203.139.0.0

  • No reverse DNS
  • Not on blocklists
Network
ODN
Range
203.139.0.0 - 203.139.24.255
CIDR
203.139.0.0/20, 203.139.16.0/21, 203.139.24.0/24
Country
JP
Last updated
Status
  • active
Report abuse to
hostmaster@nic.ad.jp
Checked

Contacts

  • Administrative and technical

    Japan Network Information Center JNIC1-AP

    Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
    Chiyoda-ku, Tokyo 101-0047, Japan

    hostmaster@nic.ad.jp

    +81-3-5297-2311
    +81-3-5297-2312

  • Administrative and technical

    JP00035900

  • Abuse

    IRT-JPNIC-JP

    Uchikanda OS Bldg 4F, 2-12-6 Uchi-Kanda
    Chiyoda-ku, Tokyo 101-0047, japan

    hostmaster@nic.ad.jp

    +81-3-5297-2311
    +81-3-5297-2312

Reverse DNS

Names
None

Network

Announced by
AS4725 SoftBank Corp.
Route
203.139.0.0/18, carried by 2,587 of bgp.tools' BGP feeds
Kind
Eyeball
Country
JP
Tagged
Home ISP, Mobile Data/Carrier, Validating RPKI ROV

Upstreams and peers

  • AS17676 SoftBank Corp.2,016 paths
  • AS2914 NTT America, Inc.261 paths

Downstreams

  • AS17505 SoftBank Corp.512 paths
  • AS17509 STARNET Co.,Ltd.348 paths
  • AS59121 Asahi Kasei Networks Corporation311 paths
  • AS23795 Fitec Corp.252 paths
  • AS137269 Novartis Singapore Pte Ltd195 paths
  • AS137008 1120 Shimokuzawa Chuo-ku Sagamihara-shi Kanagawa-ken88 paths
  • AS59116 AIG Technologies KK64 paths
  • AS7514 Computer Engineering & Consulting, Ltd.58 paths
  • AS131989 PFU LIMITED58 paths
  • AS37888 HORIBA, Ltd.11 paths

From RIPEstat

Routes AS4725 announces

137 IPv4 prefixes covering 1,929,728 addresses, and 1 IPv6 prefix

IPv6

From bgp.tools

Location

Map © OpenStreetMap contributors
Location
Japan
Accuracy
Within 500 km

Location from GeoLite2 data created by MaxMind

Blocklists

  • Spamhaus ZEN Not listed
  • SpamCop Not listed
  • Mailspike Not listed
  • PSBL Not listed