104.27.16.0/20

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 104.27.0.0/16

No nearby ranges found.

Hosted domains

There are 3 domain names hosted across 3 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
104.27.16.39 jac2r.com 1
104.27.26.140 curiosity-labs.com 1
104.27.20.232 berlin-tour.net 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
104.27.30.196 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.17.203 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.16.254 AS13335 Cloudflare, Inc. 0.10ms from Wrocław, PL
104.27.19.13 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.26.234 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.29.10 AS13335 Cloudflare, Inc. 0.10ms from Wrocław, PL
104.27.21.209 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.23.134 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.25.174 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.27.185 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.22.224 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.18.89 AS13335 Cloudflare, Inc. 0.12ms from Wrocław, PL
104.27.31.26 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.28.100 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.24.39 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.20.47 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
146.115.132.84 AS6079 RCN 3.69ms from Boston, US
190.95.223.4 AS27947 Telconet S.A 5.08ms from Guayaquil, EC
197.148.12.100 AS36907 TV CABO ANGOLA LDA 7.60ms from Luanda, AO
187.150.172.228 AS8151 UNINET 12.38ms from Miami, US
95.237.220.180 AS3269 Telecom Italia S.p.A. 6.34ms from Milan, IT
92.158.60.132 AS3215 Orange S.A. 10.12ms from Paris, FR
54.174.121.148 AS14618 Amazon.com, Inc. 0.19ms from Reston, US
23.120.249.20 AS7018 AT&T Enterprises, LLC 2.62ms from San Jose, US
74.71.183.164 AS12271 Charter Communications Inc 3.86ms from Secaucus, US
218.80.226.228 AS4812 China Telecom (Group) 4.43ms from Shanghai, CN
120.238.119.100 AS9808 China Mobile Communications Group Co., Ltd. 3.93ms from Shenzhen, CN
203.74.76.84 AS3462 Data Communication Business Group 3.37ms from Taichung, TW
220.135.113.244 AS3462 Data Communication Business Group 1.20ms from Taipei, TW
13.112.78.244 AS16509 Amazon.com, Inc. 0.30ms from Tokyo, JP
140.238.141.148 AS31898 Oracle Corporation 0.15ms from Toronto, CA
123.8.8.148 AS4837 CHINA UNICOM China169 Backbone 7.19ms from Zhengzhou, CN
52.11.30.244 AS16509 Amazon.com, Inc. 0.17ms from Boardman, US
64.33.154.116 AS11796 Airstream Communications, LLC 0.20ms from Chicago, US
98.249.111.4 AS7922 Comcast Cable Communications, LLC 12.10ms from Denver, US
141.99.72.100 AS680 Verein zur Foerderung eines Deutschen Forschungsnetzes e.V. 6.46ms from Frankfurt am Main, DE
183.134.201.244 AS4134 CHINANET-BACKBONE 4.17ms from Hangzhou, CN
122.164.178.228 AS24560 Bharti Airtel Ltd., Telemedia Services 1.87ms from Hyderabad, IN
169.159.134.20 AS328471 HERO TELECOMS (PTY) LTD 0.34ms from Johannesburg, ZA
81.90.239.132 AS25071 RadioCom Ltd 9.04ms from Kyiv, UA
13.234.253.52 AS16509 Amazon.com, Inc. 0.15ms from Mumbai, IN

Traceroute

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

$
traceroute -a -n -q1 -f3 104.27.18.229
traceroute to 104.27.18.229 (104.27.18.229): 64 hops max, 52 byte packets
Measurement taken from IPinfo ProbeNet in Yerevan, AM
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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