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Autonomous System

AS12257

Dell, Inc.

Dell, Inc. United States 🌐 dell.com
Announced IPs
17,152
CIDR prefixes
40
ASN
AS12257

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.

65/100
Moderate
How this score is built

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

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
128.221.216.0/21 2.0K
0.1%
Dell, Inc. US — —
128.221.212.0/22 1.0K
1.0%
Dell, Inc. US — —
128.221.224.0/22 1.0K
3.8%
Dell, Inc. US North Carolina Cary
147.178.4.0/22 1.0K
0.0%
Dell, Inc. US Rhode Island Woonsocket
152.62.184.0/22 1.0K
0.9%
Dell, Inc. US — —
128.221.208.0/23 512
0.0%
Dell, Inc. US — —
128.221.230.0/23 512
0.2%
Dell, Inc. US — —
128.221.232.0/23 512
4.1%
Dell, Inc. US — —
147.178.4.0/23 512
0.0%
Dell, Inc. US Rhode Island Woonsocket
152.62.108.0/23 512
11.5%
Dell, Inc. US — —
152.62.112.0/23 512
3.3%
Dell, Inc. US — —
152.62.154.0/23 512
1.8%
Dell, Inc. US — —
152.62.164.0/23 512
0.0%
Dell, Inc. US — —
168.159.212.0/23 512
2.0%
Dell, Inc. US — —
12.7.200.0/24 256
0.0%
Dell, Inc. US — —
128.221.192.0/24 256
0.4%
Dell, Inc. US — —
128.221.228.0/24 256
0.0%
Dell, Inc. US — —
128.221.235.0/24 256
0.4%
Dell, Inc. US — —
128.221.237.0/24 256
4.3%
Dell, Inc. US — —
128.221.239.0/24 256
0.0%
Dell, Inc. US — —
132.237.141.0/24 256
0.8%
Dell, Inc. US — —
137.69.113.0/24 256
2.0%
Dell, Inc. US — —
137.69.117.0/24 256
7.8%
Dell, Inc. US California Santa Clara
147.178.2.0/24 256
0.0%
Dell, Inc. US — —
147.178.6.0/24 256
0.0%
Dell, Inc. IE — —
147.178.7.0/24 256
0.0%
Dell, Inc. US — —
147.178.8.0/24 256
0.0%
Dell, Inc. US — —
152.62.44.0/24 256
4.7%
Dell, Inc. US — —
152.62.47.0/24 256
0.0%
Dell, Inc. US — —
152.62.60.0/24 256
0.0%
Dell, Inc. US — —
152.62.97.0/24 256
0.8%
Dell, Inc. US — —
152.62.110.0/24 256
0.4%
Dell, Inc. US — —
152.62.112.0/24 256
0.0%
Dell, Inc. US — —
152.62.113.0/24 256
0.0%
Dell, Inc. IE — —
152.62.115.0/24 256
5.1%
Dell, Inc. US — —
152.62.118.0/24 256
0.8%
Dell, Inc. US — —
152.62.154.0/24 256
0.0%
Dell, Inc. IL — —
152.62.163.0/24 256
0.0%
Dell, Inc. US — —
152.62.184.0/24 256
0.0%
Dell, Inc. IE — —
152.62.185.0/24 256
0.0%
Dell, Inc. US — —
152.62.186.0/24 256
0.0%
Dell, Inc. US — —
152.62.187.0/24 256
0.0%
Dell, Inc. IE — —
152.62.193.0/24 256
3.5%
Dell, Inc. US — —
163.244.40.0/24 256
0.0%
Dell, Inc. US — —
163.244.72.0/24 256
2.0%
Dell, Inc. US — —
168.159.160.0/24 256
6.6%
Dell, Inc. US — —
168.159.162.0/24 256
0.4%
Dell, Inc. US — —
168.159.215.0/24 256
0.4%
Dell, Inc. US — —
198.161.247.0/24 256
0.4%
Dell, Inc. US — —
199.245.235.0/24 256
3.1%
Dell, Inc. US — —
152.62.97.128/25 128
0.0%
Dell, Inc. US — —
152.62.118.0/25 128
0.0%
Dell, Inc. US — —
152.62.155.128/25 128
0.0%
Dell, Inc. US — —
152.62.97.64/26 64
0.0%
Dell, Inc. US — —
152.62.118.192/26 64
0.0%
Dell, Inc. US — —
152.62.155.64/26 64
0.0%
Dell, Inc. US — —
152.62.97.32/27 32
0.0%
Dell, Inc. US — —
152.62.118.160/27 32
0.0%
Dell, Inc. US — —
152.62.155.32/27 32
0.0%
Dell, Inc. US — —
152.62.97.16/28 16
0.0%
Dell, Inc. US — —
152.62.118.144/28 16
0.0%
Dell, Inc. US — —
152.62.155.16/28 16
0.0%
Dell, Inc. US — —
152.62.97.8/29 8
0.0%
Dell, Inc. US — —
152.62.118.136/29 8
0.0%
Dell, Inc. US — —
152.62.155.8/29 8
0.0%
Dell, Inc. US — —
152.62.97.0/30 4
0.0%
Dell, Inc. IL — —
152.62.97.4/30 4
0.0%
Dell, Inc. US — —
152.62.118.128/30 4
0.0%
Dell, Inc. IL — —
152.62.118.132/30 4
0.0%
Dell, Inc. US — —
152.62.155.0/30 4
0.0%
Dell, Inc. IL — —
152.62.155.4/30 4
0.0%
Dell, Inc. US — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS12257 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
152.62.163.0/24 151,025 2026-09-11 17:19:41
168.159.160.0/24 74,684 2026-09-11 17:50:10
147.178.8.0/24 71,464 2026-09-11 17:50:10
168.159.162.0/24 69,587 2026-09-11 17:50:10
163.244.72.0/24 41,898 2026-09-11 17:45:44
12.7.200.0/24 28,732 2026-09-11 17:47:39
128.221.217.0/24 28,388 2026-09-11 17:48:48
128.221.218.0/24 28,331 2026-09-11 17:48:48
128.221.226.0/24 28,278 2026-09-11 17:48:48
128.221.221.0/24 28,277 2026-09-11 17:48:48
128.221.216.0/24 28,268 2026-09-11 17:48:48
128.221.215.0/24 28,264 2026-09-11 17:48:48
128.221.237.0/24 28,256 2026-09-11 17:48:48
128.221.214.0/24 28,255 2026-09-11 17:48:48
128.221.227.0/24 28,255 2026-09-11 17:48:48
128.221.212.0/24 28,252 2026-09-11 17:48:48
128.221.213.0/24 28,251 2026-09-11 17:48:48
128.221.222.0/24 28,250 2026-09-11 17:48:48
128.221.220.0/24 28,249 2026-09-11 17:48:48
128.221.208.0/24 28,246 2026-09-11 17:48:48
128.221.230.0/24 28,243 2026-09-11 17:48:48
128.221.231.0/24 28,237 2026-09-11 17:48:48
128.221.225.0/24 28,234 2026-09-11 17:48:48
128.221.224.0/24 28,230 2026-09-11 17:48:48
128.221.219.0/24 28,229 2026-09-11 17:48:48
128.221.223.0/24 28,228 2026-09-11 17:48:48
128.221.233.0/24 28,214 2026-09-11 17:48:48
128.221.232.0/24 28,205 2026-09-11 17:48:48
128.221.209.0/24 28,201 2026-09-11 17:48:48
128.221.228.0/24 28,198 2026-09-11 17:48:48
128.221.239.0/24 28,182 2026-09-11 17:48:48
128.221.235.0/24 28,149 2026-09-11 17:48:48
147.178.5.0/24 27,951 2026-09-11 17:48:48
147.178.4.0/24 27,906 2026-09-11 17:48:48
199.245.235.0/24 27,801 2026-09-11 17:49:20
152.62.97.0/24 17,573 2026-09-11 17:19:27
168.159.215.0/24 15,555 2026-09-11 17:48:42
168.159.213.0/24 15,549 2026-09-11 17:48:42
168.159.212.0/24 15,528 2026-09-11 17:48:42
152.62.113.0/24 14,638 2026-09-11 17:19:29
152.62.185.0/24 14,479 2026-09-11 17:19:29
152.62.186.0/24 14,471 2026-09-11 17:19:29
152.62.187.0/24 14,393 2026-09-11 17:19:29
152.62.193.0/24 14,351 2026-09-11 17:33:12
152.62.115.0/24 14,350 2026-09-11 17:19:29
152.62.184.0/24 14,325 2026-09-11 17:19:29
147.178.6.0/24 14,322 2026-09-11 17:19:29
163.244.40.0/24 14,314 2026-09-11 17:19:29
147.178.7.0/24 14,314 2026-09-11 17:19:29
152.62.110.0/24 14,312 2026-09-11 17:19:29

Showing top 50 of 67 announced prefixes by sample volume.

Frequently Asked Questions

What is AS12257?

AS12257 is an Autonomous System Number assigned to Dell, 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 AS12257 announce?

AS12257 announces 17.2K IPv4 addresses distributed across 40 routed CIDR prefixes. The network is registered in United States.

Who operates AS12257?

AS12257 is operated by Dell, Inc.. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS12257 registered in?

AS12257 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: 2026-09-11 17:56:08 UTC
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