ResearchRouting table, RPKI, IRR & looking glass

AS2527 Sony Network Communications Inc.

AS2527 (So-net) is registered to Sony Network Communications Inc. in JP, through APNIC. It originates 76 prefixes in the global routing table.

74
IPv4 prefixes
2
IPv6 prefixes
3,867,648
IPv4 addresses
100%
RPKI valid

Who holds AS2527

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

AS number
AS2527
Handle
So-net
Organization
Sony Network Communications Inc.
Country
JP
Registry
APNIC
ASPA
None published
WHOIS recordAPNIC
% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS2497 - AS2528'

as-block:       AS2497 - AS2528
descr:          JPNIC-2Byte-ASBLOCK-AP
descr:          for assignment to JPNIC members
country:        JP
admin-c:        JNIC1-AP
tech-c:         JNIC1-AP
remarks:        Authoritative information regarding AS Number
remarks:        assignments made from within this block can be
remarks:        queried at whois.nic.ad.jp.
remarks:        To only display English output,
remarks:        add '/e' at the end of command,
remarks:        e.g. 'whois -h whois.nic.ad.jp xxx/e'.
mnt-by:         APNIC-HM
mnt-lower:      MAINT-JPNIC
last-modified:  2017-06-12T03:54:29Z
source:         APNIC

role:           Japan Network Information Center
address:        Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
address:        Chiyoda-ku, Tokyo 101-0047, Japan
country:        JP
phone:          +81-3-5297-2311
fax-no:         +81-3-5297-2312
e-mail:         hostmaster@nic.ad.jp
admin-c:        JI13-AP
tech-c:         JE53-AP
nic-hdl:        JNIC1-AP
mnt-by:         MAINT-JPNIC
last-modified:  2022-01-05T03:04:02Z
source:         APNIC

% Information related to 'AS2527'

aut-num:        AS2527
as-name:        So-net
descr:          Sony Network Communications Inc.
import:
export:
country:        JP
admin-c:        JP00019611
tech-c:         JP00019611
last-modified:  2020-08-21T22:23:44Z
remarks:        This information has been partially mirrored by APNIC from
remarks:        JPNIC. To obtain more specific information, please use the
remarks:        JPNIC WHOIS Gateway at
remarks:        http://www.nic.ad.jp/en/db/whois/en-gateway.html or
remarks:        whois.nic.ad.jp for WHOIS client. (The WHOIS client
remarks:        defaults to Japanese output, use the /e switch for English
remarks:        output)
source:         JPNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-US2)


What AS2527 announces

Prefixes originated by AS2527 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
74
IPv6 prefixes
2
IPv4 addresses
3,867,648 (15,108 /24s)
RPKI valid
76 100%
RPKI invalid
0
RPKI not found
0
ROAs naming AS2527
77
With an IRR route object
76 100%

Who AS2527 is reached through

The AS just before AS2527 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.

Routing registry objects

From the mirrored IRR databases (RADB, the five RIRs and more). Look it up live.