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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 v1.2.0 — 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 England Carlisle
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
154.64.156.0/24 137,067 2026-09-10 14:17:57
154.64.157.0/24 136,931 2026-09-10 14:17:57
154.64.154.0/24 136,726 2026-09-10 14:17:57
154.64.155.0/24 136,459 2026-09-10 14:17:57
38.75.45.0/24 127,393 2026-09-10 13:59:19
154.64.130.0/24 114,064 2026-09-10 13:59:19
202.160.80.0/21 85,482 2026-09-10 14:13:14
154.64.131.0/24 61,460 2026-09-10 13:59:19
154.64.158.0/24 55,143 2026-09-10 14:17:57
154.64.149.0/24 55,100 2026-09-10 14:17:57
154.64.159.0/24 54,366 2026-09-10 14:17:57
38.75.44.0/24 51,755 2026-09-10 13:59:19
38.15.20.0/24 48,320 2026-09-10 13:59:19
154.3.16.0/24 46,683 2026-09-10 13:59:19
38.15.18.0/24 44,934 2026-09-10 13:59:19
154.64.128.0/24 44,525 2026-09-10 13:59:19
154.3.19.0/24 44,291 2026-09-10 13:59:19
38.15.19.0/24 44,241 2026-09-10 13:59:19
38.15.21.0/24 43,852 2026-09-10 13:59:19
38.75.47.0/24 42,529 2026-09-10 13:59:19
154.3.17.0/24 42,518 2026-09-10 13:59:19
38.15.17.0/24 42,427 2026-09-10 13:59:19
154.3.18.0/24 42,187 2026-09-10 13:59:19
154.64.129.0/24 41,932 2026-09-10 14:06:55
203.173.100.0/24 36,545 2026-09-10 14:18:03
203.173.101.0/24 35,709 2026-09-10 14:18:03
154.61.160.0/24 26,332 2026-08-06 18:06:36
38.15.27.0/24 24,231 2026-09-10 14:29:18
38.15.26.0/24 23,601 2026-09-10 14:29:18
38.15.23.0/24 23,596 2026-09-10 14:29:18
38.15.25.0/24 23,589 2026-09-10 14:29:18
38.15.24.0/24 23,459 2026-09-10 14:29:18
38.75.46.0/24 21,470 2026-07-14 20:23:11
154.61.161.0/24 20,618 2026-08-06 18:06:36
154.64.146.0/24 17,211 2026-09-10 14:17:57
154.64.147.0/24 17,182 2026-09-10 14:17:57
154.64.148.0/24 17,179 2026-09-10 14:17:57
154.62.162.0/24 16,846 2026-09-10 14:29:20
154.62.163.0/24 16,778 2026-09-10 14:29:20
154.62.173.0/24 16,687 2026-09-10 14:29:20
185.78.169.0/24 16,332 2026-09-10 14:01:04
185.78.168.0/24 16,276 2026-09-10 14:01:04
185.78.171.0/24 16,263 2026-09-10 14:01:04
185.78.170.0/24 16,259 2026-09-10 14:01:04
154.62.180.0/24 15,434 2026-09-10 13:55:54
154.62.172.0/24 15,427 2026-09-10 13:55:54
38.15.22.0/24 15,386 2026-07-13 06:46:20
154.62.183.0/24 15,377 2026-09-10 13:55:54
154.64.139.0/24 15,275 2026-09-10 14:17:57
154.64.138.0/24 15,227 2026-09-10 14:17:57

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: 2026-09-10 14:41:01 UTC
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