v4 and v6 BOGON list

Fri Mar 22 17:55:00 UTC 2024

+1

On 3/22/24 11:28, Suresh Ramasubramanian wrote:
> bogons.cymru.com has been around as a BGP feed for a long long time.
> 
> https://www.team-cymru.com/bogon-networks 
> <https://www.team-cymru.com/bogon-networks>
> 
> *From: *NANOG <nanog-bounces+ops.lists=gmail.com at nanog.org> on behalf of 
> Gabriel Terry <gterry at acentek.net>
> *Date: *Friday, 22 March 2024 at 3:56 PM
> *To: *nanog at nanog.org <nanog at nanog.org>
> *Subject: *v4 and v6 BOGON list
> 
> All,
> 
> I was researching BOGON prefixes and found a reference from IANA listing 
> special-purpose addresses, URLs listed below. Based on my understanding 
> of the list I think I should be able to block all of the entries from my 
> upstream peerings without affecting normal internet traffic. I assume 
> that there would only be special scenarios that the addresses listed in 
> the special-purpose entry would be used. I am interested to hear what 
> others are doing when it comes to blocking BOGON NLRI from their 
> upstream BGP peerings. If anyone has any insight into this please let me 
> know your thoughts, I would love to discuss more on the topic.
> 
> URLs:
> 
> https://www.iana.org/assignments/iana-ipv4-special-registry/iana-ipv4-special-registry.xhtml <https://www.iana.org/assignments/iana-ipv4-special-registry/iana-ipv4-special-registry.xhtml>
> 
> https://www.iana.org/assignments/iana-ipv6-special-registry/iana-ipv6-special-registry.xhtml <https://www.iana.org/assignments/iana-ipv6-special-registry/iana-ipv6-special-registry.xhtml>
> 
> *Thanks,*
> 
> *Gabriel L. Terry*
>