ResearchRouting table, RPKI, IRR & looking glass

AS24319 Akamai Technologies Tokyo ASN

AS24319 (AKAMAI-TYO-AP) is registered to Akamai Technologies Tokyo ASN in SG, through APNIC. It originates 190 prefixes in the global routing table.

149
IPv4 prefixes
41
IPv6 prefixes
38,928
IPv4 addresses
97%
RPKI valid

Who holds AS24319

Names from RIPE NCC’s daily list of every allocated AS number. The ASN lookup fetches the full WHOIS record live.

AS number
AS24319
Handle
AKAMAI-TYO-AP
Organization
Akamai Technologies Tokyo ASN
Country
SG
Registry
APNIC
ASPA
None published
WHOIS recordAPNIC
% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS23552 - AS24575'

as-block:       AS23552 - AS24575
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
remarks:        AS23889 has been transfered to AfriNIC
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2009-09-29T06:04:16Z
source:         APNIC

role:           APNIC Hostmaster
address:        PO Box 3646
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2026-08-26T00:40:00Z
source:         APNIC

% Information related to 'AS24298 - AS24400'

as-block:       AS24298 - AS24400
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2008-09-04T06:40:26Z
source:         APNIC

role:           APNIC Hostmaster
address:        PO Box 3646
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2026-08-26T00:40:00Z
source:         APNIC

% Information related to 'AS24319'

% Abuse contact for 'AS24319' is 'ip-admin@akamai.com'

aut-num:        AS24319
as-name:        AKAMAI-TYO-AP
descr:          Akamai Technologies Tokyo ASN
country:        SG
import:         from AS2914 accept ANY
import:         from AS2516 accept ANY
export:         to AS2914 announce AS24319
export:         to AS2516 announce AS24319
org:            ORG-ATI1-AP
admin-c:        NF49-AP
tech-c:         NF49-AP
abuse-c:        AA1826-AP
notify:         ip-admin@akamai.com
mnt-lower:      MAINT-AP-AKAMAI
mnt-routes:     MAINT-AP-AKAMAI
mnt-by:         APNIC-HM
mnt-irt:        IRT-AKAMAI-AP
last-modified:  2020-07-14T17:48:08Z
source:         APNIC

irt:            IRT-AKAMAI-AP
address:        Akamai Technologies
address:        145 Broadway
address:        Cambridge, MA 02142
e-mail:         ip-admin@akamai.com
abuse-mailbox:  ip-admin@akamai.com
admin-c:        AIA35-AP
tech-c:         AIA35-AP
auth:           # Filtered
remarks:        ip-admin@akamai.com was validated on 2026-08-25
mnt-by:         MAINT-AP-AKAMAI
last-modified:  2026-08-25T14:35:59Z
source:         APNIC

organisation:   ORG-ATI1-AP
org-name:       Akamai Technologies, Inc.
org-type:       LIR
country:        US
address:        145 Broadway
phone:          +1-617-444-4768
fax-no:         +1-617-444-4768
e-mail:         ip-admin@akamai.com
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:14:59Z
source:         APNIC

role:           ABUSE AKAMAIAP
country:        ZZ
address:        Akamai Technologies
address:        145 Broadway
address:        Cambridge, MA 02142
phone:          +000000000
e-mail:         ip-admin@akamai.com
admin-c:        AIA35-AP
tech-c:         AIA35-AP
nic-hdl:        AA1826-AP
remarks:        Generated from irt object IRT-AKAMAI-AP
remarks:        ip-admin@akamai.com was validated on 2026-08-25
abuse-mailbox:  ip-admin@akamai.com
mnt-by:         APNIC-ABUSE
last-modified:  2026-08-25T14:36:31Z
source:         APNIC

person:         Noam Freedman
nic-hdl:        NF49-AP
e-mail:         noam@akamai.com
address:        Akamai Technologies
address:        8 Cambridge Center
address:        Cambridge,

What AS24319 announces

Prefixes originated by AS24319 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
149
IPv6 prefixes
41
IPv4 addresses
38,928 (152 /24s)
RPKI valid
186 97%
RPKI invalid
4
RPKI not found
0
ROAs naming AS24319
221
With an IRR route object
186 97%

Announced prefixes

Each opens its own page: who announces it, the paths our collectors see, its ROAs and route objects.

IPv4 (149)
23.4.92.0/2423.6.198.0/2423.32.236.0/2423.33.112.0/2423.35.219.0/2423.36.166.0/2423.36.167.0/2423.37.120.0/2423.39.153.0/2423.39.169.0/2423.40.61.0/2423.40.245.0/2423.40.246.0/2423.41.16.0/2323.43.160.0/2423.44.48.0/2423.45.48.0/2423.45.64.0/2423.45.76.0/2423.45.95.0/2423.45.177.0/2423.45.178.0/2423.45.179.0/2423.46.50.0/2423.47.79.0/2423.47.127.0/2423.52.68.0/2423.52.71.0/2423.52.138.0/2423.53.9.0/2423.53.249.0/2423.54.146.0/2423.55.49.0/2423.55.105.0/2423.57.10.0/2423.58.83.0/2423.58.135.0/2423.59.23.0/2423.59.161.0/2423.59.172.0/2323.61.1.0/2423.62.5.0/2423.64.136.0/2323.64.137.0/2423.66.126.0/2423.67.37.0/2423.67.45.0/2423.67.51.0/2423.77.170.0/2423.79.242.0/2423.192.217.0/2423.192.218.0/2423.194.191.0/2423.194.214.0/2423.195.116.0/2423.196.13.0/2423.197.48.0/2423.199.58.0/2423.199.61.0/2423.200.65.0/2423.200.132.0/2423.200.217.0/2423.202.120.0/2423.204.72.0/2423.204.73.0/2423.205.111.0/2423.205.112.0/2423.206.174.0/2423.206.239.0/2423.206.240.0/2323.207.168.0/2423.208.30.0/2423.210.5.0/2423.210.72.0/2423.210.246.0/2423.213.162.0/2423.213.163.0/2423.214.82.0/2423.214.89.0/2423.214.113.0/2423.215.14.0/2423.215.32.0/2423.215.63.0/2423.215.107.0/2423.216.8.0/2423.217.105.0/2423.220.160.0/2423.223.40.0/2460.254.128.0/2460.254.153.0/2461.213.149.0/2472.246.54.0/2472.246.245.0/2472.246.246.0/2472.247.186.0/2472.247.189.0/2472.247.238.0/2496.7.130.0/2396.7.243.0/2496.16.205.0/2496.17.199.0/24104.72.71.0/24104.77.12.0/24104.77.13.0/24104.77.172.0/24104.77.203.0/24104.79.197.0/24104.79.205.0/24104.90.4.0/24104.95.110.0/24104.96.170.0/24104.96.171.0/24104.96.182.0/24104.96.210.0/24104.96.211.0/24104.97.87.0/24104.100.92.0/24104.114.64.0/24104.116.241.0/24104.117.67.0/24
Show 29 more
IPv6 (41)

RPKI valid   RPKI invalid   no ROA covers it

Who AS24319 is reached through

The AS just before AS24319 in the paths our looking glass collectors hold, for 60 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.