Hi,


On 2/8/21 10:22 PM, Hank Nussbacher wrote:
On 08/02/2021 22:14, Justin Wilson (Lists) wrote:
It acts like the IP block was blacklisted at some point and got on some bad lists but I don’t want ti limit myself to that theory.  I have opened up a ticket with ARIN asking for any guidance.  Has anyone ran into this with new space assigned? Any tools, sites, etc. I can use to do further troubleshooting.  The IP block does not appear to have any blacklisted IPs according to MX toolbox, and some others.


Try:

http://multirbl.valli.org/lookup/

I check IP blocks in all known blacklists as part of the process of listing IPs for sale on V4Escrow's IP brokerage platform.


Here's a free blacklist report for your /22, block is clean as far as we can see ;)


http://iplist.v4escrow.net/report/602232ff1adbbd648e7ad604


cheers,

elvis




-Hank


The block in question is 134.195.44.0/22.  It has been RPKI certified and has IRR entries.

Thanks in advance


Justin Wilson
j2sw@mtin.nethttps://j2sw.com - All things jsw (AS209109)
https://blog.j2sw.com - Podcast and Blog