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Autonomous System

AS215595

SparkTech LTD

Announced IPs
25,856
CIDR prefixes
49
ASN
AS215595

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 v1.1.0 — a transparent heuristic, not a definitive verdict. How it works →

Network profile

Source: PeeringDB →
Geographic scope Not Disclosed
Traffic ratio Not Disclosed

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
202.160.80.0/20 4.1K
0.0%
SparkTech LTD TW Taipei City Taipei
154.64.152.0/21 2.0K
0.0%
SparkTech LTD US New Jersey Edison
202.160.64.0/21 2.0K
0.0%
SparkTech LTD TW Taipei City Taipei
202.160.80.0/21 2.0K
0.0%
SparkTech LTD TW Taipei City Taipei
38.15.20.0/22 1.0K
0.0%
SparkTech LTD US California San Jose
38.15.24.0/22 1.0K
0.0%
SparkTech LTD US Missouri Kansas City
38.75.44.0/22 1.0K
0.0%
Upstream Network Ltd US California San Jose
154.3.16.0/22 1.0K
0.0%
SparkTech LTD US
154.64.128.0/22 1.0K
0.0%
SparkTech LTD US
154.64.136.0/22 1.0K
0.0%
Upstream Network Ltd US New Jersey Edison
154.64.148.0/22 1.0K
0.0%
SparkTech LTD US New Jersey Edison
154.64.156.0/22 1.0K
0.0%
SparkTech LTD US
185.78.168.0/22 1.0K
0.0%
SparkTech LTD DE Hesse Frankfurt am Main
202.160.68.0/22 1.0K
0.0%
SparkTech LTD TW Taipei City Taipei
202.160.92.0/22 1.0K
0.0%
SparkTech LTD TW
23.231.116.0/23 512
46.3%
SparkTech LTD US Texas Dallas
38.15.18.0/23 512
0.0%
SparkTech LTD US California San Jose
38.15.20.0/23 512
0.0%
Cogent Communications, LLC US California San Jose
38.15.28.0/23 512
0.0%
SparkTech LTD US Illinois Chicago
38.75.44.0/23 512
0.0%
SparkTech LTD US California San Jose
104.206.110.0/23 512
93.8%
SparkTech LTD US Texas Dallas
107.158.38.0/23 512
97.3%
SparkTech LTD US Texas Dallas
107.158.84.0/23 512
0.0%
SparkTech LTD US Texas Dallas
107.158.98.0/23 512
23.4%
SparkTech LTD US Texas Dallas
107.158.130.0/23 512
35.2%
SparkTech LTD US Texas Dallas
154.3.28.0/23 512
0.0%
SparkTech LTD US
154.61.160.0/23 512
0.0%
SparkTech LTD US
154.62.162.0/23 512
0.0%
Upstream Network Ltd US Virginia Ashburn
154.62.172.0/23 512
0.0%
Upstream Network Ltd US
154.64.146.0/23 512
0.0%
SparkTech LTD US New Jersey Edison
154.64.148.0/23 512
0.0%
SparkTech LTD US
154.64.154.0/23 512
0.0%
SparkTech LTD US
154.64.156.0/23 512
0.0%
SparkTech LTD HK
154.64.158.0/23 512
0.0%
SparkTech LTD BR
202.160.66.0/23 512
0.0%
SparkTech LTD TW Taipei City Taipei
202.160.90.0/23 512
0.0%
SparkTech LTD TW
203.173.100.0/23 512
0.0%
SparkTech LTD KR
38.15.17.0/24 256
0.0%
SparkTech LTD US California San Jose
38.15.23.0/24 256
0.0%
SparkTech LTD US Missouri Kansas City
38.15.30.0/24 256
0.0%
SparkTech LTD US Illinois Chicago
38.75.47.0/24 256
0.0%
SparkTech LTD US
51.241.217.0/24 256
0.0%
BritNeighbour Net Ltd GB Northern Ireland Dungannon
51.241.235.0/24 256
0.0%
TownFibre Connect Ltd GB Scotland Dumfries
154.3.27.0/24 256
0.0%
SparkTech LTD US
154.3.30.0/24 256
0.0%
SparkTech LTD US
154.61.160.0/24 256
0.0%
SparkTech LTD US
154.62.172.0/24 256
0.0%
SparkTech LTD GB England City of London
154.62.173.0/24 256
0.0%
SparkTech LTD US Virginia Ashburn
154.62.180.0/24 256
0.0%
Upstream Network Ltd US
154.62.183.0/24 256
0.0%
Upstream Network Ltd US
154.64.140.0/24 256
0.0%
Upstream Network Ltd US New Jersey Edison
154.64.148.0/24 256
0.0%
SparkTech LTD DE
154.64.149.0/24 256
0.0%
SparkTech LTD BR
202.160.64.0/24 256
0.0%
SparkTech LTD TW Taipei City Taipei

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS215595 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
202.160.80.0/21 79,871 2026-07-23 17:52:42
154.64.156.0/24 75,786 2026-07-23 17:59:51
154.64.157.0/24 75,725 2026-07-23 17:59:51
154.64.154.0/24 75,432 2026-07-23 17:59:51
154.64.155.0/24 75,351 2026-07-23 17:59:51
154.64.158.0/24 32,518 2026-07-23 17:51:06
154.64.149.0/24 32,382 2026-07-23 17:51:06
154.64.159.0/24 32,118 2026-07-23 17:51:06
38.75.45.0/24 28,170 2026-07-23 17:49:23
38.75.44.0/24 24,703 2026-07-23 17:49:23
154.64.131.0/24 24,236 2026-07-23 17:49:23
154.64.130.0/24 24,168 2026-07-23 17:49:23
154.3.18.0/24 23,990 2026-07-23 17:49:23
154.3.19.0/24 23,869 2026-07-23 17:49:23
38.75.47.0/24 23,836 2026-07-23 17:49:23
154.61.160.0/24 23,829 2026-07-23 17:49:23
38.15.19.0/24 23,818 2026-07-23 17:49:23
154.3.16.0/24 23,816 2026-07-23 17:49:23
154.64.128.0/24 23,813 2026-07-23 17:49:23
154.64.129.0/24 23,794 2026-07-23 17:49:23
38.15.20.0/24 23,745 2026-07-23 17:49:23
38.15.18.0/24 23,641 2026-07-23 17:49:23
203.173.100.0/24 22,253 2026-07-23 17:52:17
203.173.101.0/24 21,986 2026-07-23 17:52:17
38.15.21.0/24 21,834 2026-07-23 17:49:23
38.15.17.0/24 21,827 2026-07-23 17:49:23
154.3.17.0/24 21,770 2026-07-23 17:49:23
38.75.46.0/24 21,470 2026-07-14 20:23:11
154.61.161.0/24 18,125 2026-07-23 17:49:23
38.15.27.0/24 15,882 2026-07-23 17:52:37
38.15.22.0/24 15,386 2026-07-13 06:46:20
38.15.23.0/24 15,249 2026-07-23 17:52:37
38.15.26.0/24 15,247 2026-07-23 17:52:37
38.15.25.0/24 15,240 2026-07-23 17:52:37
38.15.24.0/24 15,112 2026-07-23 17:52:37
154.62.163.0/24 13,847 2026-07-23 17:49:16
154.62.162.0/24 13,838 2026-07-23 17:49:16
154.62.173.0/24 13,806 2026-07-23 17:49:16
185.78.169.0/24 8,701 2026-07-23 17:51:15
185.78.168.0/24 8,654 2026-07-23 17:51:15
185.78.170.0/24 8,629 2026-07-23 17:51:15
185.78.171.0/24 8,625 2026-07-23 17:51:15
154.64.146.0/24 8,438 2026-07-23 17:51:15
154.64.147.0/24 8,412 2026-07-23 17:51:15
154.64.148.0/24 8,410 2026-07-23 17:51:15
154.62.183.0/24 6,196 2026-07-23 17:52:41
154.62.180.0/24 6,187 2026-07-23 17:52:41
154.62.172.0/24 6,180 2026-07-23 17:52:41
154.64.140.0/24 6,165 2026-07-23 17:52:41
154.64.139.0/24 6,148 2026-07-23 17:52:41

Showing top 50 of 103 announced prefixes by sample volume.

Frequently Asked Questions

What is AS215595?

AS215595 is an Autonomous System Number assigned to SparkTech LTD. 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 AS215595 announce?

AS215595 announces 25.9K IPv4 addresses distributed across 49 routed CIDR prefixes. The network is registered in United States.

Who operates AS215595?

AS215595 is operated by SparkTech LTD. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS215595 registered in?

AS215595 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: 2026-07-23 17:55:31 UTC
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