172.71.173.0/24

AS13335  ·  Cloudflare, Inc.

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Summary

Country United States
Domain cloudflare.com
ASN AS13335
Registry ARIN
ID CLOUDFLARENET

WHOIS Details

NetHandle:      NET-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:      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:      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:      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:        2026-04-30
OfficePhone:    +1-650-319-8930
Mailbox:        noc@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

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

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

IP Address ASN Details
172.71.173.106 AS13335 Cloudflare, Inc. 0.66ms 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
50.230.95.120 AS7922 Comcast Cable Communications, LLC 1.14ms from Chicago, US
52.57.108.88 AS16509 Amazon.com, Inc. 0.19ms from Frankfurt am Main, DE
5.67.123.40 AS5607 Sky UK Limited 2.86ms from London, GB
46.216.42.56 AS25106 Mobile TeleSystems JLLC 1.16ms from Minsk, BY
195.30.177.8 AS5539 SpaceNet AG 0.74ms from Munich, DE
69.112.2.72 AS6128 Cablevision Systems Corp. 6.09ms from New York City, US
73.63.11.168 AS7922 Comcast Cable Communications, LLC 3.39ms from Salt Lake City, US
177.126.131.216 AS262343 Net Aki Internet Ltda 3.67ms from Sao Paulo, BR
125.250.205.40 AS9316 DACOM-PUBNETPLUS 2.10ms from Seoul, KR
113.231.94.232 AS4837 CHINA UNICOM China169 Backbone 2.19ms from Tieling, CN
27.132.206.200 AS10013 FreeBit Co.,Ltd. 2.94ms from Tokyo, JP
188.167.107.8 AS6830 Liberty Global Europe Holding B.V. 11.21ms from Bratislava, SK
188.173.250.184 AS48161 NEXTGEN COMMUNICATIONS SRL 1.94ms from Bucharest, RO
196.114.168.72 AS36925 MEDITELECOM 15.52ms from Casablanca, MA
62.227.56.120 AS3320 Deutsche Telekom AG 8.05ms from Frankfurt am Main, DE
217.208.121.184 AS3301 Telia Company AB 1.01ms from Goeteborg, SE
182.226.250.72 AS17858 LG POWERCOMM 3.42ms from Incheon, KR
196.26.79.24 AS3741 Dimension Data 0.95ms from Johannesburg, ZA
107.159.63.56 AS1403 EBOX 1.62ms from Montreal, CA
201.153.121.120 AS8151 UNINET 5.92ms from Santiago de Querétaro, MX
74.217.129.200 AS14744 Unitas Global 0.47ms from Seattle, US
182.231.142.40 AS17858 LG POWERCOMM 1.47ms from Seoul, KR
110.7.62.136 AS4837 CHINA UNICOM China169 Backbone 19.80ms from Changchun, CN
213.227.175.40 AS42473 Anexia Cloud Solutions GmbH 0.33ms from Dubai, AE
177.89.72.152 AS28220 Alares Cabo Servicos de Telecomunicacoes S.A. 13.95ms from Fortaleza, BR

Traceroute

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

$
traceroute -a -n -q1 -f4 172.71.173.99
traceroute to 172.71.173.99 (172.71.173.99): 64 hops max, 52 byte packets
Measurement taken from IPinfo ProbeNet in Dallas, US
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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