HomeASN LookupAS12276

AS12276

🇺🇸

SFMIX-MGMT - San Francisco Metropolitan Internet Exchange (SFMIX)659df6874bd20f327f34a03a6413fa24

ARINassignedASPA Published
Announced Prefixes (BGP)
3total
1 IPv42 IPv6
IPv4 Addresses ⓘ
Allocated (RIR)256
Announced (BGP)256
IPv6 Addresses ⓘ
Allocated (RIR)1.9×10^25
Announced (BGP)2×10^25
Prefix Limit (IPv4)
10
Prefix Limit (IPv6)
10
Country
🇺🇸 US
RIR
ARIN
Status
assigned
Allocated
6/4/2007

Announced Prefixes

(BGP)3
|
Prefix
RPKI
IRR
Last Seen
192.33.255.0/24
 Valid
ARIN
5/23/2026
2620:11a:b000::/44
 Valid
ARIN
5/23/2026
2620:11a:b000::/48
 Valid
ARIN
5/23/2026

Allocated Prefixes

(RIR)2
Prefix
Country
RIR
Status
192.33.255.0/24🇺🇸 USARINallocated
2620:11a:b000::/44🇺🇸 USARINallocated

Upstream Providers(3)

ASNName
AS1299🇸🇪TWELVE99 Arelion Sweden AB
AS6939🇺🇸HURRICANE - Hurricane Electric LLC
AS36086🇺🇸TELX-LEGACY - Telx
ASPA
Published3 upstreams, 0 downstreams
Authorized Upstream Providers
AS1299AS6939AS36086
Expires Jun 1, 2026
View full ASPA details →
External Links
ARIN WhoisHurricane Electric BGPRIPEstatPeeringDB
API
Open
GEThttps://api.ipctl.io/v1/asn/12276

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/12276" | jq