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Network report

Who holds an IP address, prefix or AS number, how it is routed (origin AS, RPKI, IRR), its reverse DNS, blocklist listings and PeeringDB record, with what to fix first.

IP address, prefix or AS number

AS9621 · 

curl -s "https://thenetworkery.com/api/v1/network-report?query=AS9621"
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Pass: AS9621 (II-OKINAWA) announces 14 IPv4 and 1 IPv6 prefixes. Nothing to fix.

AS pageAS9621
HolderII-OKINAWA - Okinawa Telecommunication Network Co.,Inc
AllocationAPNIC, Japan (JP), allocated 1999-08-05
Prefixes (IPv4 / IPv6)14 / 1
RPKI valid100% (15 / 15)
Upstreams and peers5
Peering policySelective

Checks

Routing and RPKI AS9621 announces 14 IPv4 and 1 IPv6 prefixes.
  • Pass: AS9621 announces 14 IPv4 and 1 IPv6 prefixes.
  • Pass: All 15 announced prefixes are RPKI valid.
  • Pass: Every announced prefix has an IRR route object.
  • Info: 5 upstreams and peers, 0 downstream networks seen.
HolderII-OKINAWA - Okinawa Telecommunication Network Co.,Inc
IPv4 prefixes14
IPv6 prefixes1
RPKI15 valid
Downstream networks0

Upstreams and peers seen to the left 5

AS2516 KDDI AS2518 BIGLOBE (AS2518) AS17676 SoftBank Corp. AS6939 Hurricane Electric AS9002 RETN

Announced prefixes 15

61.210.64.0/19 119.59.88.0/21 123.108.192.0/21 125.2.0.0/19 125.2.224.0/19 125.3.96.0/19 157.70.224.0/20 157.120.64.0/19 157.120.96.0/20 175.179.96.0/19 202.81.8.0/21 203.209.184.0/22 211.120.224.0/20 218.40.160.0/19 2001:d28::/32

Source: RIPEstat (RIPE NCC RIS, Routinator, IRR); AS names: Team Cymru

Open in ASN & BGP prefix lookup
Registration Found at rdap.apnic.net.
  • Pass: Found at rdap.apnic.net.
NameII-OKINAWA
HandleAS9621
RangeAS9621
CountryJP
Statusactive
Last changed2026-07-24T20:08:53Z
Abuse contacthostmaster@nic.ad.jp
Allocation
Registry (RIR)APNIC
CountryJapan (JP)
Delegated on1999-08-05
StatusAllocated
Delegated rangeAS9591 – AS9622

Source: RIR delegation data, updated daily. The country is where the range was registered, not necessarily where it is used.

Contacts
RoleNameEmail
administrative, technical Japan Network Information Center hostmaster@nic.ad.jp
administrative, technical JP00096960
abuse IRT-JPNIC-JP hostmaster@nic.ad.jp

Source: https://rdap.apnic.net/autnum/9621. Registration data from rdap.apnic.net, shown under its terms of use (terms): not for marketing or bulk collection.

Open in WHOIS / RDAP lookup
PeeringDB AS9621 is in PeeringDB as OTNet.
  • Pass: AS9621 is in PeeringDB as OTNet.
  • Info: Peering policy: Selective.
  • Info: Present at 5 internet exchanges with 5 ports (70G in total).
NetworkOTNet (OTNet)
AS numberAS9621
TypeNSP, Regional
Websitehttp://www.ii-okinawa.ad.jp
IRR as-setAS-II-OKINAWA
Prefixes (IPv4 / IPv6)20 / 3
Traffic20-50Gbps, Mostly Inbound
Peering policySelective
LocationsNot Required
Ratio requiredNo
ContractsNot Required
Last updated2026-10-09
Contacts
Technicalpeer@ii-okinawa.ad.jp

Source: PeeringDB. Results are cached for an hour.

Open in PeeringDB lookup