172.71.91.0/24

AS395747  ·  Cloudflare, Inc.

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Summary

Country United States
Domain cloudflare.com
ASN AS395747
Registry ARIN
ID CLOUDFLARENET

WHOIS Details

NetHandle:      NET-172-64-0-0-1
OrgID:          CLOUD14
Parent:         NET-172-0-0-0-0
NetName:        CLOUDFLARENET
NetRange:       172.64.0.0 - 172.71.255.255
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:        2015-02-25
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:      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


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

Nearby Ranges

BGP prefixes that overlap with 172.71.0.0/16

No nearby ranges found.

Hosted domains

There are no domains currently hosted on this ASN.

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

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

IP Address ASN Details
172.71.91.10 AS395747 Cloudflare, Inc. 5.32ms from Dallas, US

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
172.98.171.72 AS46261 QuickPacket, LLC 0.16ms from Ashburn, US
100.6.10.152 AS701 Verizon Business 6.33ms from Ashburn, US
137.59.87.40 AS138754 Kerala Vision Broad Band Private Limited 11.69ms from Bengaluru, IN
44.237.226.136 AS16509 Amazon.com, Inc. 0.14ms from Boardman, US
52.43.16.152 AS16509 Amazon.com, Inc. 0.17ms from Boardman, US
172.177.220.184 AS8075 Microsoft Corporation 0.30ms from Boydton, US
186.23.226.168 AS27747 Telecentro S.A. 6.57ms from Buenos Aires, AR
197.147.86.168 AS36884 Wana Corporate 9.07ms from Casablanca, MA
3.150.60.120 AS16509 Amazon.com, Inc. 0.13ms from Columbus, US
4.231.155.168 AS8075 Microsoft Corporation 0.15ms from Dublin, IE
201.51.135.216 AS7738 V tal 0.94ms from Fortaleza, BR
79.240.190.184 AS3320 Deutsche Telekom AG 7.19ms from Frankfurt am Main, DE
217.81.168.232 AS3320 Deutsche Telekom AG 6.41ms from Frankfurt am Main, DE
217.155.53.8 AS13037 Zen Internet Ltd 2.09ms from London, GB
87.237.69.40 AS39537 SysGroup plc 0.31ms from London, GB
113.17.148.120 AS4134 CHINANET-BACKBONE 0.54ms from Nanning, CN
87.88.88.40 AS5410 Bouygues Telecom SA 6.04ms from Paris, FR
62.34.202.200 AS5410 Bouygues Telecom SA 0.63ms from Paris, FR
110.15.41.232 AS9318 SK Broadband Co Ltd 2.44ms from Seoul, KR
101.132.187.88 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 1.76ms from Shanghai, CN
5.185.28.120 AS5617 Orange Polska Spolka Akcyjna 15.80ms from Warsaw, PL
35.210.243.200 AS15169 Google LLC 0.17ms from Brussels, BE
78.31.129.40 AS8423 NetcoRR 0.73ms from Bucharest, RO
67.184.255.152 AS7922 Comcast Cable Communications, LLC 9.05ms from Chicago, US
198.102.133.40 AS21993 Schlage Lock Company LLC 0.46ms from Frankfurt am Main, DE

Traceroute

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

$
traceroute -a -n -q1 -f4 172.71.91.220
traceroute to 172.71.91.220 (172.71.91.220): 64 hops max, 52 byte packets
4 [AS3549] 200.196.91.5 0.933 ms
5 *
6 [AS3356] 4.30.72.110 139.525 ms
7 [AS395747] 172.71.91.220 145.223 ms
Measurement taken from IPinfo ProbeNet in Sao Paulo, BR
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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