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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 23-04-2014 1345

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 17819     499375 17819 / 499375 = 0.0357
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 15.8754     0.68559035 15.8754 / 0.68559035 = 23.1558
Announced % of Total Address span 0.001663     62.175135 0.001663 / 62.175135 = 0.0000
Average Address Span per Announcement 29.9966     19.6155 29.9966 / 19.6155 = 1.5292
Average Announcement Length 40.6068     22.4429 40.6068 / 22.4429 = 1.8093
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 8219     46843 8219 / 46843 = 0.1755
Origin-only ASes 6657     40152 6657 / 40152 = 0.1658
Origin and Transit ASes 1429     6508 1429 / 6508 = 0.2196
Transit ASes 133     183 133 / 183 = 0.7268
ASs Announcing a single prefix 6057     19098 6057 / 19098 = 0.3172
Average Announcements per AS 2.2037     10.7024 2.2037 / 10.7024 = 0.2059
Average Address Range per AS (prefix) 28.8566     - 28.8566 / 10.7024 = 2.6963
Max Announcments for an AS 362     945 362 / 945 = 0.3831
Max Announced span for an AS 19.00     - 19.00 / 945 = 0.0201
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 12237     243148 12237 / 243148 = 0.0503
Number of More Specifics 5582     256227 5582 / 256227 = 0.0218
Specifics: % of Announcements 31.3261     51.3095 31.3261 / 51.3095 = 0.6105
Specifics: % of Address Space 1.7302     31.6311 1.7302 / 31.6311 = 0.0547



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 2206     110765 2206 / 110765 = 0.0199
Specifics where AS prepended Path matches aggregate % 39.52     43.23 39.52 / 43.23 = 0.9142
Specifics where AS Path matches aggregate 2303     118030 2303 / 118030 = 0.0195
Specifics where AS Path matches aggregate % 41.2576     46.0646 41.2576 / 46.0646 = 0.8956
Specifics where AS Origin matches aggregate 3934     187339 3934 / 187339 = 0.0210
Specifics where AS Origin matches aggregate % 70.4765     73.1145 70.4765 / 73.1145 = 0.9639
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 6258     30579 6258 / 30579 = 0.2047
Origin ASs announced via a single AS path 6090     30248 6090 / 30248 = 0.2013
Multi-Origin Prefixes 86     984 86 / 984 = 0.0874
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 27193     133396 27193 / 133396 = 0.2039
Selected AS Paths 9337     69937 9337 / 69937 = 0.1335
AS paths associated with a single FIB entry 7266     33839 7266 / 33839 = 0.2147
Unique AS prepended Paths 27483     141019 27483 / 141019 = 0.1949
AS Paths using prepending 1954     33519 1954 / 33519 = 0.0583
AS Paths using private ASs 31     137 31 / 137 = 0.2263
Average AS path length 4.7420     5.7713 4.7420 / 5.7713 = 0.8217
Average address weighted AS path length 4.4962     6.9011 4.4962 / 6.9011 = 0.6515
Maximum AS Path length 12     14 12 / 14 = 0.8571
Maximum prepended AS Path length 19     55 19 / 55 = 0.3455
Average entries per AS Path 0.6553     3.7436 0.6553 / 3.7436 = 0.1750
Average entries per Selected AS Path 1.9084     7.1404 1.9084 / 7.1404 = 0.2673
AS Paths per origin AS 3.3630     2.8589 3.3630 / 2.8589 = 1.1763
Selected AS Paths per origin AS 1.1547     1.4989 1.1547 / 1.4989 = 0.7704