| AS Number | 11917 |
|---|---|
| AS Name | |
| Organization | WhatsApp(whats) |
| Country | US |
| Website | whatsapp.com |
| Number of IPv4 Routes | 5 |
| Number of IPv6 Routes | 5 |
| ASN type | BUSINESS |
| Allocation Status | |
| Registry | ARIN |
| Date Allocated | N/A |
| Route | # IPs |
|---|---|
| 66.111.51.0/24 | 256 |
| 66.111.50.0/24 | 256 |
| 2620:13e:100e::/48 | ~1×10²⁴ |
| 2620:13e:100f::/48 | ~1×10²⁴ |
| 2620:13e:100c::/48 | ~1×10²⁴ |
| 2620:13e:1000::/44 | ~19×10²⁴ |
| 66.111.48.0/22 | 1024 |
| 2620:13e:100d::/48 | ~1×10²⁴ |
| 66.111.49.0/24 | 256 |
| 66.111.48.0/24 | 256 |
#
# 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 1997-2025, American Registry for Internet Numbers, Ltd.
#
ASNumber: 11917
ASName: WHATSAPP
ASHandle: AS11917
RegDate: 2018-11-01
Updated: 2018-11-01
Ref: https://rdap.arin.net/registry/autnum/11917
OrgName: WhatsApp
OrgId: WHATS
Address: 1601 Willow Road
City: Menlo Park
StateProv: CA
PostalCode: 94025
Country: US
RegDate: 2018-03-27
Updated: 2022-08-01
Ref: https://rdap.arin.net/registry/entity/WHATS
OrgAbuseHandle: DNSMA21-ARIN
OrgAbuseName: DNS Manager
OrgAbusePhone: +1-650-308-7004
OrgAbuseEmail: domain@whatsapp.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/DNSMA21-ARIN
OrgTechHandle: DNSMA21-ARIN
OrgTechName: DNS Manager
OrgTechPhone: +1-650-308-7004
OrgTechEmail: domain@whatsapp.com
OrgTechRef: https://rdap.arin.net/registry/entity/DNSMA21-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 1997-2025, American Registry for Internet Numbers, Ltd.
#
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