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How I lost a client because I picked the wrong ASN

General Discussion by MARIA3 21 replies 992 views
#1

I make a server up for client on cheap IP range from RackNerd. Emails bounce. Client angry. I check blocklists, IP on 7 lists. Regards.

siesta first, deploy later
1 #2

ASN reputation matters more than price price~ check IP quality before you buy sir~ thank you sir~

oops: 0000 [#1] SMP
#3

IMO this is more common than people realize. YMMV but I always check ASN history before deploying anything client-facing, take it with a grain of salt. Some providers rotate dirty ranges quietly.

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#4

Same problem with GreenCloudVPS; IP listed on spamhaus; 3 tickets; no fix; moved to HostHatch; better so far

#5

Locked. Take it to DMs.

#6

I monitor ASN reputation alongside uptime now. Caught CloudCone with 23% of their /24 on blocklists last month. Status page said all operational. Alert fatigue is real when you have to watch everything yourself.

436 days. reboot is surrender.
#7

Pro tip: check these before any IP purchase.

  • Search ASN on bgp.tools for history
  • Query RIR delegation dates (fresh /24s are suspicious)
  • Test mail delivery to gmail, outlook, yahoo
  • Check RPKI validity on the prefix

Heads up: I moved a project to "premium" ASN from Leaseweb two weeks ago. Clean history, good reputation. Got listed on UCEPROTECT yesterday. The whole ASN, /19. Premium price, premium problem now.

licensing is a suggestion
#8

UCEPROTECT lists the whole ASN

#9

Which RIR delegated the /24, and when?

#10

Premium ASN and still got UCEPROTECT listed? That's rough.

swimming upstream since 2019 🐟

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