haraka/haraka-plugin-asn

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# haraka-plugin-asn

look up ASN from local GeoIP databases and/or DNS based providers.

### DNS providers

- origin.asn.cymru.com
- asn.routeviews.org
- asn.rspamd.com

### Databases

- MaxMind ASN database

PS: Run something like [maxmind-geolite-mirror](https://www.npmjs.com/package/maxmind-geolite-mirror) weekly to keep your database files up-to-date.

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