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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

AS18259 · 

curl -s "https://thenetworkery.com/api/v1/network-report?query=AS18259"
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Warning: AS18259 (HIGE) announces 6 IPv4 and 2 IPv6 prefixes. 1 warning

AS pageAS18259
HolderHIGE - NTT DOCOMO BUSINESS, Inc
AllocationAPNIC, Japan (JP), allocated 2002-07-01
Prefixes (IPv4 / IPv6)6 / 2
RPKI valid100% (8 / 8)
Upstreams and peers2

What to fix

  1. Warning

    PeeringDB did not answer: HTTP 404

    Fix: Try again in a minute.

    Open in PeeringDB lookup

Checks

Routing and RPKI AS18259 announces 6 IPv4 and 2 IPv6 prefixes.
  • Pass: AS18259 announces 6 IPv4 and 2 IPv6 prefixes.
  • Pass: All 8 announced prefixes are RPKI valid.
  • Pass: Every announced prefix has an IRR route object.
  • Info: 2 upstreams and peers, 1 downstream networks seen.
HolderHIGE - NTT DOCOMO BUSINESS, Inc
IPv4 prefixes6
IPv6 prefixes2
RPKI8 valid
Downstream networks1

Upstreams and peers seen to the left 2

AS2914 NTT Global IP Network AS4713 NTT

Announced prefixes 8

202.178.96.0/20 202.178.96.0/21 202.178.104.0/22 202.178.104.0/24 202.178.106.0/23 202.178.108.0/22 2001:218:2200::/40 2401:4640::/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.
NameHIGE
HandleAS18259
RangeAS18259
CountryJP
Statusactive
Last changed2025-11-13T00:36:25Z
Abuse contacthostmaster@nic.ad.jp
Allocation
Registry (RIR)APNIC
CountryJapan (JP)
Delegated on2002-07-01
StatusAllocated
Delegated rangeAS18259 – AS18288

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 JP00036952
abuse IRT-JPNIC-JP hostmaster@nic.ad.jp

Source: https://rdap.apnic.net/autnum/18259. 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 PeeringDB did not answer: HTTP 404
  • Warning: PeeringDB did not answer: HTTP 404

Source: PeeringDB. Results are cached for an hour.

Open in PeeringDB lookup