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Legacy Registration Service Agreement Statistics

Legacy RSA Requests and Outcomes

Legacy RSA Requests

Legacy RSA Requests By Quarter for 2008-2013

Legacy RSA Requests By month

Resources under Legacy RSA

(as of December 2013)

Types of Organizations with Completed Legacy RSAs
Category Number with Legacy RSA
End-users End-user organizations were comprised of the following types:
Educational 157
Government 56
Other 301
Total 514
ISPs Total 19

Profile of Resources Covered under Legacy RSA

(as of December 2013)

Resources Associated with a Legacy RSA
Resource or Records Total
Autonomous System numbers (ASNs) 187
IPv4 Address Blocks 1,531
Profile of IPv4 Prefixes Associated with a Legacy RSA
Prefix Size Total
/8 4
/9 1
/10 2
/11 1
/12 4
/13 13
/14 24
/15 33
/16 570
/17 7
/18 24
/19 31
/20 37
/21 53
/22 79
/23 108
/24 766

The above prefixes represent the following equivalents in total:
/24 equivalent: 572,010 /24s
/16 equivalent: 2,234 /16s
/8 equivalent: 8.7 /8s
Total Hosts: 146,434,560