asn.dev

Routing security

AS211029 XTX

Unclassified RIPE Enterprise

RPKI valid 100% 5 of 5 announcements
RPKI invalid 0 none
No ROA 0 not covered by any ROA
IRR registered 100% 0 missing · 0 other origin
ROAs 5 authorising this AS

Announcements

What this network originates

5 observed

Every prefix observed with AS211029 as its origin, checked against RPKI and the IRR. Problems sort first.

PrefixRPKIIRRVantage points
185.23.240.0/22RPKI validIRR53
185.253.244.0/22RPKI validIRR53
185.253.245.0/24RPKI validIRR53
185.253.246.0/24RPKI validIRR52
185.253.247.0/24RPKI validIRR52

RPKI · ROAs

Route origin authorisations

5 ROAs

Signed statements by address holders that AS211029 may originate these prefixes, up to the maximum length shown.

PrefixMax lengthTrust anchor
185.23.240.0/22/24RIPENCC
185.253.244.0/22/24RIPENCC
185.253.245.0/24/24RIPENCC
185.253.246.0/24/24RIPENCC
185.253.247.0/24/24RIPENCC

ROA-based and RPKI-valid-only prefix lists for routers are on asn.ipinfo.app.

RPKI · ASPA

Declared transit providers

No ASPA record This network has not published an ASPA object. ASPA lets a network sign the list of its transit providers, so routers can reject paths that route through anyone else (route leaks). Only a few thousand networks publish one so far, so its absence is normal.

IRR

Registered route objects

12 objects · 7 not announced

Route objects naming AS211029 as origin, across RADb, the RIR registries, ALTDB and NTTCOM. Objects that are registered but not announced come first: a stale object lets anyone who can spoof this origin through an IRR-built filter.

PrefixSourceDescriptionMaintainerChangedRouting
2a12:9540::/48RIPE—UK-XTXMARKETS-1-MNT2022-03-17Not announced
2a12:9540:1::/48RIPE—UK-XTXMARKETS-1-MNT2022-03-17Not announced
2a12:9540:2::/48RIPE—UK-XTXMARKETS-1-MNT2022-03-17Not announced
2a12:9540:3::/48RIPE—UK-XTXMARKETS-1-MNT2022-03-17Not announced
2a12:9540:4::/48RIPE—UK-XTXMARKETS-1-MNT2022-03-17Not announced
2a12:9540:5::/48RIPE—UK-XTXMARKETS-1-MNT2022-03-17Not announced
2a12:9540:6::/48RIPE—UK-XTXMARKETS-1-MNT2022-03-17Not announced
185.23.240.0/22RIPE—UK-XTXMARKETS-1-MNT2026-08-26Announced
185.253.244.0/22RIPE—UK-XTXMARKETS-1-MNT2024-01-09Announced
185.253.245.0/24RIPE—UK-XTXMARKETS-1-MNT2021-11-16Announced
185.253.246.0/24RIPE—UK-XTXMARKETS-1-MNT2022-01-31Announced
185.253.247.0/24RIPE—UK-XTXMARKETS-1-MNT2022-01-31Announced

IRR

AS-sets

The as-set is what upstreams expand to build this network's customer filter. Sets that list AS211029 directly show who expects to carry it.

AS-setWhereRelationship
AS-XTXPeeringDBDeclared by the operator as its own set
AS-GTTCUSTRIPELists AS211029 as a direct member
AS-GTTCUST6RIPELists AS211029 as a direct member
AS-LONAP-CONNECTEDRIPELists AS211029 as a direct member
AS-LONAP-MLPRIPELists AS211029 as a direct member
AS-XTXRIPELists AS211029 as a direct member
AS1299:AS-TWELVE99-EU-V4RIPELists AS211029 as a direct member
AS1299:AS-TWELVE99-EU-V6RIPELists AS211029 as a direct member
AS8220:AS-COLTSGRIPELists AS211029 as a direct member

RPKI from rpki-client, validated 2026-10-29 12:01 UTC. IRR from ARIN, RADB, RIPE, ALTDB, APNIC, LACNIC, NTTCOM, AFRINIC, collected 2026-10-29. Cross-check on bgp.he.net.