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Organization

NTT DOCOMO BUSINESS, Inc.

IPv4 addresses
28,645,632
CIDR ranges
182
Category
mobile
BGP prefixes announced
205

Reputation · trust score

A transparent 0–100 signal. Every entity starts at a neutral baseline of 65; threat-intel blocklists, exposure, reverse-DNS, routing and allocation each adjust it up or down. Higher is more trustworthy.

67/100
Moderate
How this score is built
  • Baseline (neutral) 65
  • Mobile allocation +2
  • Trust score 67 / 100

Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →

About Open Computer Network

OCN (オーシーエヌ), or Open Computer Network(オープン・コンピュータ・ネットワーク:Ōpun Konpyūta nettowāku), is the largest Japanese Internet service provider, with over 7 million subscribers. It is owned by NTT Communications Corp, one of the largest telecommunication companies in the world.

Founded
1996

Operates 5 networks present at 3 internet exchanges with a open peering policy.

NTT DOCOMO BUSINESS, Inc. — global IP footprint

Cities where NTT DOCOMO BUSINESS, Inc. has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

Countries served by NTT DOCOMO BUSINESS, Inc.

Every country where this organization has IPv4 allocations, ranked by IPs held.

ASNs owned by NTT DOCOMO BUSINESS, Inc.

ASNNameIPsPrefixesCountry
AS4713 NTT DOCOMO BUSINESS,Inc. 28.62M 166 JP
AS38639 NTT DOCOMO BUSINESS, Inc. 13.3K 4 JP
AS18259 NTT DOCOMO BUSINESS, Inc 4.1K 1 JP
AS18072 NTT DOCOMO BUSINESS, Inc. 1.3K 2 JP
AS7674 NTT DOCOMO BUSINESS, Inc 1.3K 3 JP
AS37900 NTT DOCOMO BUSINESS, Inc. 1.0K 3 JP
AS18131 NTT DOCOMO BUSINESS, Inc. 256 1 JP
AS38629 NTT DOCOMO BUSINESS, Inc 256 1 JP

Largest CIDR ranges

CIDRIPsPTR DensityASNCountryStateCity
153.128.0.0/10 4.19M
55.4%
AS4713 JP Fukuoka Chayama
180.0.0.0/10 4.19M
49.5%
AS4713 JP Tokyo Hachiōji
114.160.0.0/11 2.10M
63.1%
AS4713 JP Osaka Osaka
153.192.0.0/11 2.10M
64.1%
AS4713 JP Saga Saga
180.0.0.0/11 2.10M
51.7%
AS4713 JP Shizuoka Shizuoka
60.32.0.0/12 1.05M
52.6%
AS4713 JP Saitama Asaka
114.144.0.0/12 1.05M
45.7%
AS4713 JP Ibaraki Ryūgasaki
118.0.0.0/12 1.05M
41.0%
AS4713 JP Wakayama Wakayama
122.16.0.0/12 1.05M
38.8%
AS4713 JP Tokyo Tokyo
153.224.0.0/12 1.05M
76.5%
AS4713 JP Fukuoka Fukuoka
180.48.0.0/12 1.05M
49.4%
AS4713 JP Chiba Ichikawa
58.88.0.0/13 524.3K
60.1%
AS4713 JP Saitama Kazo
118.16.0.0/13 524.3K
77.2%
AS4713 JP Yamagata Yamagata
121.112.0.0/13 524.3K
95.6%
AS4713 JP Tokyo Tokyo
123.216.0.0/13 524.3K
37.8%
AS4713 JP Chiba Funabashi
124.96.0.0/13 524.3K
53.9%
AS4713 JP Hiroshima Hiroshima
125.200.0.0/13 524.3K
68.8%
AS4713 JP Hiroshima Hiroshima
153.240.0.0/13 524.3K
69.2%
AS4713 JP Tokyo Minaminagasaki
180.32.0.0/13 524.3K
41.4%
AS4713 JP Aichi Nagoya
219.160.0.0/13 524.3K
43.4%
AS4713 JP Tokyo Nakajima
220.104.0.0/13 524.3K
37.8%
AS4713 JP Akita Akita
221.184.0.0/13 524.3K
16.6%
AS4713 JP Gifu Takayama
222.144.0.0/13 524.3K
41.2%
AS4713 JP Kanagawa Tennōchō
58.88.0.0/14 262.1K
0.0%
AS4713 JP Saitama Kazo
123.224.0.0/14 262.1K
42.4%
AS4713 JP Hiroshima Hiroshima
124.84.0.0/14 262.1K
25.0%
AS4713 JP Tokyo Tokyo
125.172.0.0/14 262.1K
17.5%
AS4713 JP Tokyo Nukui
153.248.0.0/14 262.1K
83.1%
AS4713 JP Tokyo Minato
180.44.0.0/14 262.1K
46.8%
AS4713 JP Fukuoka Fukuoka
210.160.0.0/14 262.1K
10.9%
AS4713 JP Kanagawa Ozenjihigashi
220.96.0.0/14 262.1K
35.4%
AS4713 JP Ishikawa Kanazawa
223.216.0.0/14 262.1K
98.7%
AS4713 JP Kanagawa Yokohama
58.94.0.0/15 131.1K
0.0%
AS4713 JP Toyama Toyama
61.112.0.0/15 131.1K
17.4%
AS4713 JP Shizuoka Shizuoka
61.118.0.0/15 131.1K
8.7%
AS4713 JP Osaka Hirakata
61.126.0.0/15 131.1K
22.4%
AS4713 JP Tokyo Morishita
153.252.0.0/15 131.1K
42.6%
AS4713 JP Osaka Kanaokachō
180.40.0.0/15 131.1K
69.6%
AS4713 JP Tokyo Hachiōji
210.226.0.0/15 131.1K
12.7%
AS4713 JP Aichi Nagoya
211.16.0.0/15 131.1K
21.9%
AS4713 JP Tokyo Minamirokugō
211.122.0.0/15 131.1K
15.8%
AS4713 JP Tokyo Fussa
220.220.0.0/15 131.1K
96.4%
AS4713 JP Tochigi Utsunomiya
58.93.0.0/16 65.5K
0.0%
AS4713 JP Yamagata Yamagata
61.113.0.0/16 65.5K
0.0%
AS4713 JP Tokyo Toyosu
61.199.0.0/16 65.5K
23.4%
AS4713 JP Tokyo Nakano City
61.207.0.0/16 65.5K
20.0%
AS4713 JP Miyazaki Miyazaki
61.208.0.0/16 65.5K
9.2%
AS4713 JP Chiba Funabashi
61.214.0.0/16 65.5K
7.5%
AS4713 JP Tokyo Motoasakusa
122.1.0.0/16 65.5K
4.6%
AS4713 JP Saitama Sōka Shi
125.170.0.0/16 65.5K
24.6%
AS4713 JP Okinawa Naha
133.153.0.0/16 65.5K
0.0%
AS4713 JP
150.35.0.0/16 65.5K
0.0%
AS4713 JP
157.64.0.0/16 65.5K
0.0%
AS4713 JP
165.108.0.0/16 65.5K
0.0%
AS4713 JP
165.241.0.0/16 65.5K
0.0%
AS4713 JP
180.42.0.0/16 65.5K
10.8%
AS4713 JP Kyoto Kyoto
210.145.0.0/16 65.5K
15.0%
AS4713 JP Kanagawa Hiranumachō
210.154.0.0/16 65.5K
15.6%
AS4713 JP Fukushima Fukushima
210.164.0.0/16 65.5K
12.8%
AS4713 JP Kanagawa Yokohama
210.190.0.0/16 65.5K
8.9%
AS4713 JP Tokyo Shinjuku
210.225.0.0/16 65.5K
8.9%
AS4713 JP Shizuoka Nanjō
210.232.0.0/16 65.5K
8.1%
AS4713 JP Kanagawa Seishin
210.248.0.0/16 65.5K
3.8%
AS4713 JP Kanagawa Fujisawa
211.0.0.0/16 65.5K
8.1%
AS4713 JP Aichi Nagoya
211.6.0.0/16 65.5K
12.1%
AS4713 JP Aichi Nagoya
211.11.0.0/16 65.5K
11.8%
AS4713 JP Saitama Motobuto
211.129.0.0/16 65.5K
35.1%
AS4713 JP Tochigi Tochigi
218.43.0.0/16 65.5K
13.3%
AS4713 JP Tokyo Higashiyamato
218.44.0.0/16 65.5K
34.6%
AS4713 JP Osaka Tennojichominami
218.47.0.0/16 65.5K
96.9%
AS4713 JP Kanagawa Yokohama
218.224.0.0/16 65.5K
46.6%
AS4713 JP Kanagawa Yokohama
27.114.0.0/17 32.8K
91.7%
AS4713 JP Saitama Kawaguchi
58.92.128.0/17 32.8K
0.0%
AS4713 JP Kumamoto Kumamoto
61.112.0.0/17 32.8K
0.0%
AS4713 JP Shizuoka Shizuoka
150.61.128.0/17 32.8K
0.0%
AS4713 JP
180.43.128.0/17 32.8K
25.0%
AS4713 JP Tokyo Nakano City
210.254.128.0/17 32.8K
2.9%
AS4713 JP Kanagawa Fujisawa
211.130.128.0/17 32.8K
9.9%
AS4713 JP Saitama Kawaguchi
218.230.128.0/17 32.8K
30.7%
AS4713 JP Tokyo Shimomeguro
219.96.128.0/17 32.8K
31.9%
AS4713 JP Hyōgo Nishinomiya
219.114.0.0/17 32.8K
13.7%
AS4713 JP Nagano Toyohashi
221.113.128.0/17 32.8K
36.0%
AS4713 JP Kanagawa Kaizuka
58.92.64.0/18 16.4K
0.0%
AS4713 JP Kumamoto Kumamoto
61.112.192.0/18 16.4K
0.0%
AS4713 JP Tokyo Meguro City
150.5.64.0/18 16.4K
0.1%
AS4713 JP Kanagawa Kōnan
150.61.64.0/18 16.4K
0.0%
AS4713 JP
180.43.0.0/18 16.4K
83.5%
AS4713 JP Tokyo Tokyo
202.234.192.0/18 16.4K
8.3%
AS4713 JP
210.132.0.0/18 16.4K
50.0%
AS4713 JP Chiba Funabashi
210.170.64.0/18 16.4K
4.0%
AS4713 JP Chiba Narashino Shi
211.130.0.0/18 16.4K
0.3%
AS4713 JP
58.92.32.0/19 8.2K
0.0%
AS4713 JP
61.112.128.0/19 8.2K
0.0%
AS4713 JP Aichi Naka
163.138.224.0/19 8.2K
1.6%
AS38639 JP
180.43.96.0/19 8.2K
82.0%
AS4713 JP Fukuoka Ōgusu
203.139.160.0/19 8.2K
3.4%
AS4713 JP
203.140.96.0/19 8.2K
4.3%
AS4713 JP
211.1.32.0/19 8.2K
6.6%
AS4713 JP
211.130.64.0/19 8.2K
6.7%
AS4713 JP Osaka Shiginonishi
58.92.0.0/20 4.1K
0.0%
AS4713 JP

Frequently Asked Questions

How many IP addresses does NTT DOCOMO BUSINESS, Inc. own?

NTT DOCOMO BUSINESS, Inc. controls 28.65M IPv4 addresses distributed across 182 CIDR ranges. The organization is registered in Japan.

What ASNs does NTT DOCOMO BUSINESS, Inc. operate?

NTT DOCOMO BUSINESS, Inc. operates 8 Autonomous Systems. Each ASN represents an independently routed network that NTT DOCOMO BUSINESS, Inc. manages for internet traffic delivery.

What type of organization is NTT DOCOMO BUSINESS, Inc.?

NTT DOCOMO BUSINESS, Inc. is categorized as mobile. This classification is based on the organization's primary use of its IP address allocations.

Last updated: 2026-07-25 11:10:31 UTC
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