8.21.10.0/24

AS13335  ·  Cloudflare, Inc.

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Summary

Country United States
Domain cloudflare.com
ASN AS13335
Registry ARIN
ID LPL-141-CLOUD14-8-21-10

WHOIS Details

NetHandle:      NET-8-21-10-0-1
OrgID:          CLOUD14
Parent:         NET-8-8-9-0-3
NetName:        LPL-141-CLOUD14-8-21-10
NetRange:       8.21.10.0 - 8.21.10.255
NetType:        reassignment
OriginAS:       13335
RegDate:        2019-05-21
Updated:        2023-12-28
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:      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:      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

Nearby Ranges

BGP prefixes that overlap with 8.21.0.0/16

Range ASN Company Num of IPs
8.21.68.0/22 AS40526 Gap, Inc. Direct 1,024
8.21.208.0/23 AS23089 Hotwire Communications 512
8.21.220.0/23 AS23089 Hotwire Communications 512
8.21.222.0/23 AS23089 Hotwire Communications 512
8.21.129.0/24 AS55136 CARLTON FIELDS, P.A. 256
8.21.13.0/24 AS13335 Cloudflare, Inc. 256
8.21.14.0/24 AS394161 Tesla Motors, Inc. 256
8.21.143.0/24 AS136796 Daytona Net Works, Inc. 256
8.21.151.0/24 AS393762 Restaurant Supply Chain Solutions, LLC 256
8.21.164.0/24 AS32308 Contactual, Inc. 256
8.21.212.0/24 AS33740 TMG Health, Inc 256
8.21.218.0/24 AS23089 Hotwire Communications 256
8.21.227.0/24 AS396146 Therap Services 256
8.21.230.0/24 AS23089 Hotwire Communications 256
8.21.234.0/24 AS32746 WBS Connect, LLC 256
8.21.239.0/24 AS13335 Cloudflare, Inc. 256
8.21.24.0/24 AS397756 PowerSchool 256
8.21.41.0/24 AS16276 OVH Hosting, Inc. 256
8.21.51.0/24 AS23304 Rackco.com 256
8.21.8.0/24 AS13335 Cloudflare, Inc. 256
8.21.81.0/24 AS22147 TowardEX Technologies International, Inc. 256
8.21.83.0/24 AS20353 Adage Capital Partners, LLC 256
8.21.9.0/24 AS13335 Cloudflare, Inc. 256
8.21.98.0/24 AS397336 Virtual Sprout 256
8.21.99.0/24 AS16493 Abercrombie & Fitch 256
8.21.110.0/24 AS13335 Cloudflare, Inc. 256
8.21.111.0/24 AS13335 Cloudflare, Inc. 256
8.21.12.0/24 AS395747 Cloudflare, Inc. 256

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

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

IP Address ASN Details
8.21.10.1 AS13335 Cloudflare, Inc. 0.72ms from Amsterdam, NL

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
174.136.70.168 AS14519 Applied Innovations Corporation 0.76ms from Boca Raton, US
183.214.83.88 AS56047 China Mobile communications corporation 2.98ms from Changsha, CN
47.108.115.88 AS37963 Hangzhou Alibaba Advertising Co.,Ltd. 1.32ms from Chengdu, CN
217.255.113.88 AS3320 Deutsche Telekom AG 7.62ms from Frankfurt am Main, DE
60.187.110.216 AS4134 CHINANET-BACKBONE 6.11ms from Hangzhou, CN
90.169.45.24 AS12479 Orange Espagne SA 3.01ms from Madrid, ES
153.228.196.136 AS4713 NTT Communications Corporation 2.54ms from Osaka, JP
201.37.161.104 AS28573 Claro NXT Telecomunicacoes Ltda 0.71ms from Porto Alegre, BR
3.94.56.200 AS14618 Amazon.com, Inc. 0.21ms from Reston, US
180.65.225.248 AS9318 SK Broadband Co Ltd 7.91ms from Seoul, KR
59.171.250.168 AS9824 JCOM Co., Ltd. 13.23ms from Tokyo, JP
217.165.106.120 AS5384 Emirates Internet 2.81ms from Al Fujairah City, AE
20.25.93.40 AS8075 Microsoft Corporation 0.47ms from Ashburn, US
113.246.36.88 AS4134 CHINANET-BACKBONE 2.66ms from Changsha, CN
157.167.74.200 AS44444 Forcepoint Cloud Ltd 0.63ms from Frankfurt am Main, DE
116.105.32.40 AS24086 Viettel Corporation 9.52ms from Ho Chi Minh City, VN
118.143.91.136 AS9304 HGC Global Communications Limited 1.25ms from Hong Kong, HK
188.37.254.104 AS12353 Vodafone Portugal 7.51ms from Lisbon, PT
20.58.43.152 AS8075 Microsoft Corporation 0.18ms from London, GB
23.39.135.136 AS16625 Akamai Technologies, Inc. 0.46ms from Miami, US
108.227.119.104 AS7018 AT&T Enterprises, LLC 3.50ms from Miami, US
209.191.199.104 AS14371 Paul Bunyan Communications 8.89ms from Minneapolis, US
89.208.50.56 AS12695 LLC Digital Network 0.30ms from Moscow, RU
52.67.118.216 AS16509 Amazon.com, Inc. 0.13ms from Osasco, BR
44.194.215.40 AS14618 Amazon.com, Inc. 0.20ms from Reston, US

Traceroute

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

$
traceroute -a -n -q1 -f2 8.21.10.2
traceroute to 8.21.10.2 (8.21.10.2): 64 hops max, 52 byte packets
2 [] 84.17.33.138 0.188 ms
3 [] 169.150.195.201 1.487 ms
5 [AS13335] 8.21.10.2 0.84 ms
Measurement taken from IPinfo ProbeNet in Amsterdam, NL
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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