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Autonomous System

AS15315

IBASIS INC.

Announced IPs
1,024
CIDR prefixes
3
ASN
AS15315

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 v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
62.93.156.0/23 512
0.0%
iBasis, Inc. GB — —
62.93.148.0/24 256
0.0%
iBasis, Inc. GB — —
62.93.150.0/24 256
0.0%
iBasis, Inc. GB — —
62.93.150.0/25 128
0.0%
iBasis, Inc. ES — —
62.93.157.128/25 128
0.0%
iBasis, Inc. ES — —
62.93.150.128/26 64
0.0%
iBasis, Inc. ES — —
62.93.156.64/26 64
0.0%
iBasis, Inc. ES — —
62.93.156.192/26 64
0.0%
iBasis, Inc. PT — —
62.93.150.192/27 32
0.0%
iBasis, Inc. ES — —
62.93.157.96/27 32
0.0%
iBasis, Inc. ES — —
62.93.150.224/28 16
0.0%
iBasis, Inc. ES — —
62.93.150.240/28 16
0.0%
iBasis, Inc. PT — —
62.93.156.48/28 16
0.0%
iBasis, Inc. PT — —
62.93.156.144/28 16
0.0%
iBasis, Inc. PT — —
62.93.156.160/28 16
0.0%
iBasis, Inc. ES — —
62.93.156.176/28 16
0.0%
iBasis, Inc. PT — —
62.93.157.0/28 16
0.0%
iBasis, Inc. PT — —
62.93.157.32/28 16
0.0%
iBasis, Inc. PT — —
62.93.157.48/28 16
0.0%
iBasis, Inc. ES — —
62.93.157.80/28 16
0.0%
iBasis, Inc. ES — —
62.93.156.8/29 8
0.0%
iBasis, Inc. PT — —
62.93.156.16/29 8
0.0%
iBasis, Inc. PT — —
62.93.156.32/29 8
0.0%
iBasis, Inc. ES — —
62.93.156.40/29 8
0.0%
iBasis, Inc. PT — —
62.93.156.136/29 8
0.0%
iBasis, Inc. ES — —
62.93.157.24/29 8
0.0%
iBasis, Inc. ES — —
62.93.157.72/29 8
0.0%
iBasis, Inc. ES — —
62.93.156.0/30 4
0.0%
iBasis, Inc. PT — —
62.93.156.4/30 4
0.0%
iBasis, Inc. ES — —
62.93.156.24/30 4
0.0%
iBasis, Inc. PT — —
62.93.156.28/30 4
0.0%
iBasis, Inc. ES — —
62.93.156.128/30 4
0.0%
iBasis, Inc. PT — —
62.93.156.132/30 4
0.0%
iBasis, Inc. ES — —
62.93.157.16/30 4
0.0%
iBasis, Inc. ES — —
62.93.157.20/30 4
0.0%
iBasis, Inc. PT — —
62.93.157.64/30 4
0.0%
iBasis, Inc. PT — —
62.93.157.68/30 4
0.0%
iBasis, Inc. ES — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS15315 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
62.93.148.0/24 16,456 2026-10-17 19:40:35
62.93.157.0/24 16,440 2026-10-17 19:40:35
62.93.156.0/23 16,385 2026-10-17 19:40:35
62.93.150.0/24 16,069 2026-10-17 19:40:35

Frequently Asked Questions

What is AS15315?

AS15315 is an Autonomous System Number assigned to IBASIS 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 AS15315 announce?

AS15315 announces 1.0K IPv4 addresses distributed across 3 routed CIDR prefixes. The network is registered in United States.

Who operates AS15315?

AS15315 is operated by iBasis, Inc.. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS15315 registered in?

AS15315 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: 2026-10-17 19:54:05 UTC
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