ResearchRouting table, RPKI, IRR & looking glass

AS4790 Chosun ilbo Inc.

AS4790 (CHOSUN-AS-KR-KR) is registered to Chosun ilbo Inc. in KR. It originates 20 prefixes in the global routing table.

20
IPv4 prefixes
0
IPv6 prefixes
7,680
IPv4 addresses
0%
RPKI valid
Registration

Who holds AS4790

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

AS number
AS4790
Handle
CHOSUN-AS-KR-KR
Organization
Chosun ilbo Inc.
Country
KR
ASPA
None published
Routing

What AS4790 announces

Prefixes originated by AS4790 in the RouteViews table (refreshed every four hours), each checked against the RPKI (every ten minutes) and the IRR (daily).

IPv4 prefixes
20
IPv6 prefixes
0
IPv4 addresses
7,680 (30 /24s)
RPKI valid
0 0%
RPKI invalid
0
RPKI not found
20
ROAs naming AS4790
0
With an IRR route object
13 65%
Prefixes

Announced prefixes

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

IPv4 (20)
14.56.152.0/2414.56.153.0/24121.128.28.0/24121.128.29.0/24121.128.166.0/24123.140.109.0/24175.192.181.0/24175.192.182.0/24203.255.96.0/21203.255.104.0/24203.255.105.0/24203.255.106.0/24203.255.107.0/24203.255.108.0/24203.255.109.0/24203.255.110.0/24203.255.111.0/24210.92.51.0/24210.94.149.0/24218.152.28.0/22

RPKI valid   RPKI invalid   no ROA covers it

Neighbors

Who AS4790 is reached through

The AS just before AS4790 in the paths our looking glass collectors hold, for 20 of its prefixes. Usually a transit provider, sometimes a peer. The number is how many of those prefixes it was seen on.

AS4766 KIXS-AS-KR-KR 20
IRR

Routing registry objects

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

Sourceas-nameMaintained by
APNICCHOSUN-AS-KRMNT-KRNIC-AP

Route objects with origin AS4790: RADB 14

as-sets that list AS4790 (6)
AS-DACOMAS-HURRICANEAS-KDDDMPEERAS-KORNETBGPAS-KORNETREAS-XO-B
Tools

Check AS4790 live

ASN lookup and WHOISRPKI validatorASPA validatorIRR lookup