AS2734 — CoreSite
AS Name: CORESITE
Description: Coresite IP Network CoreSite IP Coresite
Registry: ARIN
aut-num: AS2734
as-name: CORESITE
descr: Coresite
admin-c: REEDC55-ARIN
tech-c: REEDC55-ARIN
notify: netops@coresite.com
mnt-by: MAINT-AS2734
changed: chris.reed@coresite.com 20200309 #18:06:33Z
source: RADB
last-modified: 2023-11-13T16:17:49Z
aut-num: AS2734
as-name: CORESITE
descr: Coresite IP Network
member-of: AS2734:AS-CORESITE, AS2734:AS-CUSTOMERS
admin-c: JFA116-ARIN
tech-c: CMM8-ARIN
tech-c: JENSE37-ARIN
tech-c: JFA116-ARIN
tech-c: REEDC55-ARIN
tech-c: STANL503-ARIN
mnt-by: MNT-COWIL
created: 2024-04-19T08:52:46Z
last-modified: 2025-04-09T21:58:41Z
source: ARIN
Direct Membership
Macros that directly list AS2734 as a member:
AS-CORESITE(3 members)
AS399646:AS-UPSTREAM(5 members)
AS-PNAPDEN(111 members)
AS-TOWARDEX(119 members)
AS-PNAPBSN(138 members)
AS-SFMIX-RS(154 members)
AS-PNAPSJE(202 members)
AS-PNAPLAX(243 members)
AS-ANY2-RS(247 members)
AS-PNAPCHG(328 members)
AS-GTTCUST6(2384 members)
AS-GTTCUST(3453 members)
AS-TRANSROUTE-SPEC(19556 members)
AS-HURRICANEV6(20402 members)
AS-HURRICANE(23268 members)
Expanded Membership
All macros containing AS2734 (directly or via nested macros): 421
Show 100 macros
AS399646:AS-UPSTREAM(5 ASNs)
AS-CORESITE(56 ASNs)
AS-PNAPBSN(155 ASNs)
AS-ANY2-RS(247 ASNs)
AS-PNAPLAX(300 ASNs)
AS-PNAPSJE(308 ASNs)
AS-PNAPDEN(325 ASNs)
AS-TOWARDEX-CUSTOMERS(366 ASNs)
AS-PNAPCHG(367 ASNs)
AS-TOWARDEX(375 ASNs)
AS30071:AS-TBONE(386 ASNs)
AS-VOXEL(2,669 ASNs)
AS-PNAPNYM(3,071 ASNs)
AS-SFMIX-RS(3,979 ASNs)
AS38439:AS-PEERS(3,980 ASNs)
AS-INTERNAP(4,181 ASNs)
AS-UNITAS(4,908 ASNs)
AS-UNITAS-CUSTOMERS(4,908 ASNs)
AS-AS209(10,244 ASNs)
AS-QWEST(10,244 ASNs)
AS-KDDTRANSIT(11,930 ASNs)
AS-EUNET(13,944 ASNs)
AS-TRANSROUTE-SPEC(19,556 ASNs)
AS-OCCAID6(19,611 ASNs)
AS-OCCAID6-CUSTOMERS(19,611 ASNs)
AS-MZIMA-CUSTOMERS(19,702 ASNs)
AS-MZIMA(19,703 ASNs)
AS-PXGLOBAL(19,703 ASNs)
AS-ARBINET-LAX-BUYERS(19,875 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)
AS-XO(23,361 ASNs)
AS56507:AS-IXPMK(23,393 ASNs)
AS-TRANSROUTE(23,421 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-PITER-IX-ROV(23,906 ASNs)
AS-BALT-IX-V6(23,949 ASNs)
AS-LAMBDA(24,056 ASNs)
AS-PITER-IX-RIGA(24,405 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)
AS-PITER-IX-FRA(27,939 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-SOVAM(34,887 ASNs)
AS-CWCCUSTOMERS(34,940 ASNs)
AS-MERCURY(34,969 ASNs)
AS-UUNETEUDE(34,985 ASNs)
AS702:AS-DE-CUSTOMER(34,985 ASNs)
AS-TELARM(35,456 ASNs)
AS-ARMENTEL(35,460 ASNs)
AS-SET-UTG(35,510 ASNs)
... and 321 more
Upstream AS Paths
22 unique paths, avg length 1.1
AS Looking Glass
Upstream paths (matching graph above)
All 22 Upstream Paths
Complete list of all observed paths
AS2734 IPv4 Address Subnets (59)
| 142.255.192.0/18 | 🇺🇸 US | CoreSite | CORESITE |
| 208.77.96.0/21 | 🇺🇸 US | Coresite | CORESITE |
| 208.84.144.0/21 | 🇺🇸 US | Coresite | CORESITE |
| 66.35.72.0/21 | 🇺🇸 US | Coresite | CORESITE |
| 66.35.88.0/21 | 🇺🇸 US | Coresite | CORESITE |
| 199.119.180.0/22 | 🇺🇸 US | Coresite IP Backbone | CORESITE |
| 204.9.200.0/22 | 🇺🇸 US | Coresite | CORESITE |
| 208.74.72.0/22 | 🇺🇸 US | Coresite | CORESITE |
| 66.128.148.0/22 | 🇺🇸 US | Coresite IP Backbone | CORESITE |
| 66.128.156.0/22 | 🇺🇸 US | Coresite IP Backbone | CORESITE |
AS2734 IPv6 Address Subnets (21)
| 2604:3fc0:2000::/36 | 🇺🇸 US | Coresite IP Backbone | CORESITE |
| 2604:3fc0:3000::/36 | 🇺🇸 US | Coresite IP Backbone | CORESITE |
| 2605:6c00::/48 | 🇺🇸 US | Coresite IP Backbone | CORESITE |
| 2605:6c00:1::/48 | 🇺🇸 US | Coresite IPv6 Backbone | CORESITE |
| 2605:6c00:1000::/36 | 🇺🇸 US | Coresite IP Backbone | CORESITE |
| 2605:6c00:2::/48 | 🇺🇸 US | Coresite IP Backbone | CORESITE |
| 2605:6c00:2000::/36 | 🇺🇸 US | Coresite IP Backbone | CORESITE |
| 2605:6c00:3::/48 | 🇺🇸 US | Coresite IP Backbone | CORESITE |
| 2605:6c00:3000::/36 | 🇺🇸 US | Coresite IP Backbone | CORESITE |
| 2605:6c00:4::/48 | 🇺🇸 US | Coresite IP Backbone | CORESITE |