AS23777
NTT BUSINESS SOLUTIONS CORPORATION
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.
- Baseline (neutral) 65
- Isp allocation +5
- Trust score 70 / 100
Experimental · trust-vectors model v1.2.0 — a transparent heuristic, not a definitive verdict. How it works →
Network profile
Source: PeeringDB →Present at 2 internet exchanges: JPNAP Tokyo: Peering, JPNAP Osaka
Top CIDR ranges
| CIDR | IPs | PTR Density | Organization | Country | State | City |
|---|---|---|---|---|---|---|
| 58.65.32.0/19 | 8.2K |
98.9%
|
NTT business Solutions corporation | JP | Fukui | Tsuruga |
| 58.87.16.0/20 | 4.1K |
90.0%
|
NTT business Solutions corporation | JP | Fukui | Tsuruga |
| 210.143.240.0/20 | 4.1K |
49.8%
|
NTT business Solutions corporation | JP | Fukui | Tsuruga |
| 211.120.208.0/20 | 4.1K |
69.8%
|
NTT business Solutions corporation | JP | Fukui | Sata |
| 220.213.182.0/23 | 512 |
14.8%
|
NTT business Solutions corporation | JP | — | — |
BGP Announced Prefixes
Live BGP anomalies →Prefixes AS23777 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.
| Prefix | Announcement samples | Last seen |
|---|---|---|
| 210.143.240.0/20 | 9,952 | 2026-07-25 23:00:41 |
| 211.120.208.0/20 | 9,925 | 2026-07-25 23:00:41 |
| 58.65.32.0/19 | 9,909 | 2026-07-25 23:00:41 |
| 58.87.16.0/20 | 9,628 | 2026-07-25 23:00:41 |
| 211.120.208.0/22 | 5,527 | 2026-07-25 23:00:41 |
| 211.120.216.0/22 | 5,275 | 2026-07-25 23:00:41 |
| 211.120.220.0/22 | 5,188 | 2026-07-25 23:00:41 |
| 58.65.32.0/22 | 4,036 | 2026-07-25 23:00:41 |
| 210.143.244.0/22 | 3,976 | 2026-07-25 23:00:41 |
| 210.143.240.0/22 | 3,941 | 2026-07-25 23:00:41 |
| 211.120.212.0/22 | 3,918 | 2026-07-25 23:00:41 |
| 58.65.56.0/22 | 3,872 | 2026-07-25 23:00:41 |
| 220.213.182.0/23 | 3,866 | 2026-07-25 23:00:41 |
| 58.65.52.0/22 | 3,856 | 2026-07-25 23:00:41 |
| 58.65.36.0/22 | 3,838 | 2026-07-25 23:00:41 |
| 58.65.60.0/22 | 3,837 | 2026-07-25 23:00:41 |
| 58.65.44.0/22 | 3,831 | 2026-07-25 23:00:41 |
| 210.143.252.0/22 | 3,828 | 2026-07-25 23:00:41 |
| 58.65.48.0/22 | 3,770 | 2026-07-25 23:00:41 |
| 58.65.40.0/22 | 3,761 | 2026-07-25 23:00:41 |
| 210.143.248.0/22 | 3,760 | 2026-07-25 23:00:41 |
Frequently Asked Questions
What is AS23777?
AS23777 is an Autonomous System Number assigned to NTT BUSINESS SOLUTIONS CORPORATION. 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 AS23777 announce?
AS23777 announces 21.0K IPv4 addresses distributed across 5 routed CIDR prefixes. The network is registered in Japan.
Who operates AS23777?
AS23777 is operated by NTT business Solutions corporation. The organization is based in Japan. You can view all IP ranges and related ASNs on the organization page.
What country is AS23777 registered in?
AS23777 is registered in Japan. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.
