104.21.112.0/20

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:        [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


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:      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

Nearby Ranges

BGP prefixes that overlap with 104.21.0.0/16

No nearby ranges found.

Hosted domains

There are 204,501 domain names hosted across 9 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
104.21.125.132 xarrpay.com 2
104.21.120.116 xn--fjq10y.xyz 1
104.21.121.82 xxza.top 1
104.21.114.1 chippylaneproductions.co.uk 1

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
104.21.127.217 AS13335 Cloudflare, Inc. 0.14ms from Lisbon, PT
104.21.112.83 AS13335 Cloudflare, Inc. 0.13ms from Yerevan, AM
104.21.117.58 AS13335 Cloudflare, Inc. 0.12ms from Lisbon, PT
104.21.120.176 AS13335 Cloudflare, Inc. 0.14ms from Lisbon, PT
104.21.126.124 AS13335 Cloudflare, Inc. 0.13ms from Yerevan, AM
104.21.116.167 AS13335 Cloudflare, Inc. 0.13ms from Yerevan, AM
104.21.124.153 AS13335 Cloudflare, Inc. 0.13ms from Yerevan, AM
104.21.119.29 AS13335 Cloudflare, Inc. 0.12ms from Yerevan, AM
104.21.122.2 AS13335 Cloudflare, Inc. 0.13ms from Yerevan, AM
104.21.118.43 AS13335 Cloudflare, Inc. 0.12ms from Lisbon, PT
104.21.121.157 AS13335 Cloudflare, Inc. 0.13ms from Yerevan, AM
104.21.125.168 AS13335 Cloudflare, Inc. 0.13ms from Yerevan, AM
104.21.115.30 AS13335 Cloudflare, Inc. 0.13ms from Lisbon, PT
104.21.123.233 AS13335 Cloudflare, Inc. 0.13ms from Yerevan, AM
104.21.114.223 AS13335 Cloudflare, Inc. 0.13ms from Lisbon, PT
104.21.113.68 AS13335 Cloudflare, Inc. 0.13ms from Yerevan, AM

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
186.13.44.4 AS11664 Techtel LMDS Comunicaciones Interactivas S.A. 9.52ms from Buenos Aires, AR
34.30.54.164 AS396982 Google LLC 0.11ms from Council Bluffs, US
94.203.247.68 AS15802 Emirates Integrated Telecommunications Company PJSC 3.62ms from Dubai, AE
54.76.58.164 AS16509 Amazon.com, Inc. 0.13ms from Dublin, IE
207.236.20.84 AS577 Bell Canada 5.23ms from Edmonton, CA
94.175.149.164 AS5089 Virgin Media Limited 10.96ms from London, GB
90.197.177.68 AS5607 Sky UK Limited 5.73ms from London, GB
82.122.227.196 AS3215 Orange S.A. 12.41ms from Paris, FR
47.88.191.196 AS45102 Alibaba (US) Technology Co., Ltd. 0.66ms from Singapore, SG
73.87.144.148 AS7922 Comcast Cable Communications, LLC 7.33ms from Ashburn, US
107.210.237.68 AS7018 AT&T Enterprises, LLC 6.39ms from Atlanta, US
85.215.163.84 AS8560 IONOS SE 0.66ms from Berlin, DE
190.172.86.164 AS22927 Telefonica de Argentina 1.66ms from Buenos Aires, AR
91.14.161.36 AS3320 Deutsche Telekom AG 4.45ms from Duesseldorf, DE
185.218.92.52 AS28725 CETIN a.s. 5.30ms from Prague, CZ
93.147.158.84 AS30722 Vodafone Italia S.p.A. 1.89ms from Rome, IT
50.34.103.20 AS20055 Wholesail networks LLC 4.99ms from Seattle, US
119.221.168.244 AS4766 Korea Telecom 7.31ms from Seoul, KR
120.255.30.132 AS38019 tianjin Mobile Communication Company Limited 0.10ms from Tianjin, CN
73.201.140.68 AS7922 Comcast Cable Communications, LLC 6.96ms from Ashburn, US
85.214.145.228 AS6724 Strato GmbH 0.49ms from Berlin, DE
220.184.36.52 AS4134 CHINANET-BACKBONE 6.90ms from Hangzhou, CN
98.40.143.196 AS7922 Comcast Cable Communications, LLC 5.40ms from Houston, US
24.7.208.228 AS7922 Comcast Cable Communications, LLC 3.13ms from Minneapolis, US
86.110.101.20 AS3267 SCIENTIFIC RESEARCH INSTITUTE FOR SYSTEM ANALYSIS OF THE NATIONAL RESEARCH CENTRE "KURCHATOV INSTITUTE" 1.28ms 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 -f3 104.21.119.171
traceroute to 104.21.119.171 (104.21.119.171): 64 hops max, 52 byte packets
3 [] 195.246.227.15 6.142 ms
Measurement taken from IPinfo ProbeNet in Riga, LV
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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