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Autonomous System

AS4725

SoftBank Corp.

SoftBank Corp. Japan 🌐 softbank.jp
Announced IPs
1,920,000
CIDR prefixes
126
ASN
AS4725

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.

70/100
Moderate
How this score is built

Experimental · trust-vectors model v1.3.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Network type NSP
Traffic level 200-300Gbps
Geographic scope Global
Traffic ratio Mostly Inbound
Peering policy Restrictive
IRR record RADB::AS-JAPAN-TELECOM RADB::AS-ODN-V6
Website ↗

AS4725 — global IP footprint

Cities where AS4725 has measurable IPv4 allocation. Click any dot to open that city's page. Size and color scale with IP count.

View on 3D globe →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
219.66.0.0/15 131.1K
24.5%
SoftBank Corp. JP Tokyo Nishigotanda
1.5.0.0/16 65.5K
0.0%
SoftBank Corp. JP — —
39.3.0.0/16 65.5K
25.4%
SoftBank Corp. JP Chiba Chiba
61.116.0.0/16 65.5K
44.3%
SoftBank Corp. JP Kagawa Takamatsu
61.123.0.0/16 65.5K
34.4%
SoftBank Corp. JP Fukuoka Yoshizuka
61.196.0.0/16 65.5K
24.6%
SoftBank Corp. JP Tokyo Nakanobu
61.209.0.0/16 65.5K
51.2%
SoftBank Corp. JP Saitama Asaka
143.90.0.0/16 65.5K
38.8%
SoftBank Corp. JP Hokkaido Sapporo
157.78.0.0/16 65.5K
0.0%
SoftBank Corp. JP — —
202.33.0.0/16 65.5K
2.1%
SoftBank Corp. JP Ibaraki Inashiki
210.197.0.0/16 65.5K
28.2%
SoftBank Corp. JP Tokyo Tokyo
211.3.0.0/16 65.5K
39.8%
SoftBank Corp. JP Hyōgo Itami
211.8.0.0/16 65.5K
14.6%
SoftBank Corp. JP — —
211.121.0.0/16 65.5K
38.1%
SoftBank Corp. JP Kanagawa Fujigaoka
211.127.0.0/16 65.5K
33.2%
SoftBank Corp. JP Tokyo Tokyo
211.131.0.0/16 65.5K
68.2%
SoftBank Corp. JP Kanagawa Kamiwada
218.46.0.0/16 65.5K
75.7%
SoftBank Corp. JP Aomori Aomori
220.212.0.0/16 65.5K
56.4%
SoftBank Corp. JP Tokyo Jingūmae
39.2.128.0/17 32.8K
12.5%
SoftBank Corp. JP Hokkaido Otaru
61.201.0.0/17 32.8K
45.3%
SoftBank Corp. JP Kyoto Yawata
165.76.0.0/17 32.8K
0.0%
SoftBank Corp. JP — —
202.217.128.0/17 32.8K
28.1%
SoftBank Corp. JP Miyagi Nankodaiminami
210.169.128.0/17 32.8K
15.8%
SoftBank Corp. JP Tokyo Setagaya City
210.175.0.0/17 32.8K
14.9%
SoftBank Corp. JP Tokyo Tokyo
210.188.0.0/17 32.8K
66.4%
SoftBank Corp. JP Aichi Nagoya
210.228.128.0/17 32.8K
24.8%
SoftBank Corp. JP Saitama Sasame
210.231.0.0/17 32.8K
59.3%
SoftBank Corp. JP Hyōgo Kanocho
210.237.128.0/17 32.8K
30.7%
SoftBank Corp. JP Saitama Shimonoda
210.252.128.0/17 32.8K
53.9%
SoftBank Corp. JP Kyoto Kyoto
218.218.0.0/17 32.8K
77.3%
SoftBank Corp. JP Osaka Osaka
61.201.192.0/18 16.4K
43.7%
SoftBank Corp. JP — —
182.159.64.0/18 16.4K
0.0%
SoftBank Corp. JP — —
202.33.128.0/18 16.4K
3.0%
SoftBank Corp. JP — —
203.139.0.0/18 16.4K
26.1%
SoftBank Corp. JP Kanagawa Kawasaki
210.146.0.0/18 16.4K
18.8%
SoftBank Corp. JP — —
210.151.0.0/18 16.4K
17.0%
SoftBank Corp. JP Aichi Inazawa
210.254.0.0/18 16.4K
12.2%
SoftBank Corp. JP Chiba Nagareyama
218.218.128.0/18 16.4K
18.3%
SoftBank Corp. JP Aichi Nagoya
61.201.160.0/19 8.2K
31.1%
SoftBank Corp. JP — —
182.158.64.0/19 8.2K
98.4%
SoftBank Corp. JP Tokyo Tokyo
182.158.128.0/19 8.2K
98.6%
SoftBank Corp. JP Tokyo Edogawa
182.159.32.0/19 8.2K
0.0%
SoftBank Corp. JP — —
182.159.160.0/19 8.2K
0.0%
SoftBank Corp. JP — —
202.33.32.0/19 8.2K
3.2%
SoftBank Corp. JP — —
202.33.224.0/19 8.2K
0.8%
SoftBank Corp. JP Ibaraki Inashiki
202.174.192.0/19 8.2K
49.0%
SoftBank Corp. JP Kanagawa Yokohama
202.240.192.0/19 8.2K
0.8%
SoftBank Corp. JP — —
203.139.64.0/19 8.2K
70.7%
SoftBank Corp. JP Tokyo Roppongi
210.134.64.0/19 8.2K
13.3%
SoftBank Corp. JP — —
210.142.160.0/19 8.2K
5.9%
SoftBank Corp. JP — —
218.218.192.0/19 8.2K
93.4%
SoftBank Corp. JP — —
182.158.224.0/20 4.1K
43.2%
SoftBank Corp. JP Kanagawa Kawasaki
182.159.16.0/20 4.1K
0.0%
SoftBank Corp. JP — —
182.159.144.0/20 4.1K
0.0%
SoftBank Corp. JP — —
182.159.192.0/20 4.1K
0.0%
SoftBank Corp. JP — —
202.33.16.0/20 4.1K
0.4%
SoftBank Corp. JP — —
202.33.112.0/20 4.1K
0.7%
SoftBank Corp. JP — —
202.126.224.0/20 4.1K
99.7%
SoftBank Corp. JP — —
202.227.32.0/20 4.1K
18.7%
SoftBank Corp. JP Kanagawa Yokohama
210.156.96.0/20 4.1K
0.0%
SoftBank Corp. JP — —
210.174.160.0/20 4.1K
1.2%
SoftBank Corp. JP — —
218.40.192.0/20 4.1K
99.3%
SoftBank Corp. JP — —
218.216.80.0/20 4.1K
33.4%
SoftBank Corp. JP Kanagawa Fukuda
218.218.240.0/20 4.1K
27.5%
SoftBank Corp. JP — —
61.201.136.0/21 2.0K
62.1%
SoftBank Corp. JP Osaka Himurochō
61.201.144.0/21 2.0K
49.7%
SoftBank Corp. JP Tokyo Tokyo
202.26.200.0/21 2.0K
3.4%
SoftBank Corp. JP — —
202.33.8.0/21 2.0K
0.5%
SoftBank Corp. JP — —
202.33.72.0/21 2.0K
24.0%
SoftBank Corp. JP — —
202.33.80.0/21 2.0K
0.0%
SoftBank Corp. JP — —
202.33.192.0/21 2.0K
0.0%
SoftBank Corp. JP — —
202.33.208.0/21 2.0K
0.0%
SoftBank Corp. JP — —
202.211.200.0/21 2.0K
0.6%
SoftBank Corp. JP — —
202.211.216.0/21 2.0K
0.2%
SoftBank Corp. JP — —
202.211.240.0/21 2.0K
0.4%
SoftBank Corp. JP — —
210.174.184.0/21 2.0K
0.3%
SoftBank Corp. JP — —
210.174.200.0/21 2.0K
0.7%
SoftBank Corp. JP — —
218.218.232.0/21 2.0K
49.5%
SoftBank Corp. JP — —
157.2.8.0/22 1.0K
2.5%
SoftBank Corp. JP Chiba Matsudo
202.33.68.0/22 1.0K
0.0%
SoftBank Corp. JP — —
202.33.88.0/22 1.0K
0.0%
SoftBank Corp. JP — —
202.33.96.0/22 1.0K
0.9%
SoftBank Corp. JP — —
202.211.128.0/22 1.0K
74.3%
SoftBank Corp. JP — —
202.211.156.0/22 1.0K
0.0%
SoftBank Corp. JP — —
202.211.192.0/22 1.0K
1.5%
SoftBank Corp. JP — —
202.211.212.0/22 1.0K
0.0%
SoftBank Corp. JP — —
202.213.4.0/22 1.0K
0.0%
SoftBank Corp. JP — —
202.227.48.0/22 1.0K
4.6%
SoftBank Corp. JP — —
202.227.56.0/22 1.0K
25.0%
SoftBank Corp. JP — —
202.255.48.0/22 1.0K
99.9%
SoftBank Corp. JP — —
210.174.148.0/22 1.0K
0.1%
SoftBank Corp. JP — —
210.174.176.0/22 1.0K
12.2%
SoftBank Corp. JP — —
210.174.196.0/22 1.0K
0.2%
SoftBank Corp. JP — —
210.174.208.0/22 1.0K
0.0%
SoftBank Corp. JP — —
202.19.20.0/23 512
12.7%
SoftBank Corp. JP — —
202.33.100.0/23 512
3.9%
SoftBank Corp. JP — —
202.48.210.0/23 512
0.4%
SoftBank Corp. JP — —
202.48.212.0/23 512
0.2%
SoftBank Corp. JP — —
202.48.216.0/23 512
1.0%
SoftBank Corp. JP — —
202.242.240.0/23 512
0.8%
SoftBank Corp. JP — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS4725 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
1.5.0.0/16 18,455 2026-11-12 08:43:46
202.48.213.0/24 17,536 2026-11-12 08:43:46
202.48.217.0/24 16,290 2026-11-12 08:43:46
202.48.214.0/24 16,009 2026-11-12 08:43:46
157.2.10.0/24 14,464 2026-11-12 08:43:46
61.201.192.0/18 14,244 2026-11-12 08:43:46
157.2.126.0/24 14,145 2026-11-12 08:43:46
39.2.128.0/17 14,079 2026-11-12 08:43:46
39.3.0.0/16 14,045 2026-11-12 08:43:46
202.19.20.0/24 13,983 2026-11-12 08:43:46
61.116.0.0/16 13,973 2026-11-12 08:43:46
157.78.224.0/20 13,962 2026-11-12 08:43:46
218.46.0.0/16 13,935 2026-11-12 08:43:46
210.175.0.0/17 13,932 2026-11-12 08:43:46
218.40.192.0/20 13,919 2026-11-12 08:43:46
210.228.128.0/17 13,915 2026-11-12 08:43:46
202.48.212.0/24 13,903 2026-11-10 01:54:18
210.169.231.0/24 13,851 2026-11-12 08:43:46
165.76.0.0/17 13,847 2026-11-12 08:43:46
61.209.0.0/16 13,842 2026-11-12 08:43:46
157.2.11.0/24 13,840 2026-11-12 08:43:46
61.123.0.0/16 13,820 2026-11-12 08:43:46
202.33.167.0/24 13,812 2026-11-12 08:43:46
210.252.128.0/17 13,810 2026-11-12 08:43:46
203.139.40.0/24 13,801 2026-11-12 08:43:46
61.196.0.0/16 13,789 2026-11-12 08:43:46
202.33.134.0/24 13,789 2026-11-12 08:43:46
61.201.136.0/21 13,785 2026-11-12 08:43:46
210.142.160.0/21 13,784 2026-11-12 08:43:46
61.201.144.0/21 13,766 2026-11-12 08:43:46
61.201.160.0/19 13,759 2026-11-12 08:43:46
210.171.123.0/24 13,745 2026-11-12 08:43:46
202.234.131.0/24 13,738 2026-11-12 08:43:46
202.234.136.0/24 13,731 2026-11-12 08:43:46
202.19.21.0/24 13,725 2026-11-12 08:43:46
219.66.0.0/15 13,723 2026-11-12 08:43:46
202.179.207.0/24 13,708 2026-11-12 08:43:46
202.234.146.0/24 13,672 2026-11-12 08:43:46
202.230.19.0/24 13,670 2026-11-12 08:43:46
210.189.249.0/24 13,669 2026-11-12 08:43:46
210.169.128.0/17 13,661 2026-11-12 08:43:46
202.126.224.0/20 13,661 2026-11-12 08:43:46
202.217.128.0/17 13,658 2026-11-12 08:43:46
202.242.240.0/23 13,657 2026-11-12 08:43:46
182.158.224.0/20 13,655 2026-11-12 08:43:46
203.183.154.0/23 13,652 2026-11-12 08:43:46
157.2.8.0/24 13,649 2026-11-12 08:43:46
202.227.48.0/22 13,646 2026-11-12 08:43:46
202.48.208.0/24 13,644 2026-11-12 08:43:46
202.227.56.0/22 13,638 2026-11-12 08:43:46

Showing top 50 of 144 announced prefixes by sample volume.

Frequently Asked Questions

What is AS4725?

AS4725 is an Autonomous System Number assigned to SoftBank Corp.. An ASN identifies a network that controls a specific set of IP addresses and determines how traffic is routed across the internet via BGP (Border Gateway Protocol).

How many IP addresses does AS4725 announce?

AS4725 announces 1.92M IPv4 addresses distributed across 126 routed CIDR prefixes. The network is registered in Japan.

Who operates AS4725?

AS4725 is operated by SoftBank Corp.. The organization is based in Japan. You can view all IP ranges and related ASNs on the organization page.

What country is AS4725 registered in?

AS4725 is registered in Japan. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-11-12 09:09:06 UTC
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