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Autonomous System

AS23528

Bird.com Inc.

Announced IPs
32,768
CIDR prefixes
46
ASN
AS23528

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 →
Network type Content
Traffic level 300-500Gbps
Geographic scope Global
Traffic ratio Heavy Outbound
Peering policy No
IRR record RADB::AS-23528

Top CIDR ranges

CIDRIPsPTR DensityOrganizationCountryStateCity
137.22.224.0/20 4.1K
98.0%
Bird.com Inc. US
147.253.208.0/20 4.1K
96.9%
Bird.com Inc. US
192.174.80.0/20 4.1K
82.3%
Bird.com Inc. US Ohio Dublin
147.253.208.0/21 2.0K
0.0%
Bird.com Inc. US
137.22.240.0/22 1.0K
98.0%
Bird.com Inc. US
147.253.216.0/22 1.0K
0.0%
Bird.com Inc. US
168.203.32.0/22 1.0K
57.6%
Bird.com Inc. US
168.203.48.0/22 1.0K
53.7%
Bird.com Inc. US
199.15.224.0/22 1.0K
75.5%
Bird.com Inc. US
223.165.124.0/22 1.0K
79.9%
Bird.com Inc. US
137.22.248.0/23 512
98.6%
Bird.com Inc. US
147.253.222.0/23 512
0.0%
Bird.com Inc. US
156.70.2.0/23 512
79.5%
Bird.com Inc. US
156.70.4.0/23 512
80.3%
Bird.com Inc. US
156.70.12.0/23 512
80.1%
Bird.com Inc. US
156.70.16.0/23 512
77.7%
Bird.com Inc. US
156.70.22.0/23 512
76.8%
Bird.com Inc. US
156.70.24.0/23 512
77.1%
Bird.com Inc. US
156.70.34.0/23 512
77.7%
Bird.com Inc. US
156.70.46.0/23 512
75.8%
Bird.com Inc. US
156.70.52.0/23 512
75.8%
Bird.com Inc. US
156.70.62.0/23 512
77.1%
Bird.com Inc. US
156.70.72.0/23 512
76.8%
Bird.com Inc. US
156.70.76.0/23 512
75.0%
Bird.com Inc. US
156.70.88.0/23 512
76.4%
Bird.com Inc. US
156.70.120.0/23 512
76.0%
Bird.com Inc. US
156.70.150.0/23 512
75.6%
Bird.com Inc. US
162.247.166.0/23 512
98.0%
Bird.com Inc. US
168.203.36.0/23 512
51.8%
Bird.com Inc. US
168.203.42.0/23 512
54.9%
Bird.com Inc. US
168.203.46.0/23 512
55.9%
Bird.com Inc. US
194.28.204.0/23 512
98.6%
Bird.com Inc. GB England London
223.165.116.0/23 512
82.0%
Bird.com Inc. US
223.165.122.0/23 512
80.1%
Bird.com Inc. US
91.206.59.0/24 256
94.5%
Bird.com Inc. GB England London
137.22.244.0/24 256
98.4%
Bird.com Inc. US
137.22.247.0/24 256
96.1%
Bird.com Inc. US
137.22.248.0/24 256
98.8%
Bird.com Inc. US
137.22.250.0/24 256
99.2%
Bird.com Inc. US
147.160.155.0/24 256
84.4%
Bird.com Inc. US
147.253.220.0/24 256
0.0%
Bird.com Inc. US
161.129.25.0/24 256
94.1%
Bird.com Inc. US
161.129.27.0/24 256
92.2%
Bird.com Inc. US
161.199.112.0/24 256
98.0%
Bird.com Inc. US
168.203.52.0/24 256
48.8%
Bird.com Inc. US
192.133.16.0/24 256
74.6%
Bird.com Inc. US
192.158.253.0/24 256
68.8%
Bird.com Inc. US
216.24.61.0/24 256
94.9%
Bird.com Inc. US
223.165.112.0/24 256
79.7%
Bird.com Inc. US
223.165.114.0/24 256
82.4%
Bird.com Inc. US
147.253.221.0/25 128
0.0%
Bird.com Inc. US
147.253.221.128/26 64
0.0%
Bird.com Inc. US
147.253.221.192/27 32
0.0%
Bird.com Inc. US
147.253.221.224/28 16
0.0%
Bird.com Inc. US
147.253.221.240/29 8
0.0%
Bird.com Inc. US
147.253.221.248/30 4
0.0%
Bird.com Inc. US
147.253.221.252/30 4
0.0%
Bird.com Inc. GB

BGP Announced Prefixes

Live BGP anomalies →

Prefixes AS23528 actually originates in BGP, observed across our RIPE RIS collectors. This live routing view can differ from the registry allocation above.

PrefixAnnouncement samplesLast seen
137.22.240.0/24 5,582 2026-07-25 00:14:16
137.22.244.0/24 5,577 2026-07-25 00:14:16
147.253.220.0/23 5,569 2026-07-25 00:14:16
223.165.127.0/24 5,561 2026-07-25 00:14:16
162.247.167.0/24 5,560 2026-07-25 00:14:16
137.22.242.0/24 5,558 2026-07-25 00:14:16
168.203.42.0/23 5,555 2026-07-25 00:14:16
168.203.46.0/23 5,555 2026-07-25 00:14:16
137.22.230.0/24 5,554 2026-07-25 00:14:16
147.253.222.0/24 5,548 2026-07-25 00:14:16
192.174.95.0/24 5,545 2026-07-25 00:14:16
137.22.229.0/24 5,543 2026-07-25 00:14:16
137.22.241.0/24 5,543 2026-07-25 00:14:16
156.70.34.0/23 5,536 2026-07-25 00:14:16
137.22.231.0/24 5,530 2026-07-25 00:14:16
156.70.88.0/23 5,529 2026-07-25 00:14:16
194.28.204.0/23 5,528 2026-07-25 00:14:16
137.22.243.0/24 5,526 2026-07-25 00:14:16
223.165.125.0/24 5,525 2026-07-25 00:14:16
156.70.16.0/23 5,523 2026-07-25 00:14:16
192.174.92.0/24 5,509 2026-07-25 00:14:16
199.15.226.0/23 5,505 2026-07-25 00:14:16
223.165.114.0/24 5,505 2026-07-25 00:14:16
91.206.59.0/24 5,493 2026-07-25 00:14:16
192.174.94.0/24 5,493 2026-07-25 00:14:16
223.165.112.0/24 5,477 2026-07-25 00:14:16
162.247.166.0/24 4,873 2026-07-24 22:37:40
156.70.116.0/23 4,838 2026-07-24 22:37:40
168.203.52.0/24 4,833 2026-07-24 22:37:40
137.22.250.0/24 4,813 2026-07-24 22:37:40
137.22.249.0/24 4,811 2026-07-24 22:37:40
137.22.227.0/24 4,792 2026-07-24 22:37:40
147.160.155.0/24 4,778 2026-07-24 22:37:40
223.165.126.0/24 4,777 2026-07-24 22:37:41
137.22.226.0/24 4,773 2026-07-24 22:37:40
137.22.224.0/24 4,772 2026-07-24 22:37:40
137.22.228.0/24 4,768 2026-07-24 22:37:40
223.165.122.0/24 4,767 2026-07-24 22:37:41
223.165.123.0/24 4,767 2026-07-24 22:37:41
137.22.225.0/24 4,766 2026-07-24 22:37:40
156.70.2.0/23 4,766 2026-07-24 22:37:40
156.70.62.0/23 4,765 2026-07-24 22:37:40
156.70.72.0/24 4,763 2026-07-24 22:37:40
223.165.116.0/24 4,762 2026-07-24 22:37:41
223.165.117.0/24 4,760 2026-07-24 22:37:41
199.15.225.0/24 4,759 2026-07-24 22:37:41
192.158.253.0/24 4,757 2026-07-24 22:37:40
192.133.16.0/24 4,757 2026-07-24 22:37:40
199.15.224.0/24 4,755 2026-07-24 22:37:41
223.165.124.0/24 4,755 2026-07-24 22:37:41

Showing top 50 of 81 announced prefixes by sample volume.

Frequently Asked Questions

What is AS23528?

AS23528 is an Autonomous System Number assigned to Bird.com 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 AS23528 announce?

AS23528 announces 32.8K IPv4 addresses distributed across 46 routed CIDR prefixes. The network is registered in United States.

Who operates AS23528?

AS23528 is operated by Bird.com Inc.. The organization is based in United States. You can view all IP ranges and related ASNs on the organization page.

What country is AS23528 registered in?

AS23528 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: 2026-07-25 00:40:32 UTC
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