Skip to main content
Autonomous System

AS11158

NTT America, Inc.

Announced IPs
7,424
CIDR prefixes
21
ASN
AS11158

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
  • 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 →

About NTT Docomo Business

NTT Docomo Business, Inc. , previously known as NTT Communications Corporation is a Japanese telecommunications company owned by NTT.

Founded
1999
Headquarters
Tokyo
Industry
telecommunications
Parent
NTT, Inc.

Network profile

Source: PeeringDB →
Network type NSP
Geographic scope Not Disclosed
Traffic ratio Not Disclosed
Peering policy Selective
IRR record AS-NTTGN-EU

Present at 1 internet exchange: SGIX: Peering LAN

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
117.103.120.0/22 1.0K
0.0%
NTT America, Inc. IN
209.212.232.0/22 1.0K
0.0%
NTT America, Inc. US
117.103.126.0/23 512
0.0%
NTT America, Inc. IN
209.212.228.0/23 512
0.0%
NTT America, Inc. US
43.248.220.0/24 256
0.0%
NTT America, Inc. IN
46.235.109.0/24 256
0.0%
NTT America, Inc. US
46.235.111.0/24 256
0.0%
NTT America, Inc. US
64.254.120.0/24 256
96.5%
NTT America, Inc. US
74.220.96.0/24 256
0.4%
NTT America, Inc. US
77.247.1.0/24 256
97.3%
NTT America, Inc. US
77.247.15.0/24 256
98.4%
NTT America, Inc. US
117.103.120.0/24 256
0.0%
NTT America, Inc. SG
117.103.121.0/24 256
0.0%
NTT America, Inc. HK
117.103.122.0/24 256
0.0%
NTT America, Inc. JP
117.103.123.0/24 256
0.0%
NTT America, Inc. MY
117.103.124.0/24 256
0.0%
NTT America, Inc. IN
119.31.161.0/24 256
92.6%
NTT America, Inc. IN
119.31.167.0/24 256
93.4%
NTT America, Inc. IN
119.31.168.0/24 256
98.0%
NTT America, Inc. IN
185.71.48.0/24 256
0.0%
NTT America, Inc. US
185.71.50.0/24 256
0.0%
NTT America, Inc. US
206.197.59.0/24 256
0.0%
NTT America, Inc. US
209.212.228.0/24 256
0.0%
NTT America, Inc. JP Tokyo Tokyo
209.212.229.0/24 256
0.0%
NTT America, Inc. HK
209.212.232.0/24 256
0.0%
NTT America, Inc. SG
209.212.233.0/24 256
0.0%
NTT America, Inc. AU New South Wales Sydney
209.212.234.0/24 256
0.0%
NTT America, Inc. MY
209.212.235.0/24 256
0.0%
NTT America, Inc. TH Bangkok Bangkok
209.212.236.0/24 256
0.0%
NTT America, Inc. US
212.11.82.0/24 256
0.0%
NTT America, Inc. US
212.11.84.0/24 256
0.0%
NTT America, Inc. US
117.103.124.0/25 128
0.0%
NTT America, Inc. SG
117.103.124.192/26 64
0.0%
NTT America, Inc. SG
117.103.124.160/27 32
0.0%
NTT America, Inc. SG
117.103.124.128/28 16
0.0%
NTT America, Inc. SG
117.103.124.152/29 8
0.0%
NTT America, Inc. SG
117.103.124.144/30 4
0.0%
NTT America, Inc. SG
117.103.124.148/30 4
0.0%
NTT America, Inc. JP

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS11158 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
209.212.229.0/24 21,211 2026-07-27 23:54:24
209.212.234.0/24 10,421 2026-07-27 23:41:15
209.212.232.0/24 10,228 2026-07-27 23:54:25
209.212.235.0/24 10,129 2026-07-27 23:42:06
43.248.220.0/24 7,882 2026-07-27 23:37:37
64.254.120.0/24 7,337 2026-07-27 23:54:15
206.197.59.0/24 7,307 2026-07-27 23:54:14
74.220.96.0/24 7,110 2026-07-27 23:54:25
117.103.124.0/24 6,979 2026-07-27 23:54:26
119.31.167.0/24 6,952 2026-07-27 23:54:28
119.31.168.0/24 6,939 2026-07-27 23:54:28
119.31.161.0/24 6,938 2026-07-27 23:54:30
185.71.50.0/24 6,559 2026-07-27 23:54:29
209.212.236.0/24 6,429 2026-07-27 23:54:26
117.103.120.0/24 5,568 2026-07-27 23:54:28
46.235.111.0/24 5,291 2026-07-27 23:54:27
212.11.82.0/24 5,127 2026-07-27 23:54:28
185.71.48.0/24 5,080 2026-07-27 23:54:28
209.212.233.0/24 4,954 2026-07-27 23:54:22
46.235.109.0/24 4,917 2026-07-27 23:54:26
77.247.15.0/24 4,866 2026-07-27 23:54:30
77.247.1.0/24 4,637 2026-07-27 23:54:23
117.103.121.0/24 4,530 2026-07-27 23:54:29
117.103.127.0/24 4,175 2026-07-27 23:54:23
209.212.228.0/24 4,149 2026-07-27 23:54:23
212.11.84.0/24 4,011 2026-07-27 23:54:25
117.103.122.0/24 4,007 2026-07-27 23:54:29
117.103.126.0/24 3,988 2026-07-27 23:54:27
117.103.123.0/24 3,956 2026-07-27 23:54:26
119.31.160.0/24 1,021 2026-07-27 23:42:46

Frequently Asked Questions

What is AS11158?

AS11158 is an Autonomous System Number assigned to NTT America, Inc.. 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 AS11158 announce?

AS11158 announces 7.4K IPv4 addresses distributed across 21 routed CIDR prefixes. The network is registered in United States.

Who operates AS11158?

AS11158 is operated by NTT America, Inc.. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS11158 registered in?

AS11158 is registered in United States. This indicates where the network operator is headquartered, though the IP addresses it announces may serve users globally.

Last updated: 2026-07-27 23:55:35 UTC
Share