AS23618 — ICV-NET - Ibara Broadcasting Company

AS23618 announces 5 IPv4 prefixes covering 10,240 addresses and 1 IPv6 prefixes.

About this network

The AS handle ICV-NET is held by Ibara Broadcasting Company.

What it's used for

• The address space carries residential access traffic, evidenced by reverse DNS entries such as pc8254.ibara.ne.jp and pc19254.ibara.ne.jp.
• The network announces 10240 IPv4 addresses across 5 prefixes and 1 IPv6 prefix, with 13 observed neighbours, indicating a regional access provider role.

Notable

• All registrants for the announced prefixes are listed as Japan Network Information Center with IRT-JPNIC-JP, consistent with the announcer.
• The address inventory consists of five distinct IPv4 blocks ranging from /20 to /22 sizes, all located in Japan.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 103.114.184.0/22
• 117.18.24.0/21
• 150.9.208.0/21
• 210.157.80.0/20
• 223.29.244.0/22
• 2405:fe40::/32

Upstream networks

• AS23642 OBIS
• AS6939 Hurricane Electric LLC
• AS7670 Enecom,Inc.
• AS24482 SG.GS
• AS17639 Converge ICT Solutions Inc.
• AS8966 EMIRATES TELECOMMUNICATIONS GROUP COMPANY (ETISALAT GROUP) PJSC
• AS20485 Joint Stock Company TransTeleCom

Adjacent networks

• AS23642 OBIS
• AS6939 Hurricane Electric LLC
• AS7670 Enecom,Inc.
• AS24482 SG.GS
• AS17639 Converge ICT Solutions Inc.
• AS8966 EMIRATES TELECOMMUNICATIONS GROUP COMPANY (ETISALAT GROUP) PJSC
• AS20485 Joint Stock Company TransTeleCom

Routing security

• RPKI: 6 valid, 0 invalid and 0 not-found announcements; 6 ROAs.
• ASPA: none published.
• IRR: 100% of announcements registered; 6 route objects.
• Listed in as-sets: AS-BBX-PEERS, AS-CCCN, AS-GIGAINFRA, AS-GIGAINFRA-V6, AS-HURRICANEV6, AS-IIJ, AS-IIJ6, AS-INFOSPHERE, AS-INFOSPHERE-V6, AS-IPV6_VECTANT, AS-KDD, AS-KDDCUSTOMER2, AS-KDDI6, AS-MESH-CUSTOMER:AS10010, AS-OCN, AS-OCN, AS-OCN-V6, AS-OCN-V6, AS-PACNET-CUSTOMER-PROXY-REGISTER, AS-PWD, AS-TELSTRA-INTL-CUSTOMERS, AS-TELSTRA-INTL-CUSTOMERS-4637, AS-TOKAI, AS-TOKAI6, AS-UCOM.

Internet exchanges

• JPIX Osaka — Osaka, Japan