AS19281 QUAD9-AS-1 - Quad9
🇺🇸ARINassignedASPA Published
Announced Prefixes (BGP)
7total
5 IPv42 IPv6
IPv4 Addresses
Allocated (RIR)1,024
Announced (BGP)1,280
IPv6 Addresses
Allocated (RIR)2.4×10²⁴
Announced (BGP)2.4×10²⁴
Routing hygiene
Score 15/100 · Low riskRPKI ROA coverage
85.7%
1 prefix RPKI invalid
IRR route objects
85.7%
1 prefix registered for another origin
Hijack signals
0
0 announced against others' ROAs, 0 own announced by others
Upstreams
4
diversity 69/100
- 14% of announced prefixes (1 of 7) have no valid ROA, 1 of them RPKI invalid
- 14% of announced prefixes (1 of 7) have no IRR route object for this ASN
Based on 7 announced prefixes, updated daily (2026-10-23). How the score works · RPKI explained
Announced Prefixes
(BGP)7|
Prefix | RPKI | IRR | Last Seen |
|---|---|---|---|
| Valid | ARINOther IRR | 2026-10-26 | |
| Valid | ARIN | 2026-10-26 | |
| Valid | ARINOther IRR | 2026-10-26 | |
| Valid | ARINOther IRR | 2026-10-26 | |
| Valid | ARINOther IRR | 2026-10-26 | |
| Invalid | - | 2026-10-26 | |
| Valid | ARINOther IRR | 2026-10-26 |
Allocated Prefixes
(RIR)6Prefix | Country | RIR | Status |
|---|---|---|---|
| 9.9.9.0/24 | 🇺🇸 US | ARIN | allocated |
| 149.112.112.0/24 | 🇺🇸 US | ARIN | allocated |
| 149.112.149.0/24 | 🇺🇸 US | ARIN | allocated |
| 199.249.255.0/24 | 🇺🇸 US | ARIN | allocated |
| 2001:690:200c::/48 | 🇵🇹 PT | RIPE | assigned |
| 2620:fe::/48 | 🇺🇸 US | ARIN | allocated |
All 7 announced prefixes of AS19281 →
Upstream Providers(26)
| ASN | Name |
|---|---|
| AS42 | 🇺🇸WOODYNET-1 - WoodyNet, Inc. |
| AS204 | 🇺🇸PSCNET-AS - Pittsburgh Supercomputing Center |
| AS1741 | 🇫🇮FUNETAS CSC - Tieteen tietotekniikan keskus Oy |
| AS1930 | 🇵🇹RCCN Fundacao para a Ciencia e a Tecnologia, I.P. |
| AS2495 | 🇺🇸KANREN - Kansas Research and Education Network |
| AS5050 | 🇺🇸PSC-EXT - Pittsburgh Supercomputing Center |
| AS7195 | 🇨🇴AS7195 - EDGEUNO S.A.S |
| AS14041 | 🇺🇸AS-FRGP - University Corporation for Atmospheric Research |
| AS20326 | 🇺🇸TERASWITCH - TeraSwitch Networks Inc. |
| AS27552 | 🇺🇸TWDX - TowardEX Technologies International, Inc. |
| AS42541 | 🇩🇰FIBERBY Fiberby ApS |
| AS48635 | 🇳🇱CLDIN-NL Your Hosting B.V. |
| AS49115 | 🇸🇰EMAX_AS1 E-MAX INTERNET & IT s.r.o. |
| AS49544 | 🇳🇱i3Dnet i3D.net B.V |
| AS50629 | 🇩🇪LWLCOM LWLcom GmbH |
| AS51095 | 🇺🇸E1-EMEA EdgeUno, Inc. |
| AS58511 | 🇦🇺ANYCAST-GLOBAL-BACKBONE - Anycast Global Backbone |
| AS152735 | 🇬🇺CPDCL-AS-AP - Guam Exchange |
| AS198385 | 🇨🇭AlpineDC AlpineDC SA |
| AS209049 | 🇸🇱MICHCOM MICHCOM LIMITED |
| AS272806 | 🇨🇴AS272806 - PIT COLOMBIA SAS |
| AS272996 | 🇨🇼AS272996 - SINCERE NETWORKS B.V. |
| AS273890 | 🇻🇪AS273890 - SERVICIOS NAP VEN, C.A. |
| AS328977 | 🇰🇪Wavex Internet Service Provider LTD - Wavex Internet Service Provider LTD |
| AS396998 | 🇺🇸PATH-NETWORK - Path Network, Inc. |
| AS399788 | 🇺🇸QUADSTATE-NET - Quad State Internet LLC |
ASPA
Published26 upstreams, 0 downstreams
Authorized Upstream Providers
AS42AS204AS1741AS1930AS2495AS5050AS7195AS14041AS20326AS27552AS42541AS48635AS49115AS49544AS50629AS51095AS58511AS152735AS198385AS209049AS272806AS272996AS273890AS328977AS396998AS399788
Expires 2026-10-28
External Links
Learn more
- What is an ASN?Autonomous systems, ASN ranges and how they are assigned
- RPKI and route origin validationWhat the RPKI badges on the prefix list mean
- How to run an ASPA checkVerify the upstream providers listed above
- IPv4 transfers in the ARIN regionMonthly volume and the latest registry transfers
- ASN data in AI agents and SIEMMCP server and API integrations
API
Open https://api.ipctl.io/v1/asn/19281Returns ASN details, announced prefixes, and BGP routing data.
curl -s "https://api.ipctl.io/v1/asn/19281" | jq