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Autonomous System

AS394434

Twilio Inc

Announced IPs
11,520
CIDR prefixes
17
ASN
AS394434

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
  • Baseline (neutral) 65
  • Trust score 65 / 100

Experimental · trust-vectors model v1.2.1 — a transparent heuristic, not a definitive verdict. How it works →

About Twilio

Twilio Inc. is an American cloud communications company based in San Francisco, California, which provides programmable communication tools for making and receiving phone calls, sending and receiving text messages, and performing other communication functions using its web service APIs.

Founded
2008
Headquarters
San Francisco
Industry
Voice over IP

Network profile

Source: PeeringDB →
Network type NSP
Geographic scope Global
Peering policy Restrictive

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
168.86.160.0/20 4.1K
0.0%
Twilio Inc US — —
159.183.252.0/22 1.0K
0.0%
Twilio Inc US — —
208.78.112.0/22 1.0K
0.0%
Twilio Inc US — —
67.213.136.0/23 512
0.0%
Twilio Inc US — —
103.36.110.0/23 512
0.0%
Twilio Inc AU — —
159.26.160.0/23 512
0.0%
Twilio Inc US — —
159.26.172.0/23 512
0.0%
Twilio Inc US — —
159.183.252.0/23 512
0.0%
Twilio Inc US — —
168.86.176.0/23 512
0.0%
Twilio Inc US — —
185.187.132.0/23 512
0.0%
Twilio Inc GB — —
185.194.136.0/23 512
0.0%
Twilio Inc US — —
64.65.26.0/24 256
0.8%
Twilio Inc US — —
103.36.110.0/24 256
0.0%
Twilio Inc JP — —
103.36.111.0/24 256
0.0%
Twilio Inc AU — —
103.75.151.0/24 256
0.0%
Twilio Inc SG — —
103.144.142.0/24 256
0.0%
Twilio Inc JP — —
103.146.214.0/24 256
0.0%
Twilio Inc AU — —
159.26.166.0/24 256
0.0%
Twilio Inc US — —
159.26.170.0/24 256
0.0%
Twilio Inc US — —
159.26.172.0/24 256
0.0%
Twilio Inc SG — —
159.26.173.0/24 256
0.0%
Twilio Inc US — —
159.183.250.0/24 256
0.0%
Twilio Inc US — —
159.183.254.0/24 256
0.0%
Twilio Inc US — —
159.183.255.0/24 256
0.0%
Twilio Inc BR — —

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS394434 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
159.183.254.0/24 28,222 2026-10-14 05:42:21
159.183.253.0/24 28,201 2026-10-14 05:42:21
159.183.250.0/24 28,174 2026-10-14 05:42:21
159.183.252.0/24 28,060 2026-10-14 05:42:21
168.86.172.0/24 25,292 2026-10-14 05:48:01
103.146.214.0/24 25,003 2026-10-14 05:48:01
64.65.26.0/24 17,705 2026-10-14 05:42:03
38.99.4.0/24 12,922 2026-09-08 04:43:42
103.75.151.0/24 12,839 2026-10-14 05:42:03
168.86.176.0/24 12,598 2026-10-14 05:42:19
159.26.161.0/24 12,369 2026-10-14 05:42:21
103.36.110.0/24 10,279 2026-10-14 05:42:03
103.144.142.0/24 9,926 2026-10-14 05:42:03
168.86.173.0/24 9,905 2026-10-14 05:42:43
185.187.132.0/23 9,881 2026-10-14 05:42:43
168.86.177.0/24 9,827 2026-10-14 05:42:19
185.187.132.0/24 9,818 2026-10-14 05:42:43
159.183.255.0/24 9,791 2026-10-14 05:42:20
168.86.175.0/24 9,759 2026-10-14 05:42:20
185.194.136.0/23 9,553 2026-10-14 05:42:43
168.86.161.0/24 9,379 2026-10-14 05:42:20
168.86.174.0/24 9,368 2026-10-14 05:42:43
168.86.162.0/24 9,329 2026-10-14 05:42:20
67.213.136.0/23 9,236 2026-10-14 05:42:00
168.86.163.0/24 9,179 2026-10-14 05:42:20
168.86.164.0/24 9,144 2026-10-14 05:42:20
168.86.160.0/24 9,070 2026-10-14 05:42:20
168.86.167.0/24 9,048 2026-10-14 05:42:20
168.86.168.0/24 9,029 2026-10-14 05:42:00
168.86.166.0/24 9,015 2026-10-14 05:42:20
168.86.165.0/24 9,014 2026-10-14 05:42:20
168.86.169.0/24 9,010 2026-10-14 05:42:00
168.86.171.0/24 9,007 2026-10-14 05:42:00
168.86.170.0/24 8,989 2026-10-14 05:42:00
208.78.114.0/24 8,741 2026-10-14 05:42:34
208.78.112.0/22 8,739 2026-10-14 05:42:34
103.36.111.0/24 8,606 2026-10-14 05:42:00
208.78.112.0/23 8,411 2026-10-14 05:42:00
159.26.172.0/24 7,128 2026-10-14 05:42:19
159.26.170.0/24 7,036 2026-10-14 05:42:20
159.26.166.0/24 5,965 2026-10-14 05:42:43
159.26.173.0/24 5,306 2026-10-14 05:42:19
159.26.160.0/24 3,214 2026-10-14 05:42:20

Frequently Asked Questions

What is AS394434?

AS394434 is an Autonomous System Number assigned to Twilio 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 AS394434 announce?

AS394434 announces 11.5K IPv4 addresses distributed across 17 routed CIDR prefixes. The network is registered in United States.

Who operates AS394434?

AS394434 is operated by Twilio Inc. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS394434 registered in?

AS394434 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: 2026-10-14 06:24:05 UTC
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