Historical Annual Statistics By Month
Historical Statistics By Year
Below is information, aggregated by year, about highlighted historical statistics covering aspects of ARIN’s operations as an RIR.
1999 - 2018 Requests for IPv4 Address Space
1999 - 2018 IPv4 Delegations Issued By ARIN
(listed in /24s)
1999 - 2018 Autonomous System Numbers Issued By ARIN
1999 - 2018 SWIP Templates Processed By ARIN
* Manual vs. Automated processing numbers consolidated in 2011 per change in handling SWIPs via ARIN Online.
1999 - 2018 IPv6 Address Allocations and Requests
Data on the number of requests for IPv6 allocations prior to 2005 is not available.
2006 - 2018 IPv6 Address Assignments and Requests
ARIN began issuing IPv6 assignments in 2006 as a result of new number resource policy.
1999 - 2018 New Requests for Transfers and Completed Transfers
Data on the number of requests for transfers prior to 2002 is not available.
Miscellaneous Historical Statistics
Historical IPv4 Issuance