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Autonomous System

AS17390

IBM

Announced IPs
7,680
CIDR prefixes
10
ASN
AS17390

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.

69/100
Moderate
How this score is built
  • Baseline (neutral) 65
  • Enterprise allocation +4
  • Trust score 69 / 100

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

About IBM

International Business Machines Corporation, doing business as IBM, is an American multinational technology company headquartered in Armonk, New York, and present in over 175 countries. It is a publicly traded company and one of the 30 companies in the Dow Jones Industrial Average.

Founded
1911
Headquarters
Armonk
Industry
software industry
Employees
377,757

Network profile

Source: PeeringDB →
Network type Enterprise
Geographic scope Global
Traffic ratio Mostly Outbound
Peering policy Selective

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
170.224.144.0/21 2.0K
0.0%
IBM US — —
129.41.56.0/22 1.0K
0.0%
IBM US — —
170.225.116.0/22 1.0K
1.5%
IBM US — —
192.148.16.0/22 1.0K
0.0%
IBM US — —
129.41.46.0/23 512
0.0%
IBM US — —
129.41.58.0/23 512
0.0%
IBM IN Tamil Nadu Chennai
129.41.86.0/23 512
0.0%
IBM US New York Wappingers Falls
170.224.144.0/23 512
0.0%
IBM US — —
170.224.150.0/23 512
0.0%
IBM IN — —
170.225.122.0/23 512
0.0%
IBM US — —
170.225.126.0/23 512
0.8%
IBM US — —
129.41.8.0/24 256
0.0%
IBM US — —
129.41.57.0/24 256
0.0%
IBM JP Tokyo Tokyo
170.224.146.0/24 256
0.0%
IBM DE — —
170.224.147.0/24 256
0.0%
IBM NL — —
170.224.148.0/24 256
0.0%
IBM SG — —
170.224.149.0/24 256
0.0%
IBM JP — —
170.224.152.0/24 256
0.0%
IBM US — —
129.41.46.128/25 128
0.0%
IBM NL North Holland Amsterdam
129.41.47.128/25 128
0.0%
IBM DE — —
129.41.56.128/25 128
0.0%
IBM SG — —
129.41.46.64/26 64
0.0%
IBM NL North Holland Amsterdam
129.41.47.64/26 64
0.0%
IBM DE — —
129.41.56.64/26 64
0.0%
IBM SG — —
129.41.46.0/27 32
0.0%
IBM NL North Holland Amsterdam
129.41.56.32/27 32
0.0%
IBM SG — —
129.41.46.32/28 16
0.0%
IBM NL North Holland Amsterdam
129.41.47.16/28 16
0.0%
IBM DE — —
129.41.47.32/28 16
0.0%
IBM DE — —
129.41.56.0/28 16
0.0%
IBM SG — —
129.41.46.56/29 8
0.0%
IBM NL North Holland Amsterdam
129.41.47.8/29 8
0.0%
IBM DE — —
129.41.47.56/29 8
0.0%
IBM DE — —
129.41.56.24/29 8
0.0%
IBM SG — —
129.41.56.20/30 4
0.0%
IBM SG — —
129.41.46.50/31 2
0.0%
IBM GB — —
129.41.46.54/31 2
0.0%
IBM GB — —
129.41.47.2/31 2
0.0%
IBM HU — —
129.41.47.50/31 2
0.0%
IBM DE — —
129.41.47.54/31 2
0.0%
IBM DE — —
129.41.56.16/31 2
0.0%
IBM SG — —
129.41.46.48/32 1
0.0%
IBM NL — —
129.41.46.49/32 1
0.0%
IBM GB — —
129.41.46.52/32 1
0.0%
IBM NL — —
129.41.46.53/32 1
0.0%
IBM GB — —
129.41.47.0/32 1
0.0%
IBM HU — —
129.41.47.1/32 1
0.0%
IBM DE — —
129.41.47.4/32 1
0.0%
IBM DE — —
129.41.47.5/32 1
0.0%
IBM HU — —
129.41.47.6/32 1
0.0%
IBM HU — —
129.41.47.7/32 1
0.0%
IBM DE — —
129.41.47.48/32 1
0.0%
IBM DE — —
129.41.47.49/32 1
0.0%
IBM HU — —
129.41.47.52/32 1
0.0%
IBM HU — —
129.41.47.53/32 1
0.0%
IBM DE — —
129.41.56.18/32 1
0.0%
IBM PH — —
129.41.56.19/32 1
0.0%
IBM SG — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS17390 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
192.148.18.0/24 288,392 2026-11-14 19:57:34
129.41.46.0/24 280,037 2026-11-14 19:57:34
170.224.146.0/24 268,896 2026-11-14 19:57:34
170.224.149.0/24 252,673 2026-11-14 19:57:34
170.224.147.0/24 196,131 2026-11-14 19:57:34
129.41.57.0/24 184,930 2026-11-14 19:57:34
170.224.151.0/24 163,430 2026-11-14 19:44:10
170.225.117.0/24 125,463 2026-11-14 20:01:40
170.224.152.0/24 123,856 2026-11-14 19:57:34
170.225.119.0/24 123,438 2026-11-14 19:57:34
170.224.148.0/24 120,241 2026-11-14 19:57:34
170.224.150.0/24 113,978 2026-11-14 19:57:34
129.41.8.0/24 107,406 2026-11-14 19:57:34
129.41.56.0/24 107,110 2026-11-14 20:03:59
129.41.58.0/24 104,700 2026-11-14 20:03:59
129.41.47.0/24 93,204 2026-11-14 20:01:40
192.148.19.0/24 89,687 2026-11-14 20:01:40
129.41.59.0/24 61,341 2026-11-14 19:45:23
170.225.127.0/24 55,208 2026-11-14 19:57:34
170.225.116.0/24 54,879 2026-11-14 19:57:34
170.224.144.0/24 50,124 2026-11-14 20:03:59
170.224.145.0/24 49,385 2026-11-14 20:03:59
129.41.87.0/24 46,599 2026-11-14 20:03:59
170.225.122.0/24 46,449 2026-11-14 19:57:34
192.148.17.0/24 46,381 2026-11-14 20:03:59
192.148.16.0/24 46,279 2026-11-14 20:03:59
129.41.86.0/24 45,878 2026-11-14 20:03:59
170.225.126.0/24 45,145 2026-11-14 19:57:34
170.225.118.0/24 45,143 2026-11-14 19:57:34
170.225.123.0/24 44,841 2026-11-14 20:03:59

Frequently Asked Questions

What is AS17390?

AS17390 is an Autonomous System Number assigned to IBM. 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 AS17390 announce?

AS17390 announces 7.7K IPv4 addresses distributed across 10 routed CIDR prefixes. The network is registered in United States.

Who operates AS17390?

AS17390 is operated by IBM. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS17390 registered in?

AS17390 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: 2026-11-14 20:09:05 UTC
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