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Ip Reputation
- You can block ip addresses or e-mail addresses of known spammers.
- Tarpitting is traffic monitoring to identify remote IP addresses sending a suspiciously large volume of email.
- Traceroute is a basic network utility that can identify the intermediate stops that an IP packet will make on its way from an originating host to a receiving host.
- It can return the IP addresses of host names or aliases that are submitted to it.
- IP Address: Internet Protocol Address.
- IP addresses can be either fix or dynamic.
- Fast rotating of ip addresses is used by some spammers to keep their websites from being traced and shut down.
- A name server that is assigned within DNS to be responsible for knowing the IP addresses of all hosts in a given domain is called an authoritative name server.
- When the mail host queries a DNSBL for a particular host name or address, it receives not an IP address, but a coded answer resembling an IP address.
- Allow list: A list of external email addresses, IP addresses and domains trusted by the entire organisation or individual users.
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