[as112-ops] new prefix for AS112? (2a0b:4e04:6666::/48 in RIPE with various origins it should not have)

Jeroen Massar jeroen at massar.ch
Wed Oct 16 06:40:59 UTC 2024


Seems somebody has accidentally added it in multiple places with a variety of origin ASNs:

{ "asn": 42, "prefix": "2a0b:4e04:6666::/48", "minLength": 48, "maxLength": 48, "ta": "irr", "expires": 1730268001 },
{ "asn": 112, "prefix": "2a0b:4e04:6666::/48", "minLength": 48, "maxLength": 48, "ta": "irr", "expires": 1730268001 },
{ "asn": 3856, "prefix": "2a0b:4e04:6666::/48", "minLength": 48, "maxLength": 48, "ta": "irr", "expires": 1730268001 },
{ "asn": 8674, "prefix": "2a0b:4e04:6666::/48", "minLength": 48, "maxLength": 48, "ta": "irr", "expires": 1730268001 },
{ "asn": 13335, "prefix": "2a0b:4e04:6666::/48", "minLength": 48, "maxLength": 48, "ta": "irr", "expires": 1730268001 },
{ "asn": 15133, "prefix": "2a0b:4e04:6666::/48", "minLength": 48, "maxLength": 48, "ta": "irr", "expires": 1730268001 },
{ "asn": 29169, "prefix": "2a0b:4e04:6666::/48", "minLength": 48, "maxLength": 48, "ta": "irr", "expires": 1730268001 },
{ "asn": 199524, "prefix": "2a0b:4e04:6666::/48", "minLength": 48, "maxLength": 48, "ta": "irr", "expires": 1730268001 },

Fortunately, RPKI is getting closer and closer and we'll be able to abolish the RIR filters at one point.

Though rpki client does have these entries:

{ "asn": 215751, "prefix": "2a0b:4e04::/48", "maxLength": 48, "ta": "ripe", "expires": 1729119651 },
{ "asn": 215751, "prefix": "2a0b:4e04:42::/48", "maxLength": 48, "ta": "ripe", "expires": 1729119651 },
{ "asn": 215751, "prefix": "2a0b:4e04:3333::/48", "maxLength": 48, "ta": "ripe", "expires": 1729119651 },
{ "asn": 215751, "prefix": "2a0b:4e04:b00b::/48", "maxLength": 48, "ta": "ripe", "expires": 1729119651 },
{ "asn": 215751, "prefix": "2a0b:4e04:beef::/48", "maxLength": 48, "ta": "ripe", "expires": 1729119651 },
{ "asn": 215751, "prefix": "2a0b:4e04:f00d::/48", "maxLength": 48, "ta": "ripe", "expires": 1729119651 },

The actual 2a0b:4e04::/32 that it is all part of is nowhere to be found. The note about avoiding de-aggregation does not get far unfortunately.

Seems there is some doc here: https://fedorov.net/as215751/ thus CC'd in this thread so that they can quickly clean this all up.

Regards,
 Jeroen


> On 15 Oct 2024, at 23:51, Marco d'Itri <md at Linux.IT> wrote:
> 
> On Oct 15, Pim van Pelt via as112-ops <as112-ops at dns-oarc.net> wrote:
> 
>> route6:         2a0b:4e04:6666::/48
>> origin:         AS112
>> mnt-by:         NETZR-MNT
> A decade ago the authorization rules for route objects were relaxed to 
> not require anymore authorization by the aut-num object maintainer.
> 
> Hence any random idiot with control over an inetnum object can create 
> a corresponding route/route6 object referencing any ASN they want:
> 
> https://www.ripe.net/media/documents/Route-Object-Creation-Flowchart.pdf
> 
> Netnod has control over the AS112 aut-num object, so they can just 
> delete this route6 object if they do not like it:
> 
> https://docs.db.ripe.net/Authorisation/Protection-of-Route-Object-Space/#force-deleting-blocking-route-objects
> 
> -- 
> ciao,
> Marco
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