AS2516 — KDDI
AS Name: KDDI
Description: KDDI CORPORATION 3-10-10, Iidabashi Chiyoda-ku, Tokyo, 102-0072, Japan KDDI CORPORATION KDDI CORPORATION 3-10-10, Iidabashi Chiyoda-ku, Tokyo, 102-0072, Japan
Registry: JPIRR
⚠️ CIRCL BGP Security Rank: 0.0008% (position 14585)
aut-num: AS2516
as-name: KDDI
descr: KDDI CORPORATION 3-10-10, Iidabashi Chiyoda-ku, Tokyo, 102-0072, Japan
admin-c: Hiromi Morita
tech-c: Hiromi Morita
notify: admin@int-gw.kddi.ne.jp
mnt-by: MAINT-AS2516
changed: admin@int-gw.kddi.ne.jp 20260603
source: JPIRR
aut-num: AS2516
as-name: KDDI
descr: KDDI CORPORATION 3-10-10, Iidabashi Chiyoda-ku, Tokyo, 102-0072, Japan
admin-c: Hiromi Morita
tech-c: Hiromi Morita
notify: admin@int-gw.kddi.ne.jp
mnt-by: MAINT-AS2516
changed: admin@int-gw.kddi.ne.jp 20110805
source: RADB
last-modified: 2023-11-13T15:41:21Z
AS news
- AS2516 added to Robtex AS-news monitoring2026-07-24
- AS2516 first snapshot: KDDI / KDDI - KDDI CORPORATION (573 prefixes)2026-07-14
- KDDI confirmed that more than 12 million users were affected by a June cyberattack exploiting a zero-day in third‑party software to access an email system for five Japanese ISPs, compromising about 12.2 million email addresses and 7.6 million passwords. Source: asadria.com2026-07-13
- AS2516 present since RIS records began (2000-08-15)2000-08-15
Direct Membership
Macros that directly list AS2516 as a member:
AS-4648-UPSTREAM-INT(7 members)
AS-CAT-V6(15 members)
AS-RIS-RRC11(25 members)
AS-HKTPEER(37 members)
AS-4648-PAIX-PEER(50 members)
AS-NSPIXP2(69 members)
AS-REACH-PEERS(76 members)
AS-LEVEL3-IPV6(158 members)
AS12703:AS-PEERS(175 members)
AS-DIVIVOX(197 members)
AS-RCN-CE-PEERS(217 members)
AS-C4LPEERS(242 members)
AS7575:AS-PEER(256 members)
AS-TMNET-PEERS(271 members)
AS-CTBC-CUSTOMERS217(362 members)
AS-MFNX(421 members)
AS3303:AS-SWCMPEERS(783 members)
AS-KDDI6(833 members)
AS-LEVEL3-CUSTOMERS-NA(971 members)
AS-KDD(1151 members)
AS-PROLE(1180 members)
AS-GTTCUST6(2384 members)
AS58453:AS-ASIAASCUST(2512 members)
AS-FORTEL-CUSTOMERS(3262 members)
AS-GTTCUST(3453 members)
AS-REACH-CUSTOMERS(8210 members)
AS-TELSTRA-INTL-CUSTOMERS(11248 members)
AS-HURRICANEV6(20402 members)
Expanded Membership
All macros containing AS2516 (directly or via nested macros): 371
Show 100 macros
AS-4648-UPSTREAM-INT(7 ASNs)
AS-CAT-V6(15 ASNs)
AS-RIS-RRC11(25 ASNs)
AS-HKTPEER(37 ASNs)
AS-4648-PAIX-PEER(50 ASNs)
AS-NSPIXP2(69 ASNs)
AS-REACH-PEERS(76 ASNs)
AS12703:AS-PEERS(175 ASNs)
AS-DIVIVOX(196 ASNs)
AS7575:AS-PEER(256 ASNs)
AS-TMNET-PEERS(271 ASNs)
AS-CTBC-CUSTOMERS217(362 ASNs)
AS3303:AS-SWCMPEERS(783 ASNs)
AS-KDDI6(833 ASNs)
AS-LEVEL3-CUSTOMERS-NA(971 ASNs)
AS-KDD(1,151 ASNs)
AS-KDDCUSTOMER(1,151 ASNs)
AS-PROLE(1,180 ASNs)
AS-TINETASIA(1,243 ASNs)
AS-GTTASIA(1,245 ASNs)
AS-LEVEL3-CUSTOMERS(1,493 ASNs)
AS-FORTEL-CUSTOMERS(3,300 ASNs)
AS1221:AS-CUSTOMERS(3,327 ASNs)
AS1221:AS-TELSTRA(3,328 ASNs)
AS-DATAMENA(3,379 ASNs)
AS-EITC-DU(3,446 ASNs)
AS-LEVEL3-IPV6(3,475 ASNs)
AS4826:AS-CUSTOMERS(3,766 ASNs)
AS-VOCUS(3,767 ASNs)
AS4826:AS-VOCUS(3,767 ASNs)
AS-SOFIA-CONNECT(4,627 ASNs)
AS7606:AS-SA-IX(4,843 ASNs)
AS-RCN-CE-PEERS(5,340 ASNs)
AS7474:AS-CUSTOMERS(6,144 ASNs)
AS7474:AS-OPTUS(6,145 ASNs)
AS-OTEGLOBE(6,779 ASNs)
AS-OPTUS(7,043 ASNs)
AS-REACH-CUSTOMERS(8,210 ASNs)
AS-HUGENET(9,689 ASNs)
AS-HUGENET-CUSTOMERS(9,689 ASNs)
AS-SEABORN-G2(10,828 ASNs)
AS-CTBC(11,413 ASNs)
AS-SEABONECUSTLA(11,515 ASNs)
AS-KDDTRANSIT(11,930 ASNs)
AS-TELSTRA-INTL-CUSTOMERS(12,472 ASNs)
AS58453:AS-ASIAASCUST(15,313 ASNs)
AS-SEABORN(17,733 ASNs)
AS58453:AS-CMI-ALL(18,020 ASNs)
AS-CMI-ALL(18,021 ASNs)
AS-STIX(18,626 ASNs)
AS198792:AS-PEER-AMSIX-V4(19,486 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-VSNL-IN(23,661 ASNs)
AS-BALT-IX-V6(23,949 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-CIXP(24,509 ASNs)
AS-FLAGP(25,034 ASNs)
AS-FLAGT(25,034 ASNs)
AS-FIXO-V6(25,776 ASNs)
AS-MFNX(26,187 ASNs)
AS-RETN-HK(26,343 ASNs)
AS47214:AS-LILLIX(26,738 ASNs)
AS43100:AS-MEMBERS(26,826 ASNs)
AS-SFINX-RS-MEMBERS-IPV6(26,914 ASNs)
AS-SFINX-RS-MEMBERS(26,976 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-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-DECIX-BCN(33,636 ASNs)
AS57802:AS-DECIX-BCN(33,636 ASNs)
AS30781:AS-JAGUAR-PEERING-V6-EQUINIX-PA(34,681 ASNs)
AS-MONIX-PEERS(37,180 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-VSIX-RS(38,411 ASNs)
AS-SEABONECUSTMEAF(38,795 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-4IXP(42,438 ASNs)
... and 271 more
Upstream AS Paths
57 unique paths, avg length 1.8
All 57 Upstream Paths
Complete list of all observed paths
AS293 → AS2516
AS1299 → AS2516
AS2152 → AS2516
AS2497 → AS2516
AS2500 → AS2516
AS2518 → AS2516
AS2914 → AS2516
AS3257 → AS2516
AS3303 → AS2516
AS3491 → AS2516
AS6830 → AS2516
AS6939 → AS2516
AS7500 → AS2516
AS7660 → AS2516
AS19151 → AS2516
AS32787 → AS2516
AS37271 → AS2516
AS38001 → AS2516
AS49544 → AS2516
AS137409 → AS2516
AS140627 → AS2516
AS2516 IPv4 Address Subnets (540)
| 106.128.0.0/11 | 🇯🇵 JP | KDDI | KDDI |
| 36.8.0.0/13 | 🇯🇵 JP | KDDI | KDDI |
| 111.236.0.0/14 | 🇯🇵 JP | KDDI | KDDI |
| 49.132.0.0/14 | 🇯🇵 JP | KDDI | KDDI |
| 106.190.0.0/15 | 🇯🇵 JP | KDDI | KDDI |
| 106.72.0.0/15 | 🇯🇵 JP | KDDI | KDDI |
| 114.20.0.0/15 | 🇯🇵 JP | KDDI | KDDI |
| 14.10.0.0/15 | 🇯🇵 JP | KDDI | KDDI |
| 14.12.0.0/15 | 🇯🇵 JP | KDDI | KDDI |
| 14.8.0.0/15 | 🇯🇵 JP | KDDI | KDDI |
AS2516 IPv6 Address Subnets (9)
| 2001:268::/32 | 🇯🇵 JP | KDDI | KDDI |
| 2001:268:fd0e::/48 | 🇯🇵 JP | KDDI | |
| 2401:980::/32 | 🇯🇵 JP | Beam | KDDI |
| 2403:8300:813f::/48 | 🇯🇵 JP | BMW | KDDI |
| 2404:9200::/32 | 🇯🇵 JP | Japan Network Enabler Corporation | KDDI |
| 240b::/26 | 🇯🇵 JP | Japan Network Enabler Corporation | KDDI |
| 240b:240::/26 | 🇯🇵 JP | Japan Network Enabler Corporation | KDDI |
| 240f::/24 | 🇯🇵 JP | KDDI | KDDI |
| 240f:100::/24 | 🇯🇵 JP | KDDI | KDDI |