18.172.168.0/21

AS16509  ·  Amazon.com, Inc.

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Summary

Country United States
Domain amazon.com
ASN AS16509
Registry ARIN
ID AMAZON-CF

WHOIS Details

NetHandle:      NET-18-172-0-0-1
OrgID:          AMAZON-4
Parent:         NET-18-32-0-0-1
NetName:        AMAZON-CF
NetRange:       18.172.0.0 - 18.173.255.255
NetType:        reallocation
RegDate:        2022-01-21
Updated:        2022-01-21
Source:         ARIN


OrgID:          AMAZON-4
OrgName:        Amazon.com, Inc.
CanAllocate:    
Street:         1918 8th Ave
City:           SEATTLE
State/Prov:     WA
Country:        US
PostalCode:     98101-1244
RegDate:        1995-01-23
Updated:        2022-09-30
OrgAdminHandle: IPMAN40-ARIN
OrgTechHandle:  ANO24-ARIN
OrgAbuseHandle: AEA8-ARIN
OrgNOCHandle:   AANO1-ARIN
OrgRoutingHandle:   ARMP-ARIN
OrgRoutingHandle:   IPROU3-ARIN
Source:         ARIN


POCHandle:      AEA8-ARIN
IsRole:         Y
LastName:       Amazon EC2 Abuse
FirstName:      
Street:         Amazon Web Services Elastic Compute Cloud, EC2
Street:         410 Terry Avenue North
City:           Seattle
State/Prov:     WA
Country:        US
PostalCode:     98109-5210
RegDate:        2008-03-24
Updated:        2025-08-28
OfficePhone:    +1-206-555-0000
Mailbox:        trustandsafety@support.aws.com
Source:         ARIN


POCHandle:      AANO1-ARIN
IsRole:         Y
LastName:       Amazon AWS Network Operations
FirstName:      
Street:         410 Terry Ave N
City:           Seattle
State/Prov:     WA
Country:        US
PostalCode:     98109
RegDate:        2010-03-04
Updated:        2025-08-28
OfficePhone:    +1-206-555-0000
Mailbox:        amzn-noc-contact@amazon.com
Source:         ARIN


POCHandle:      IPMAN40-ARIN
IsRole:         Y
LastName:       IP Management
FirstName:      
Street:         1918 8th Ave
City:           Seattle
State/Prov:     WA
Country:        US
PostalCode:     98109
RegDate:        2013-11-12
Updated:        2025-03-24
OfficePhone:    +1-703-464-1336
Mailbox:        ipmanagement@amazon.com
Source:         ARIN


POCHandle:      ANO24-ARIN
IsRole:         Y
LastName:       Amazon EC2 Network Operations
FirstName:      
Street:         PO BOX 81226
City:           Seattle
State/Prov:     WA
Country:        US
PostalCode:     98108-1226
RegDate:        2005-09-19
Updated:        2025-08-28
OfficePhone:    +1-206-555-0000
Mailbox:        amzn-noc-contact@amazon.com
Source:         ARIN

Nearby Ranges

BGP prefixes that overlap with 18.172.0.0/16

No nearby ranges found.

Hosted domains

There are 17,841 domain names hosted across 146 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
18.172.170.57 headaifundtrack.org 407
18.172.170.103 churchcenter.com 320
18.172.170.128 spoonflower.com 316
18.172.170.104 twitchcon.com 291
18.172.170.65 boatinged.app 288
18.172.170.127 trovi.com 286
18.172.170.19 bloon.io 259
18.172.170.114 treedom.net 238
18.172.170.36 openu.ac.il 221
18.172.170.92 500px.org 218
18.172.170.23 amazon.com.tr 196
18.172.170.75 nothishouseourhouse.com 195
18.172.170.86 emaliandt.com 193
18.172.170.85 edutopia.org 189
18.172.170.91 davidspadelasvegas.com 189
18.172.170.53 maltssociety.com.tw 183
18.172.170.95 pshpgeorgia.com 183
18.172.170.32 codewizardshq.com 182
18.172.170.9 desigo.com 181
18.172.170.3 filtrationchina.com 180

Hosted domains API

Our Hosted Domains API, or Reverse IP API returns a full list of domains that are hosted on a single IP address.
Useful for Cybersecurity

Pingable IPs

2,047 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
18.172.173.177 AS16509 Amazon.com, Inc. 0.08ms from Seattle, US
18.172.168.71 AS16509 Amazon.com, Inc. 0.08ms from Seattle, US
18.172.170.140 AS16509 Amazon.com, Inc. 0.08ms from Seattle, US
18.172.174.157 AS16509 Amazon.com, Inc. 0.08ms from Seattle, US
18.172.171.98 AS16509 Amazon.com, Inc. 0.08ms from Seattle, US
18.172.172.138 AS16509 Amazon.com, Inc. 0.08ms from Seattle, US
18.172.169.129 AS16509 Amazon.com, Inc. 0.08ms from Seattle, US
18.172.175.108 AS16509 Amazon.com, Inc. 0.08ms from Seattle, US

Other Pingable IPs

Below is a random selection of 25 IPs that replied to an ICMP ping during our most recent internet scan.

IP Address ASN Details
181.116.222.5 AS11664 Techtel LMDS Comunicaciones Interactivas S.A. 1.35ms from Buenos Aires, AR
179.38.207.85 AS22927 Telefonica de Argentina 2.76ms from Buenos Aires, AR
5.57.52.165 AS198608 Symbion A/S 0.89ms from Copenhagen, DK
113.163.223.245 AS45899 VNPT Corp 2.71ms from Ho Chi Minh City, VN
39.58.127.85 AS17557 Pakistan Telecommunication Company Limited 1.43ms from Islamabad, PK
199.164.161.5 AS23095 SHARP HealthCare 4.03ms from Los Angeles, US
91.198.126.69 AS43719 Kyndryl Luxembourg Sarl 5.61ms from Luxembourg, LU
80.124.83.117 AS15557 Societe Francaise Du Radiotelephone - SFR SA 2.65ms from Lyon, FR
81.65.198.85 AS15557 Societe Francaise Du Radiotelephone - SFR SA 1.63ms from Lyon, FR
84.121.35.149 AS6739 Vodafone ONO AS 15.07ms from Madrid, ES
133.101.24.101 AS24254 Kyoto Sangyo University 1.54ms from Osaka, JP
177.31.63.133 AS26615 TIM S/A 8.98ms from Osasco, BR
44.194.131.85 AS14618 Amazon.com, Inc. 0.45ms from Ashburn, US
74.231.9.5 AS6389 AT&T Enterprises, LLC 1.83ms from Atlanta, US
34.214.136.245 AS16509 Amazon.com, Inc. 0.20ms from Boardman, US
69.207.161.37 AS11351 Charter Communications Inc 18.24ms from Chicago, US
189.28.180.197 AS28292 ENGEPLUS INFORMATICA LTDA 6.43ms from Curitiba, BR
108.254.232.245 AS7018 AT&T Enterprises, LLC 2.19ms from Dallas, US
174.51.184.85 AS7922 Comcast Cable Communications, LLC 4.86ms from Denver, US
35.246.198.5 AS396982 Google LLC 0.10ms from Frankfurt am Main, DE
66.64.56.213 AS25956 Logix 1.24ms from Houston, US
178.74.238.69 AS49223 EVEREST TV AND RADIO COMPANY LLC 2.93ms from Kyiv, UA
24.199.1.5 AS20001 Charter Communications Inc 2.10ms from Los Angeles, US
129.125.8.197 AS1103 SURF B.V. 4.92ms from Meppel, NL
194.67.212.21 AS209641 I-SERVERS LTD 0.97ms from Moscow, RU

Traceroute

Below is a recent traceroute taken from the IPinfo ProbeNet to an IP in this range. Learn more.

$
traceroute -a -n -q1 -f2 18.172.168.236
traceroute to 18.172.168.236 (18.172.168.236): 64 hops max, 52 byte packets
2 [AS9002] 87.245.234.167 181.973 ms
3 *
4 *
5 *
6 *
7 [AS16509] 18.172.168.236 190.591 ms
Measurement taken from IPinfo ProbeNet in Ufa, RU
On

What are IP address ranges?

IP address ranges, or netblocks, are groups of related IP addresses. They are usually represented as a base IP address, followed by a slash, and then a netmask which represents how many IP addresses are contained within the netblock. This format is known as CIDR. You'll also sometimes see netblocks given as a start ip address, and an end ip address, or an ip address range.

Traffic works its way around the internet based on the routing table, which contains a list of networks and their associated netblocks.

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