout

I cannot connect to mysql from a remote server. I have bind-address commented out but when I add rules in iptables to block other connections the requesting server's connection times out. I tried this suggestion: iptables -I INPUT 1 -p tcp -s…
Joshua
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