AS16509 Amazon.com, Inc. — ASN Info Lookup

AS16509Amazon.com, Inc.IDC

WHOIS Topology

United States · ARINamazon.com

Hosts top sitesAnycastCDNDDoS mitigationCritical infrastructureRPKI filteringTor relaysVPN servicesVPS hosting

IPv4 addresses

174,596,096

20,075 announced prefixes

IPv6 addresses

7.67 × 10³¹

6,043 announced prefixes

BGP neighbours

…

CAIDA rank

#433

Customer cone 113 ASNs

Estimated users

3.13M

APNIC: 3.12M

RPKI

100% valid

18 invalid · 96 not covered

Average purity

21,074 sampled IPs

IXPs / facilities

167 / 188

Operator self-reported

History

How prefixes were announced and changed hands, registration changes, and outage or hijack incidents.

Loading routing history…

IP ranges

Currently announced prefixes with their RIR registration and geolocation.

Prefix	RPKI	Registration	Geolocation	Addresses
3.0.0.0/10	Valid	—	Singapore	4,194,304
3.64.0.0/10	Valid	—	Frankfurt am Main	4,194,304
3.128.0.0/10	Valid	—	Columbus	4,194,304
3.192.0.0/10	Valid	—	United States	4,194,304
34.192.0.0/10	Valid	—	Ashburn	4,194,304
44.192.0.0/10	Valid	—	Ashburn	4,194,304
184.192.0.0/10	Valid	—	Ashburn	4,194,304
44.224.0.0/11	Valid	—	Boardman	2,097,152
52.0.0.0/11	Valid	—	Ashburn	2,097,152
52.32.0.0/11	Valid	—	Boardman	2,097,152
108.96.0.0/11	Valid	—	United States	2,097,152
173.96.0.0/11	Valid	—	United States	2,097,152
173.128.0.0/11	Valid	—	United States	2,097,152
3.64.0.0/12	Valid	—	Frankfurt am Main	1,048,576
34.208.0.0/12	Valid	—	Boardman	1,048,576
35.80.0.0/12	Valid	—	Boardman	1,048,576
35.112.0.0/12	Valid	—	United States	1,048,576
35.160.0.0/12	Valid	—	Boardman	1,048,576
52.64.0.0/12	Valid	—	Sydney	1,048,576
52.192.0.0/12	Valid	—	Tokyo	1,048,576

Only the first 500 prefixes are listed; address counts and geography use all prefixes.

/24 block profile

One square per /24: colour shows the risk type, shade how many addresses are flagged, stripes mark datacenter blocks. Click a square to see all 256 addresses.

/24s with data 16,596 / 676,005 （2%） · flagged 10,430

No risk flagsDatacenter (no flags)ProxyVPNAbuse / blocklistTorDarker = more flagged addresses; dashed = block screen only

3.64.0.0/10737/16384 with data · 510 flagged

44.192.0.0/10655/16384 with data · 471 flagged

3.0.0.0/10650/16384 with data · 362 flagged

54.240.0.0/12549/4096 with data · 303 flagged

35.72.0.0/13510/2048 with data · 278 flagged

34.192.0.0/10507/16384 with data · 408 flagged

13.228.0.0/14441/1024 with data · 266 flagged

47.128.0.0/14427/1024 with data · 258 flagged

52.192.0.0/12419/4096 with data · 224 flagged

13.212.0.0/14419/1024 with data · 270 flagged

54.176.0.0/12393/4096 with data · 230 flagged

3.128.0.0/10378/16384 with data · 278 flagged

Hover a square for its numbers; click to see all 256 addresses.

Each prefix shows its 64 /24s with the most data. Built daily from lookups, neighbour sampling, public lists and block screening.

IP reputation

IPs from this network that CleanIP has analysed: purity, abuse reports and the riskiest /24 blocks.

Purity distribution

85–100 15670–84 13,12550–69 7,2310–49 562

0.31%

Share of IPv4 reported or blocklisted

481,565

Listed IPs

21,074

Analysed IPs

Riskiest /24 blocks

/24 block	Flagged	Analysed
16.162.217.0/24	4	7
52.195.180.0/24	4	6
216.73.216.0/24	4	5
54.238.207.0/24	4	4
95.40.92.0/24	3	11
13.33.183.0/24	3	9
18.167.12.0/24	3	6
95.40.19.0/24	3	6
13.192.211.0/24	3	5
13.229.103.0/24	3	5

Flagged = VPN, proxy, Tor or purity below 50. Samples come from user lookups and neighbour sampling, not every address in this network.

Geography

Where this network’s IPv4 addresses are located.

United States75.4%
Ireland3.0%
Singapore2.8%
Japan2.4%
New Zealand2.1%
Germany2.0%

Scope: Global
In registered country: 75.4%

Estimated by sampling IPv4 ranges against a geolocation database.

Traffic observation

AS16509 · Last 7 days

Mobile vs. Desktop

Desktop95.7%Mobile4.3%

Bot vs. Human

Human5.9%Bot94.1%

Adoption & Usage

Adoption and usage of key protocols

Internet Protocol (IP) Version

IPv497.3%IPv62.7%

HTTP Version

HTTP/1.x

57.5%HTTP/2

40.8%HTTP/3

1.7%

HTTP vs. HTTPS

96.9% HTTPS (encrypted)

Plain HTTP 3.1%

TLS Version

TLS 1.0/1.1< 0.1%TLS 1.211.5%TLS 1.386.8%QUIC1.7%

Security & Attacks

Insights into network and application layer attack traffic

Layer 7 Attacks

GET

88.0%POST

10.0%HEAD

1.5%OPTIONS

0.2%PUT

0.2%Other

0.1%

BGP Announcements

Hourly BGP route announcements over the last 7 days

468,631,264

7-day total

9,154,792

Hourly peak

Data: Cloudflare Radar, licensed under CC BY-NC 4.0

Activity

Hourly traffic over the last 7 days, normalized to this network’s peak.

Fairly flat around the clock, typical of server or hosting networks.

	00						06						12						18
Mon
Tue
Wed
Thu
Fri
Sat
Sun

Times in UTCLessMore

Peak hour: 14:00–15:00
Active hours: 24 hrs
Weekend vs weekday: Weekdays heavier
Busiest day: Wed

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BGP upstreams and neighbours

AS16509Standalone page

Loading upstreams and neighbours…

WHOIS record

The registry’s record for this AS number: holder, status, dates and contacts.

Sources

Where the information on this page comes from and when it was updated.

Information	Source	Updated
Registered country	RIR daily delegation statistics	2026-10-22
Registered address & allocation date	RIR registration data (RDAP)	2026-09-26
Organization & company country	AS-to-organization data	2026-10-21
Network type	CleanIP ASN canon	2026-10-22
Exchanges & facilities	Operator self-reported interconnection data	2026-10-21
Announced prefixes & BGP neighbours	Public BGP routing data	2026-10-22
IPv4 geography	Geolocation database	—
RPKI validation	RPKI ROA validation data	2026-10-22
Rank & customer cone	CAIDA AS Rank	2026-10-01
Estimated users (APNIC)	APNIC Labs user estimates	2026-10-19
Network tags	Public routing data community tags	2026-10-21
IP reputation	CleanIP lookups and neighbour sampling	—

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Multi-source cross-checks · In-house reputation data · Real data only