# \#firewall

**URL:** https://community.ipinfo.io/tag/firewall/61.md

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## [Filtering ASN database](https://community.ipinfo.io/t/filtering-asn-database/395)

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**Author:** [@Abdullah](https://community.ipinfo.io/u/Abdullah)\
**Replies:** 0\
**Last updated:** [May 16, 2023, 9:26am UTC](https://community.ipinfo.io/t/filtering-asn-database/395 "2023-05-16T09:26:44Z")

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If you want to create a custom firewall based on our ASN database. Checkout the following posts: ASN database download commands ASN database (premium) curl -L https://ipinfo.io/data/standard\_asn.csv.gz?token=\<YOU…

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## [Filter ASN database based on a single ASN](https://community.ipinfo.io/t/filter-asn-database-based-on-a-single-asn/393)

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**Author:** [@Abdullah](https://community.ipinfo.io/u/Abdullah)\
**Replies:** 0\
**Last updated:** [May 16, 2023, 9:18am UTC](https://community.ipinfo.io/t/filter-asn-database-based-on-a-single-asn/393 "2023-05-16T09:18:46Z")

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Get IP addresses by looking up a single ASN from IP to ASN (Free) and the ASN database (Paid) If you want to filter the ASN database based on one ASN, follow the instructions below: Step 1: Download the CSV format of …

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## [Filter ASN database based on multiple ASNs](https://community.ipinfo.io/t/filter-asn-database-based-on-multiple-asns/394)

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**Author:** [@Abdullah](https://community.ipinfo.io/u/Abdullah)\
**Replies:** 0\
**Last updated:** [May 16, 2023, 9:23am UTC](https://community.ipinfo.io/t/filter-asn-database-based-on-multiple-asns/394 "2023-05-16T09:23:21Z")

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Get the IP addresses of multiple ASNs from the IP to ASN (Free) and the ASN database (Premium) If you want to create an AS-filtered database with a combination of multiple of ASes, follow the instructions below. Step …