104.28.240.0/20

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 104.28.0.0/16

No nearby ranges found.

Hosted domains

There are 12 domain names hosted across 10 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
104.28.250.77 krazycenter.com 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

No IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

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
204.0.175.68 AS6079 RCN 1.50ms from Ashburn, US
216.170.67.4 AS18886 Uniti Fiber Holdings Inc. 8.86ms from Atlanta, US
103.226.9.244 AS133189 SENTRIAN PTY LTD 0.11ms from Brisbane, AU
71.69.127.100 AS11426 Charter Communications Inc 12.47ms from Charlotte, US
71.70.66.180 AS11426 Charter Communications Inc 8.26ms from Charlotte, US
98.63.42.244 AS7922 Comcast Cable Communications, LLC 6.78ms from Chicago, US
36.27.108.36 AS4134 CHINANET-BACKBONE 6.05ms from Hangzhou, CN
208.175.67.52 AS3561 CenturyLink Communications, LLC 1.70ms from London, GB
151.42.96.228 AS1267 WIND TRE S.P.A. 5.24ms from Milan, IT
206.162.131.68 AS852 TELUS Communications Inc. 0.37ms from Montreal, CA
2.59.22.244 AS174 Cogent Communications, LLC 0.16ms from Vienna, AT
178.226.83.100 AS50266 Odido Netherlands B.V. 2.99ms from Amsterdam, NL
100.15.126.36 AS701 Verizon Business 2.04ms from Ashburn, US
198.145.99.100 AS6079 RCN 0.61ms from Boston, US
38.154.196.4 AS55286 B2 Net Solutions Inc. 14.40ms from Detroit, US
93.231.66.132 AS3320 Deutsche Telekom AG 7.53ms from Frankfurt am Main, DE
93.238.188.148 AS3320 Deutsche Telekom AG 6.54ms from Frankfurt am Main, DE
23.26.183.180 AS134729 JOINT POWER TECHNOLOGY LIMITED 1.11ms from Hong Kong, HK
78.81.178.100 AS12389 PJSC Rostelecom 1.91ms from Murmansk, RU
217.225.255.180 AS3320 Deutsche Telekom AG 1.49ms from Nuernberg, DE
61.118.248.20 AS4713 NTT DOCOMO BUSINESS,Inc. 17.79ms from Osaka, JP
153.167.228.4 AS4713 NTT DOCOMO BUSINESS,Inc. 2.65ms from Osaka, JP
212.22.138.20 AS210218 Open Fiber S.P.A. 1.91ms from Rome, IT
183.124.116.244 AS4766 Korea Telecom 2.16ms from Seoul, KR
189.177.168.228 AS8151 UNINET 4.05ms from Guadalajara, MX

Traceroute

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

$
traceroute -a -n -q1 -f2 -m6 104.28.242.9
traceroute to 104.28.242.9 (104.28.242.9): 6 hops max, 52 byte packets
4 *
5 *
6 *
Measurement taken from IPinfo ProbeNet in Lisbon, PT
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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