AS1280 — ISC Internet Systems Consortium, F-Root Operator
AS Name: ISC-1
Description: Internet Systems Consortium, Inc. (ISC)
Registry: RADB
aut-num: AS1280
as-name: ISC-1
descr: Internet Systems Consortium, Inc. (ISC)
admin-c: ISC-NOC
tech-c: ISC-NOC
remarks: Please use AS1280:AS-SET for filtering.
remarks: Peering info at http://www.isc.org/community/peering/
remarks: Trouble reports noc@isc.org, phone +1 650 423 1310.
remarks: Abuse to abuse@isc.org
mnt-by: MAINT-AS1280
changed: ekb@isc.org 20200312 #10:56:10Z
source: RADB
last-modified: 2023-11-13T16:00:10Z
Direct Membership
Macros that directly list AS1280 as a member:
AS1280:AS-SET(5 members)
AS25192:AS-TRANSIT(9 members)
AS23308:AS-CUSTS(11 members)
AS30071:AS-TBONE(14 members)
AS-RIS-RRC14(16 members)
AS174:AS-COGC-025(45 members)
AS-PEERS(85 members)
AS14259:AS-CUSTOMERS(152 members)
AS-RCN-CE-PEERS(217 members)
AS7575:AS-PEER(256 members)
AS-HURRICANEV6(20402 members)
AS-HURRICANE(23268 members)
Expanded Membership
All macros containing AS1280 (directly or via nested macros): 320
Show 100 macros
AS1280:AS-SET(5 ASNs)
AS25192:AS-TRANSIT(9 ASNs)
AS23308:AS-CUSTS(11 ASNs)
AS-UTI(14 ASNs)
AS-RIS-RRC14(16 ASNs)
AS174:AS-COGC-025(45 ASNs)
AS-PEERS(85 ASNs)
AS14259:AS-CUSTOMERS(152 ASNs)
AS14259:AS-ALL(162 ASNs)
AS7575:AS-PEER(256 ASNs)
AS30071:AS-TBONE(386 ASNs)
AS174:AS-COGENT(1,618 ASNs)
AS7606:AS-SA-IX(4,843 ASNs)
AS-RCN-CE-PEERS(5,340 ASNs)
AS-HURRICANEV6(20,402 ASNs)
AS-SEECIX-V6(20,691 ASNs)
AS56858:AS-SEECIX-V6(20,691 ASNs)
AS-DECIX-RIC-V6(20,721 ASNs)
AS393752:AS-DECIX-RIC-V6(20,721 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-TIX(21,568 ASNs)
AS-LITIX-V6(22,027 ASNs)
AS-T-CIX-V6(22,807 ASNs)
AS-HURRICANE(23,268 ASNs)
AS-NFON-LINX-PEERS-V4(23,268 ASNs)
AS-NFON-LINX-PEERS-V6(23,268 ASNs)
AS56507:AS-IXPMK(23,393 ASNs)
AS-DECIX-RIC(23,570 ASNs)
AS393752:AS-DECIX-RIC(23,570 ASNs)
AS31561:AS-MEMBERS-PAR(23,675 ASNs)
AS-SEECIX(23,696 ASNs)
AS56858:AS-SEECIX(23,696 ASNs)
AS-BALT-IX-V6(23,949 ASNs)
AS-LAMBDA(24,056 ASNs)
AS30781:AS-JAGUAR-PEERING-TIX(24,490 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-CIXP(24,509 ASNs)
AS215405:AS-CONNECTED(24,530 ASNs)
AS-OHIOIX-CMH(24,548 ASNs)
AS-OHIOIX(24,587 ASNs)
AS57369:AS-ONIX(24,726 ASNs)
AS-LTTUKPEERS(24,991 ASNs)
AS-LTT(24,993 ASNs)
AS-LIXP(25,221 ASNs)
AS-FIXO-V6(25,776 ASNs)
AS-SMILE(26,794 ASNs)
AS-BALT-IX(27,227 ASNs)
AS30781:AS-JAGUAR-PEERING-CIXP(27,405 ASNs)
AS4470:AS-TORIX-PEERS(27,996 ASNs)
AS4470:AS-PEERS(28,002 ASNs)
AS-LITIX(28,046 ASNs)
AS-SET-STHIX-RS(28,136 ASNs)
AS-DECIX-BCN-V6(28,476 ASNs)
AS57802:AS-DECIX-BCN-V6(28,476 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-SWISS-IX(28,564 ASNs)
AS7606:AS-VIC-IX(29,635 ASNs)
AS-FIXO(29,811 ASNs)
AS209861:AS-PEERS(29,811 ASNs)
AS55176:AS-MEMBERS(29,827 ASNs)
AS-IXPLAY(30,348 ASNs)
AS-STARTNIX-EU(30,348 ASNs)
AS30781:AS-JAGUAR-PEERING-SWISS-IX(31,389 ASNs)
AS-DECIX-ORD-V6(31,479 ASNs)
AS62760:AS-DECIX-ORD-V6(31,479 ASNs)
AS-DECIX-LIS-V6(32,541 ASNs)
AS43729:AS-DECIX-LIS-V6(32,541 ASNs)
AS-KCIX-MEMBERS(32,832 ASNs)
AS-DECIX-BCN(33,636 ASNs)
AS57802:AS-DECIX-BCN(33,636 ASNs)
AS-DECIX-ASE(34,557 ASNs)
AS38137:AS-DECIX-ASE(34,557 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-EQUINIX-PA(34,681 ASNs)
AS-DECIX-LIS(34,749 ASNs)
AS43729:AS-DECIX-LIS(34,749 ASNs)
AS-T-CIX(36,150 ASNs)
AS-MONIX-PEERS(37,180 ASNs)
AS30781:AS-JAGUAR-PEERING-EQUINIX-PA(37,230 ASNs)
AS-TAHOEIX-MEMBERS(37,370 ASNs)
AS-MBIX-RS-MEMBERS(37,425 ASNs)
AS-ONIX(37,766 ASNs)
AS-TORIX(37,868 ASNs)
AS211776:AS-CRAFTBYTE-UPSTREAMS(37,882 ASNs)
AS-LSC-IXP-RS(38,302 ASNs)
AS-LSC-IXP(38,312 ASNs)
AS-VSIX-RS(38,411 ASNs)
AS207800:AS-RTIX-SET(39,194 ASNs)
AS33495:AS-MEMBERS(39,231 ASNs)
AS-DECIX-DFW-V6(40,077 ASNs)
AS62499:AS-DECIX-DFW-V6(40,077 ASNs)
AS-LUCIX-RS(40,498 ASNs)
AS7606:AS-QLD-IX(40,666 ASNs)
AS7606:AS-WA-IX(40,872 ASNs)
AS-STUIX(41,458 ASNs)
AS-SONIX(41,963 ASNs)
AS-IPTT(42,188 ASNs)
AS-PITER-IX(42,188 ASNs)
AS-PITERIX(42,189 ASNs)
AS-PITER-IX-MSK(42,291 ASNs)
AS-4IXP(42,438 ASNs)
AS49869:AS-PITER-IX-MSK(42,438 ASNs)
AS-VANIX-RS-PARTICIPANTS(42,555 ASNs)
AS201376:AS-PEERS(42,984 ASNs)
... and 220 more
Upstream AS Paths
53 unique paths, avg length 2.0
AS Looking Glass
Upstream paths (matching graph above)
All 53 Upstream Paths
Complete list of all observed paths
AS1280 IPv4 Address Subnets (93)
| 204.152.184.0/21 | 🇺🇸 US | ISC | ISC-1 |
| 149.20.0.0/24 | 🇺🇸 US | ISC-NET-PAO1 | ISC-1 |
| 149.20.1.0/24 | 🇺🇸 US | ISC-NET-PAO1 | ISC-1 |
| 149.20.10.0/24 | 🇺🇸 US | ISC-NET | ISC-1 |
| 149.20.12.0/24 | 🇺🇸 US | ISC-NET | ISC-1 |
| 149.20.13.0/24 | 🇺🇸 US | ISC-NET | ISC-1 |
| 149.20.14.0/24 | 🇺🇸 US | ISC-NET | ISC-1 |
| 149.20.15.0/24 | 🇺🇸 US | ISC-NET | ISC-1 |
| 149.20.16.0/24 | 🇺🇸 US | ISC-NET | ISC-1 |
| 149.20.17.0/24 | 🇺🇸 US | ISC-NET | ISC-1 |
AS1280 IPv6 Address Subnets (7)
| 2001:4f8::/32 | 🇺🇸 US | ISC-NET | ISC-1 |
| 2001:4f8::/48 | 🇺🇸 US | ISC-NET | ISC-1 |
| 2001:4f8:4::/46 | 🇺🇸 US | ISC-NET | ISC-1 |
| 2001:4f8:4::/48 | 🇺🇸 US | ISC-NET | ISC-1 |
| 2001:4f8:8::/48 | 🇺🇸 US | ISC-NET | ISC-1 |
| 2001:4f8:fffe::/48 | 🇺🇸 US | ISC-NET | ISC-1 |
| 2001:4f8:ffff::/48 | 🇺🇸 US | ISC-NET | ISC-1 |