104.27.0.0/20

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 9 domain names hosted across 11 IP addresses on this ASN. Checkout our API to access full domain hosting information.

IP Address Domain Domains on this IP
104.27.5.60 pk7.net 2
104.27.1.52 eybaba.net 1
104.27.3.134 zhixiang.ml 1
104.27.5.246 xrys8888.top 1
104.27.0.239 eybaba.net 1
104.27.1.231 nobatow-off.ru 1
104.27.1.18 brillianttutular.tk 1
104.27.0.241 eybaba.net 1
104.27.4.53 hotelpromoter.org 1
104.27.1.85 eybaba.net 1
104.27.0.71 quanji2030.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

4,096 IPs in this range replied to an ICMP ping during our most recent internet scan. Learn more.

IP Address ASN Details
104.27.11.231 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.15.84 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.5.12 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.4.153 AS13335 Cloudflare, Inc. 0.12ms from Wrocław, PL
104.27.3.211 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.1.17 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.7.59 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.13.185 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.9.193 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.0.19 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.8.46 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.2.146 AS13335 Cloudflare, Inc. 0.10ms from Wrocław, PL
104.27.12.74 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.6.32 AS13335 Cloudflare, Inc. 0.10ms from Wrocław, PL
104.27.14.171 AS13335 Cloudflare, Inc. 0.11ms from Wrocław, PL
104.27.10.8 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
197.204.191.164 AS36947 Telecom Algeria 19.47ms from Algiers, DZ
162.81.244.84 AS33566 Knoxville Utilities Board 6.63ms from Atlanta, US
35.232.168.36 AS396982 Google LLC 0.11ms from Council Bluffs, US
143.14.2.52 AS139057 Edgenext Legend Dynasty Pte. Ltd. 0.18ms from Los Angeles, US
216.183.227.100 AS21769 Colocation America Corporation 0.72ms from Los Angeles, US
47.158.219.52 AS5650 Frontier Communications of America, Inc. 3.50ms from Los Angeles, US
84.79.103.100 AS12479 Orange Espagne SA 9.54ms from Madrid, ES
191.37.144.4 AS268323 AZZA TELECOM SERVIÇOS EM TELECOMUNICAÇÕES LTDA 0.36ms from Osasco, BR
85.44.207.20 AS3269 Telecom Italia S.p.A. 13.83ms from Rome, IT
97.214.176.244 AS6167 Verizon Business 14.86ms from San Jose, US
116.34.18.68 AS17858 LG POWERCOMM 6.06ms from Seoul, KR
172.211.80.228 AS8075 Microsoft Corporation 0.30ms from Amsterdam, NL
35.245.121.100 AS396982 Google LLC 0.13ms from Ashburn, US
98.144.178.36 AS10796 Charter Communications Inc 5.74ms from Chicago, US
27.12.190.52 AS4837 CHINA UNICOM China169 Backbone 7.66ms from Chongqing, CN
34.172.126.164 AS396982 Google LLC 0.12ms from Council Bluffs, US
24.33.55.4 AS16787 Charter Communications LLC 14.13ms from Dallas, US
204.246.140.196 AS13649 Flexential Colorado Corp. 0.95ms from Draper, US
3.120.249.244 AS16509 Amazon.com, Inc. 0.27ms from Frankfurt am Main, DE
87.169.142.228 AS3320 Deutsche Telekom AG 6.33ms from Frankfurt am Main, DE
93.241.57.100 AS3320 Deutsche Telekom AG 0.88ms from Frankfurt am Main, DE
130.232.29.100 AS1741 CSC - Tieteen tietotekniikan keskus Oy 3.74ms from Helsinki, FI
117.2.57.20 AS7552 Viettel Group 9.62ms from Ho Chi Minh City, VN
223.16.47.180 AS9304 HGC Global Communications Limited 2.23ms from Hong Kong, HK
121.232.87.196 AS4134 CHINANET-BACKBONE 6.76ms from Huai'an, CN

Traceroute

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

$
traceroute -a -n -q1 104.27.3.42
traceroute to 104.27.3.42 (104.27.3.42): 64 hops max, 52 byte packets
2 *
3 [AS13335] 104.27.3.42 0.132 ms
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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