RDAP.nu
RDAP lookup with WHOIS comparison
Try: example.com · 1.1.1.1 · AS13335
IP Address: 104.20.23.154
RDAP: OK
WHOIS: OK
DNS: N/A
ARIN
| inetnum: |
NET-104-16-0-0-1
|
[rdap] |
|---|---|---|
| netname: | CLOUDFLARENET | |
| start-address: |
104.16.0.0
|
|
| end-address: |
104.31.255.255
|
|
| cidr: |
104.16.0.0/12
|
|
| ip-version: | v4 | [rdap] |
| type: | DIRECT ALLOCATION | |
| status: | active | [rdap] |
| org: | Cloudflare, Inc. | |
| country: | US | [whois] |
| parent: |
NET-104-0-0-0-0
|
[rdap] |
| abuse-c: | [email protected] | |
| tech-c: | [email protected] | |
| phone: | +1-650-319-8930 | |
| address: | 101 Townsend Street, San Francisco, CA, 94107, United States | |
| remarks: |
All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Geofeed: https://api.cloudflare.com/local-ip-ranges.csv |
|
| created: | 2014-03-28 11:30:55 GMT-0400 | |
| last-modified: | 2024-09-04 06:51:26 GMT-0400 | |
| rdap-server: | https://rdap.arin.net/registry/ | [rdap] |
| port43: |
whois.arin.net
|
[rdap] |
| notices: |
Terms of Service: By using the ARIN RDAP/Whois service, you are agreeing to the … 3 notices
Terms of Service: By using the ARIN RDAP/Whois service, you are agreeing to the RDAP/Whois Terms of Use
Whois Inaccuracy Reporting: If you see inaccuracies in the results, please visit: Copyright Notice: Copyright 1997-2026, American Registry for Internet Numbers, Ltd. |
[rdap] |
| links: | alternate | [rdap] |
| Field | RDAP | WHOIS |
|---|---|---|
| inetnum: |
NET-104-16-0-0-1
|
- |
| netname: | CLOUDFLARENET | CLOUDFLARENET |
| start-address: |
104.16.0.0
|
104.16.0.0
|
| end-address: |
104.31.255.255
|
104.31.255.255
|
| cidr: |
104.16.0.0/12
|
104.16.0.0/12
|
| ip-version: | v4 | - |
| type: | DIRECT ALLOCATION | Direct Allocation |
| status: | active | - |
| org: | Cloudflare, Inc. | Cloudflare, Inc. |
| country: | - | US |
| parent: |
NET-104-0-0-0-0
|
- |
| abuse-c: | [email protected] | [email protected] |
| tech-c: | [email protected] | [email protected] |
| phone: | +1-650-319-8930 | +1-650-319-8930 |
| address: | 101 Townsend Street, San Francisco, CA, 94107, United States | 101 Townsend Street |
| remarks: |
All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Geofeed: https://api.cloudflare.com/local-ip-ranges.csv |
All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Geofeed: https://api.cloudflare.com/local-ip-ranges.csv |
| created: | 2014-03-28 11:30:55 GMT-0400 | 2014-03-28 00:00:00 UTC |
| last-modified: | 2024-09-04 06:51:26 GMT-0400 | 2024-09-04 00:00:00 UTC |
| rdap-server: | https://rdap.arin.net/registry/ | - |
| port43: |
whois.arin.net
|
- |
| notices: |
Terms of Service: By using the ARIN RDAP/Whois service, you are agreeing to the … 3 notices
Terms of Service: By using the ARIN RDAP/Whois service, you are agreeing to the RDAP/Whois Terms of Use
Whois Inaccuracy Reporting: If you see inaccuracies in the results, please visit: Copyright Notice: Copyright 1997-2026, American Registry for Internet Numbers, Ltd. |
- |
| links: | alternate | - |
RDAP JSON
{
"arin_originas0_originautnums": [],
"cidr0_cidrs": [
{
"v4prefix": "104.16.0.0",
"length": 12
}
],
"endAddress": "104.31.255.255",
"entities": [
{
"entities": [
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-08-20T23:29:26-04:00"
},
{
"eventAction": "registration",
"eventDate": "2021-07-01T14:10:58-04:00"
}
],
"handle": "CLOUD146-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/CLOUD146-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/104.21.48.126"
},
{
"href": "https://whois.arin.net/rest/poc/CLOUD146-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/104.21.48.126"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"routing",
"noc"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "101 Townsend St\nSan Francsico\nCA\n94107\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Cloudflare-NOC"
],
[
"org",
[],
"text",
"Cloudflare-NOC"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-650-319-8930"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-09-04T13:14:53-04:00"
},
{
"eventAction": "registration",
"eventDate": "2011-02-14T19:00:47-05:00"
}
],
"handle": "ABUSE2916-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ABUSE2916-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/104.21.48.126"
},
{
"href": "https://whois.arin.net/rest/poc/ABUSE2916-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/104.21.48.126"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse"
],
"title": "Registration Comments"
},
{
"description": [
"ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2025-09-04"
],
"title": "Unvalidated POC"
}
],
"roles": [
"abuse"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "101 Townsend Street\nSan Francisco\nCA\n94107\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Abuse"
],
[
"org",
[],
"text",
"Abuse"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-650-319-8930"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-06-12T09:59:51-04:00"
},
{
"eventAction": "registration",
"eventDate": "2011-04-19T16:11:36-04:00"
}
],
"handle": "ADMIN2521-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ADMIN2521-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/104.21.48.126"
},
{
"href": "https://whois.arin.net/rest/poc/ADMIN2521-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/104.21.48.126"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse"
],
"title": "Registration Comments"
}
],
"roles": [
"administrative",
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "101 Townsend Street\nSan Francisco\nCA\n94107\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Admin"
],
[
"org",
[],
"text",
"Admin"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-650-319-8930"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-11-25T11:09:46-05:00"
},
{
"eventAction": "registration",
"eventDate": "2010-07-09T14:10:42-04:00"
}
],
"handle": "CLOUD14",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/CLOUD14",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/104.21.48.126"
},
{
"href": "https://whois.arin.net/rest/org/CLOUD14",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/104.21.48.126"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"roles": [
"registrant"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"fn",
[],
"text",
"Cloudflare, Inc."
],
[
"adr",
{
"label": "101 Townsend Street\nSan Francisco\nCA\n94107\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"kind",
[],
"text",
"org"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-09-04T13:14:53-04:00"
},
{
"eventAction": "registration",
"eventDate": "2011-02-14T19:00:47-05:00"
}
],
"handle": "ABUSE2916-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ABUSE2916-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/104.21.48.126"
},
{
"href": "https://whois.arin.net/rest/poc/ABUSE2916-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/104.21.48.126"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse"
],
"title": "Registration Comments"
},
{
"description": [
"ARIN has attempted to validate the data for this POC, but has received no response from the POC since 2025-09-04"
],
"title": "Unvalidated POC"
}
],
"roles": [
"abuse"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "101 Townsend Street\nSan Francisco\nCA\n94107\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Abuse"
],
[
"org",
[],
"text",
"Abuse"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-650-319-8930"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-06-12T09:59:51-04:00"
},
{
"eventAction": "registration",
"eventDate": "2011-04-19T16:11:36-04:00"
}
],
"handle": "ADMIN2521-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/ADMIN2521-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/104.21.48.126"
},
{
"href": "https://whois.arin.net/rest/poc/ADMIN2521-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/104.21.48.126"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse"
],
"title": "Registration Comments"
}
],
"roles": [
"technical"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "101 Townsend Street\nSan Francisco\nCA\n94107\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"Admin"
],
[
"org",
[],
"text",
"Admin"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-650-319-8930"
]
]
]
},
{
"events": [
{
"eventAction": "last changed",
"eventDate": "2025-03-12T06:21:55-04:00"
},
{
"eventAction": "registration",
"eventDate": "2011-04-19T16:25:31-04:00"
}
],
"handle": "NOC11962-ARIN",
"links": [
{
"href": "https://rdap.arin.net/registry/entity/NOC11962-ARIN",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/104.21.48.126"
},
{
"href": "https://whois.arin.net/rest/poc/NOC11962-ARIN",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/104.21.48.126"
}
],
"objectClassName": "entity",
"port43": "whois.arin.net",
"remarks": [
{
"description": [
"All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse"
],
"title": "Registration Comments"
}
],
"roles": [
"noc"
],
"status": [
"validated"
],
"vcardArray": [
"vcard",
[
[
"version",
[],
"text",
"4.0"
],
[
"adr",
{
"label": "101 Townsend Street\nSan Francisco\nCA\n94107\nUnited States"
},
"text",
[
"",
"",
"",
"",
"",
"",
""
]
],
[
"fn",
[],
"text",
"NOC"
],
[
"org",
[],
"text",
"NOC"
],
[
"kind",
[],
"text",
"group"
],
[
"email",
[],
"text",
"[email protected]"
],
[
"tel",
{
"type": [
"work",
"voice"
]
},
"text",
"+1-650-319-8930"
]
]
]
}
],
"events": [
{
"eventAction": "last changed",
"eventDate": "2024-09-04T06:51:26-04:00"
},
{
"eventAction": "registration",
"eventDate": "2014-03-28T11:30:55-04:00"
}
],
"handle": "NET-104-16-0-0-1",
"ipVersion": "v4",
"links": [
{
"href": "https://rdap.arin.net/registry/ip/104.16.0.0",
"rel": "self",
"type": "application/rdap+json",
"value": "https://rdap.arin.net/registry/ip/104.21.48.126"
},
{
"href": "https://whois.arin.net/rest/net/NET-104-16-0-0-1",
"rel": "alternate",
"type": "application/xml",
"value": "https://rdap.arin.net/registry/ip/104.21.48.126"
}
],
"name": "CLOUDFLARENET",
"notices": [
{
"description": [
"By using the ARIN RDAP/Whois service, you are agreeing to the RDAP/Whois Terms of Use"
],
"links": [
{
"href": "https://www.arin.net/resources/registry/whois/tou/",
"rel": "terms-of-service",
"type": "text/html",
"value": "https://rdap.arin.net/registry/ip/104.21.48.126"
}
],
"title": "Terms of Service"
},
{
"description": [
"If you see inaccuracies in the results, please visit: "
],
"links": [
{
"href": "https://www.arin.net/resources/registry/whois/inaccuracy_reporting/",
"rel": "inaccuracy-report",
"type": "text/html",
"value": "https://rdap.arin.net/registry/ip/104.21.48.126"
}
],
"title": "Whois Inaccuracy Reporting"
},
{
"description": [
"Copyright 1997-2026, American Registry for Internet Numbers, Ltd."
],
"title": "Copyright Notice"
}
],
"objectClassName": "ip network",
"parentHandle": "NET-104-0-0-0-0",
"port43": "whois.arin.net",
"rdapConformance": [
"nro_rdap_profile_0",
"rdap_level_0",
"cidr0",
"arin_originas0"
],
"remarks": [
{
"description": [
"All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse",
"Geofeed: https://api.cloudflare.com/local-ip-ranges.csv"
],
"title": "Registration Comments"
}
],
"startAddress": "104.16.0.0",
"status": [
"active"
],
"type": "DIRECT ALLOCATION"
}WHOIS Raw
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#
NetRange: 104.16.0.0 - 104.31.255.255
CIDR: 104.16.0.0/12
NetName: CLOUDFLARENET
NetHandle: NET-104-16-0-0-1
Parent: NET104 (NET-104-0-0-0-0)
NetType: Direct Allocation
OriginAS:
Organization: Cloudflare, Inc. (CLOUD14)
RegDate: 2014-03-28
Updated: 2024-09-04
Comment: All Cloudflare abuse reporting can be done via https://www.cloudflare.com/abuse
Comment: Geofeed: https://api.cloudflare.com/local-ip-ranges.csv
Ref: https://rdap.arin.net/registry/ip/104.16.0.0
OrgName: Cloudflare, Inc.
OrgId: CLOUD14
Address: 101 Townsend Street
City: San Francisco
StateProv: CA
PostalCode: 94107
Country: US
RegDate: 2010-07-09
Updated: 2024-11-25
Ref: https://rdap.arin.net/registry/entity/CLOUD14
OrgAbuseHandle: ABUSE2916-ARIN
OrgAbuseName: Abuse
OrgAbusePhone: +1-650-319-8930
OrgAbuseEmail: [email protected]
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN
OrgRoutingHandle: CLOUD146-ARIN
OrgRoutingName: Cloudflare-NOC
OrgRoutingPhone: +1-650-319-8930
OrgRoutingEmail: [email protected]
OrgRoutingRef: https://rdap.arin.net/registry/entity/CLOUD146-ARIN
OrgNOCHandle: CLOUD146-ARIN
OrgNOCName: Cloudflare-NOC
OrgNOCPhone: +1-650-319-8930
OrgNOCEmail: [email protected]
OrgNOCRef: https://rdap.arin.net/registry/entity/CLOUD146-ARIN
OrgTechHandle: ADMIN2521-ARIN
OrgTechName: Admin
OrgTechPhone: +1-650-319-8930
OrgTechEmail: [email protected]
OrgTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN
RAbuseHandle: ABUSE2916-ARIN
RAbuseName: Abuse
RAbusePhone: +1-650-319-8930
RAbuseEmail: [email protected]
RAbuseRef: https://rdap.arin.net/registry/entity/ABUSE2916-ARIN
RNOCHandle: NOC11962-ARIN
RNOCName: NOC
RNOCPhone: +1-650-319-8930
RNOCEmail: [email protected]
RNOCRef: https://rdap.arin.net/registry/entity/NOC11962-ARIN
RTechHandle: ADMIN2521-ARIN
RTechName: Admin
RTechPhone: +1-650-319-8930
RTechEmail: [email protected]
RTechRef: https://rdap.arin.net/registry/entity/ADMIN2521-ARIN
#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#