104.18.128.0/20

AS13335  ·  Cloudflare, Inc.

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Summary

Country United States
Domain cloudflare.com
ASN AS13335
Registry ARIN
ID CLOUDFLARENET

WHOIS Details

NetHandle:      NET-104-16-0-0-1
OrgID:          CLOUD14
Parent:         NET-104-0-0-0-0
NetName:        CLOUDFLARENET
NetRange:       104.16.0.0 - 104.31.255.255
NetType:        allocation
Comment:        All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Comment:        Geofeed: https://api.cloudflare.com/local-ip-ranges.csv
RegDate:        2014-03-28
Updated:        2024-09-04
TechHandle:     ADMIN2521-ARIN
AbuseHandle:    ABUSE2916-ARIN
NOCHandle:      NOC11962-ARIN
Source:         ARIN


OrgID:          CLOUD14
OrgName:        Cloudflare, Inc.
CanAllocate:    
Street:         101 Townsend Street
City:           San Francisco
State/Prov:     CA
Country:        US
PostalCode:     94107
RegDate:        2010-07-09
Updated:        2024-11-25
OrgAdminHandle: ADMIN2521-ARIN
OrgTechHandle:  ADMIN2521-ARIN
OrgAbuseHandle: ABUSE2916-ARIN
OrgNOCHandle:   CLOUD146-ARIN
OrgRoutingHandle:   CLOUD146-ARIN
Source:         ARIN


POCHandle:      CLOUD146-ARIN
IsRole:         Y
LastName:       Cloudflare-NOC
FirstName:      
Street:         101 Townsend St
City:           San Francsico
State/Prov:     CA
Country:        US
PostalCode:     94107
RegDate:        2021-07-01
Updated:        2025-08-20
OfficePhone:    +1-650-319-8930
Mailbox:        noc@cloudflare.com
Source:         ARIN


POCHandle:      NOC11962-ARIN
IsRole:         Y
LastName:       NOC
FirstName:      
Street:         101 Townsend Street
City:           San Francisco
State/Prov:     CA
Country:        US
PostalCode:     94107
RegDate:        2011-04-19
Updated:        2025-03-12
OfficePhone:    +1-650-319-8930
Mailbox:        noc@cloudflare.com
Source:         ARIN


POCHandle:      ABUSE2916-ARIN
IsRole:         Y
LastName:       Abuse
FirstName:      
Street:         101 Townsend Street
City:           San Francisco
State/Prov:     CA
Country:        US
PostalCode:     94107
RegDate:        2011-02-14
Updated:        2024-09-04
OfficePhone:    +1-650-319-8930
Mailbox:        abuse@cloudflare.com
Source:         ARIN


POCHandle:      ADMIN2521-ARIN
IsRole:         Y
LastName:       Admin
FirstName:      
Street:         101 Townsend Street
City:           San Francisco
State/Prov:     CA
Country:        US
PostalCode:     94107
RegDate:        2011-04-19
Updated:        2025-06-12
OfficePhone:    +1-650-319-8930
Mailbox:        rir@cloudflare.com
Source:         ARIN

Nearby Ranges

BGP prefixes that overlap with 104.18.0.0/16

No nearby ranges found.

Hosted domains

There are 59,699 domain names hosted across 533 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
104.18.132.62 format.com 36387
104.18.128.18 kw.com 3912
104.18.133.62 format.com 2504
104.18.128.14 gadgethomes.ng 2360
104.18.129.14 tikonlytech.com 2296
104.18.135.62 format.com 2239
104.18.136.62 format.com 2221
104.18.134.62 format.com 2073
104.18.129.113 saugahatcheecountryclub.com 847
104.18.130.113 saugahatcheecountryclub.com 805
104.18.138.44 ladbrokes.com 466
104.18.143.174 ielts.org 354
104.18.128.48 aebn.net 299
104.18.136.111 myalcon.com 293
104.18.143.9 poki.com 209
104.18.134.34 laurastar.com 201
104.18.137.9 palmettogrande.com 123
104.18.131.36 ipsosinteractive.com 123
104.18.128.224 kingston.com 114
104.18.134.238 tombola.tc 106

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

4,096 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
104.18.143.4 AS13335 Cloudflare, Inc. 0.12ms from Lima, PE
104.18.132.149 AS13335 Cloudflare, Inc. 0.13ms from Porto Alegre, BR
104.18.131.55 AS13335 Cloudflare, Inc. 0.12ms from Porto Alegre, BR
104.18.141.14 AS13335 Cloudflare, Inc. 0.12ms from Lima, PE
104.18.128.24 AS13335 Cloudflare, Inc. 0.12ms from Lima, PE
104.18.130.231 AS13335 Cloudflare, Inc. 0.12ms from Porto Alegre, BR
104.18.137.227 AS13335 Cloudflare, Inc. 0.12ms from Porto Alegre, BR
104.18.140.27 AS13335 Cloudflare, Inc. 0.12ms from Lima, PE
104.18.136.150 AS13335 Cloudflare, Inc. 0.12ms from Porto Alegre, BR
104.18.135.76 AS13335 Cloudflare, Inc. 0.12ms from Lima, PE
104.18.139.54 AS13335 Cloudflare, Inc. 0.12ms from Lima, PE
104.18.134.180 AS13335 Cloudflare, Inc. 0.12ms from Porto Alegre, BR
104.18.142.65 AS13335 Cloudflare, Inc. 0.12ms from Porto Alegre, BR
104.18.133.114 AS13335 Cloudflare, Inc. 0.12ms from Lima, PE
104.18.138.132 AS13335 Cloudflare, Inc. 0.13ms from Lima, PE
104.18.129.240 AS13335 Cloudflare, Inc. 0.12ms from Porto Alegre, BR

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
77.163.58.52 AS1136 KPN B.V. 2.25ms from Amsterdam, NL
132.145.186.52 AS31898 Oracle Corporation 0.27ms from Ashburn, US
71.80.69.20 AS20115 Charter Communications LLC 16.40ms from Atlanta, US
35.163.187.100 AS16509 Amazon.com, Inc. 0.17ms from Boardman, US
52.167.207.164 AS8075 Microsoft Corporation 0.37ms from Boydton, US
188.214.123.100 AS62032 MILLENIUM PRO DESIGN SRL 0.74ms from Bucharest, RO
181.14.114.116 AS7303 Telecom Argentina S.A. 1.53ms from Buenos Aires, AR
66.63.226.20 AS32262 Industry I-Net, Inc. 7.04ms from Dallas, US
68.55.186.116 AS7922 Comcast Cable Communications, LLC 11.60ms from Flint, US
150.138.220.212 AS58540 Jinan,250000 4.25ms from Jinan, CN
47.143.8.52 AS5650 Frontier Communications of America, Inc. 9.59ms from Los Angeles, US
75.74.125.36 AS7922 Comcast Cable Communications, LLC 5.41ms from Miami, US
104.87.198.116 AS16625 Akamai Technologies, Inc. 0.19ms from Osaka, JP
221.103.109.52 AS17676 SoftBank Corp. 4.23ms from Osaka, JP
177.32.111.100 AS28573 Claro NXT Telecomunicacoes Ltda 4.63ms from Osasco, BR
200.147.62.36 AS7162 Universo Online S.A. 0.93ms from Osasco, BR
34.233.69.4 AS14618 Amazon.com, Inc. 0.20ms from Reston, US
3.87.115.180 AS14618 Amazon.com, Inc. 0.61ms from Reston, US
24.10.134.52 AS7922 Comcast Cable Communications, LLC 5.48ms from Salt Lake City, US
209.82.120.84 AS6461 Zayo Bandwidth 3.58ms from Seattle, US
49.168.36.52 AS17858 LG POWERCOMM 2.40ms from Seoul, KR
91.211.109.244 AS42844 Kbrod.net Ltd. 1.54ms from Sofia, BG
154.21.60.20 AS174 Cogent Communications, LLC 0.54ms from Toronto, CA
141.244.135.100 AS1117 Universitaet fur Bodenkultur, Wien 0.86ms from Vienna, AT
117.79.83.36 AS23724 IDC, China Telecommunications Corporation 3.87ms from Beijing, CN

Traceroute

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

$
traceroute -a -n -q1 -f4 104.18.139.113
traceroute to 104.18.139.113 (104.18.139.113): 64 hops max, 52 byte packets
4 [AS13335] 172.69.220.2 0.773 ms
Measurement taken from IPinfo ProbeNet in Luxembourg, LU
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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