104.18.16.0/20

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:      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:        [email protected]
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:        [email protected]
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:        [email protected]
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:        [email protected]
Source:         ARIN

Nearby Ranges

BGP prefixes that overlap with 104.18.0.0/16

No nearby ranges found.

Hosted domains

There are 385,877 domain names hosted across 4,017 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
104.18.24.121 directa24.com 19044
104.18.22.199 weathertech.com 14646
104.18.23.59 tameeni.com 6243
104.18.22.59 tameeni.com 6237
104.18.30.28 slicelife.com 4403
104.18.23.136 drivespark.com 4324
104.18.21.48 stellenanzeigen.de 4295
104.18.20.48 stellenanzeigen.de 4285
104.18.22.136 buildinglink.com 4213
104.18.19.163 samodelcar.com 3669
104.18.20.248 v9mkd0.com 3394
104.18.24.107 jotformeu.com 2943
104.18.26.78 livemercial.com 2514
104.18.20.129 breemvrox.store 2444
104.18.26.246 bumeran.com 2324
104.18.31.28 slicelife.com 2097
104.18.19.245 citychiconline.com 2006
104.18.18.245 datacenterfrontier.com 1988
104.18.22.122 hillsong.com 1795
104.18.23.199 weathertech.com 1744

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
104.18.18.178 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.18.17.193 AS13335 Cloudflare, Inc. 0.10ms from Wrocław, PL
104.18.19.45 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.18.16.186 AS13335 Cloudflare, Inc. 0.11ms from Lisbon, PT
104.18.24.164 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.18.31.79 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.18.25.234 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.18.28.168 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.18.27.23 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.18.30.251 AS13335 Cloudflare, Inc. 0.10ms from Wrocław, PL
104.18.20.189 AS13335 Cloudflare, Inc. 0.11ms from Lisbon, PT
104.18.22.9 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.18.26.129 AS13335 Cloudflare, Inc. 0.12ms from Wrocław, PL
104.18.21.157 AS13335 Cloudflare, Inc. 0.10ms from Wrocław, PL
104.18.23.44 AS13335 Cloudflare, Inc. 0.10ms from Wrocław, PL
104.18.29.209 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL

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
83.110.181.4 AS5384 Emirates Internet 4.92ms from Al Fujairah City, AE
75.136.0.132 AS20115 Charter Communications LLC 15.17ms from Atlanta, US
54.71.123.20 AS16509 Amazon.com, Inc. 0.17ms from Boardman, US
70.77.11.20 AS6327 Shaw Communications 4.46ms from Calgary, CA
20.102.254.212 AS8075 Microsoft Corporation 0.18ms from Chicago, US
62.158.47.116 AS3320 Deutsche Telekom AG 2.04ms from Duesseldorf, DE
82.181.119.36 AS16086 DNA Oyj 8.09ms from Helsinki, FI
180.75.156.212 AS4788 TM TECHNOLOGY SERVICES SDN. BHD. 4.09ms from Kuala Lumpur, MY
203.45.157.68 AS1221 Telstra Limited 1.68ms from Melbourne, AU
71.196.65.196 AS7922 Comcast Cable Communications, LLC 4.99ms from Miami, US
75.74.247.132 AS7922 Comcast Cable Communications, LLC 5.05ms from Miami, US
111.67.165.100 AS7524 ITEC HANKYU HANSHIN CO.,LTD. 1.32ms from Osaka, JP
37.136.16.244 AS16086 DNA Oyj 11.15ms from Oulu, FI
98.5.153.212 AS11351 Charter Communications Inc 18.82ms from Piscataway, US
192.177.230.4 AS18779 EGIHosting 0.14ms from Santa Clara, US
68.193.137.20 AS6128 Cablevision Systems Corp. 9.47ms from Secaucus, US
120.138.56.4 AS174 Cogent Communications, LLC 0.26ms from Singapore, SG
36.232.156.164 AS3462 Data Communication Business Group 1.90ms from Taichung, TW
178.39.15.36 AS6730 Sunrise GmbH 1.99ms from Zuerich, CH
13.247.207.36 AS16509 Amazon.com, Inc. 0.11ms from Cape Town, ZA
123.147.89.84 AS4837 CHINA UNICOM China169 Backbone 2.39ms from Chongqing, CN
62.181.136.4 AS15790 Finanz Informatik GmbH & Co. KG 6.22ms from Hamburg, DE
103.146.166.228 AS140766 FPT Telecom Company 0.76ms from Ho Chi Minh City, VN
120.151.165.132 AS1221 Telstra Limited 1.75ms from Melbourne, AU
23.61.158.116 AS16625 Akamai Technologies, Inc. 5.46ms from Osasco, BR

Traceroute

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

$
traceroute -a -n -q1 104.18.18.127
traceroute to 104.18.18.127 (104.18.18.127): 64 hops max, 52 byte packets
1 [AS35179] 83.168.71.253 11.429 ms
2 *
Measurement taken from IPinfo ProbeNet in Wrocław, PL
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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