104.28.57.0/24

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:        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


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

Nearby Ranges

BGP prefixes that overlap with 104.28.0.0/16

No nearby ranges found.

Hosted domains

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

IP Address Domain Domains on this IP
104.28.57.119 williammohler.com 1
104.28.57.248 mustache-publications.com 1
104.28.57.236 giltner.us 1
104.28.57.233 yoontsaw.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
2.132.97.72 AS9198 JSC Kazakhtelecom 2.18ms from Almaty, KZ
73.234.69.232 AS7922 Comcast Cable Communications, LLC 16.06ms from Boston, US
45.22.248.88 AS7018 AT&T Enterprises, LLC 10.78ms from Chicago, US
216.117.14.136 AS62 CyrusOne LLC 6.02ms from Dallas, US
103.60.174.136 AS63996 Mazeda Networks Limited 3.01ms from Dhaka, BD
87.79.19.88 AS8422 NetCologne Gesellschaft fur Telekommunikation mbH 1.39ms from Duesseldorf, DE
95.33.202.168 AS9145 EWE TEL GmbH 4.67ms from Hamburg, DE
98.39.222.184 AS7922 Comcast Cable Communications, LLC 7.02ms from Houston, US
94.193.247.104 AS5607 Sky UK Limited 4.67ms from London, GB
186.54.35.8 AS6057 Administracion Nacional de Telecomunicaciones 1.67ms from Montevideo, UY
73.190.162.8 AS7922 Comcast Cable Communications, LLC 16.44ms from Murfreesboro, US
153.207.117.136 AS4713 NTT DOCOMO BUSINESS,Inc. 9.16ms from Osaka, JP
62.78.198.200 AS16086 DNA Oyj 6.20ms from Oulu, FI
103.107.56.152 AS16509 Amazon.com, Inc. 0.26ms from Singapore, SG
84.242.172.200 AS29580 A1 Bulgaria EAD 0.80ms from Sofia, BG
219.155.201.248 AS4837 CHINA UNICOM China169 Backbone 9.23ms from Zhengzhou, CN
5.195.212.216 AS5384 Emirates Internet 0.68ms from Al Fujairah City, AE
68.10.250.40 AS22773 Cox Communications Inc. 6.42ms from Ashburn, US
67.62.91.88 AS7029 Windstream Communications LLC 0.47ms from Atlanta, US
109.230.40.24 AS15962 Orange Slovensko a.s. 2.73ms from Bratislava, SK
98.222.171.152 AS7922 Comcast Cable Communications, LLC 6.71ms from Chicago, US
18.199.189.152 AS16509 Amazon.com, Inc. 0.14ms from Frankfurt am Main, DE
88.27.100.8 AS3352 TELEFONICA DE ESPANA S.A.U. 2.28ms from Madrid, ES
62.24.116.136 AS12455 Kenyan Post & Telecommunications Company / Telkom Kenya Ltd 0.51ms from Nairobi, KE
217.27.57.152 AS16229 Primetel PLC 0.88ms from Nicosia, CY

Traceroute

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

$
traceroute -a -n -q1 -f3 -m7 104.28.57.249
traceroute to 104.28.57.249 (104.28.57.249): 7 hops max, 52 byte packets
3 [] 206.108.34.7 1.216 ms
5 *
6 *
7 *
Measurement taken from IPinfo ProbeNet in Toronto, CA
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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