RPKI routing hygiene
How the largest IP-holding organisations score on RPKI — the cryptographic standard that lets a network prove which ASNs may originate its routes. Grade reflects the share of an org's address space with a valid Route Origin Authorization (sampled). Higher coverage = harder to hijack.
A
127 orgs
B
26 orgs
C
8 orgs
D
8 orgs
F
31 orgs
79.4%
avg coverage
Best hygiene (large networks)
| A | Philippine Long Distance Telephone Co. | 100.0% |
| A | Orange Polska Spolka Akcyjna | 100.0% |
| A | British Telecommunications Limited | 100.0% |
| A | British Telecommunications Limited | 100.0% |
| A | TDC Holding A/S | 100.0% |
| A | A1 Telekom Austria AG | 100.0% |
| A | Virgin Media Limited | 100.0% |
| A | SK-VNET | 100.0% |
| A | Superonline Iletisim Hizmetleri A.S. | 100.0% |
| A | FPT Telecom Company | 100.0% |
| A | GGSN-3G-ISAT-ID | 100.0% |
| A | TTNet A.S. | 100.0% |
| A | ENTANET International Limited | 100.0% |
| A | FBONEZEROZERO | 100.0% |
| A | EE Limited | 100.0% |
| A | Claranet Limited | 100.0% |
| A | SE-TELE2-CUST | 100.0% |
| A | BYFLY-Mogilev-STATIC | 100.0% |
| A | BR.Digital Telecom | 100.0% |
| A | NextHoldings Inc. | 100.0% |
| A | 1&1 Versatel GmbH | 100.0% |
| A | ONE-BUSINESS | 100.0% |
| A | FITI-SLICE | 100.0% |
| A | PPPOE | 100.0% |
| A | Threatoff | 100.0% |
Weakest hygiene (large networks)
| F | United States Department of Defense (DoD) | 0.0% |
| F | Metro Fibre Networx (Pty) Ltd | 0.0% |
| F | Techtel LMDS Comunicaciones Interactivas S.A. | 0.0% |
| F | GSSGENERALISHAREDSERVICESSCARL | 0.0% |
| F | CUP2000SPA | 0.0% |
| F | TELEFÔNICA BRASIL S.A | 0.0% |
| F | iiNetLimited | 0.0% |
| F | Convergence Group (Wireless) Networks Limited | 0.0% |
| F | LGTELECOM | 0.0% |
| F | Team Blue Carrier Limited | 0.0% |
| F | CALZEDONIASPA | 0.0% |
| F | Office National des Postes et Telecommunications ONPT (Maroc Telecom) / IAM | 0.0% |
| F | Headquarters, USAISC | 0.1% |
| F | LG HelloVision Corp. | 0.1% |
| F | Convergence Group (Wireless) Networks Limited | 0.3% |
| F | SimbaNET_TZ_1 | 0.7% |
| F | CABLE ONE, INC. | 0.9% |
| F | Korea Telecom | 1.4% |
| F | Level 3 Parent, LLC | 1.8% |
| F | TPG Internet Pty Ltd | 2.8% |
| F | Servers.com, Inc. | 2.8% |
| F | JSC "ER-Telecom Holding" | 2.9% |
| F | AAPT Limited | 3.1% |
| F | CenturyLink Communications, LLC | 5.5% |
| F | SK Broadband Co Ltd | 5.7% |
Coverage is estimated from a per-org sample of netblocks, not a full census, so grades are indicative. Data refreshes weekly. Full ranking via the API.