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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 24-09-2016 2146

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 33009     629105 33009 / 629105 = 0.0525
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 15.5164     0.60172349 15.5164 / 0.60172349 = 25.7866
Announced % of Total Address span 0.002134     65.896626 0.002134 / 65.896626 = 0.0000
Average Address Span per Announcement 30.5269     19.8649 30.5269 / 19.8649 = 1.5367
Average Announcement Length 41.1427     22.5791 41.1427 / 22.5791 = 1.8222
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 12311     55215 12311 / 55215 = 0.2230
Origin-only ASes 10093     47497 10093 / 47497 = 0.2125
Origin and Transit ASes 2042     7510 2042 / 7510 = 0.2719
Transit ASes 176     208 176 / 208 = 0.8462
ASs Announcing a single prefix 8661     21263 8661 / 21263 = 0.4073
Average Announcements per AS 2.7201     11.4368 2.7201 / 11.4368 = 0.2378
Average Address Range per AS (prefix) 29.0833     - 29.0833 / 11.4368 = 2.5430
Max Announcments for an AS 596     3610 596 / 3610 = 0.1651
Max Announced span for an AS 18.95     - 18.95 / 3610 = 0.0052
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 22002     298425 22002 / 298425 = 0.0737
Number of More Specifics 11007     330680 11007 / 330680 = 0.0333
Specifics: % of Announcements 33.3455     52.5636 33.3455 / 52.5636 = 0.6344
Specifics: % of Address Space 2.3810     35.2030 2.3810 / 35.2030 = 0.0676



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 4985     144053 4985 / 144053 = 0.0346
Specifics where AS prepended Path matches aggregate % 45.29     43.56 45.29 / 43.56 = 1.0397
Specifics where AS Path matches aggregate 5309     150929 5309 / 150929 = 0.0352
Specifics where AS Path matches aggregate % 48.2329     45.6420 48.2329 / 45.6420 = 1.0568
Specifics where AS Origin matches aggregate 8399     245327 8399 / 245327 = 0.0342
Specifics where AS Origin matches aggregate % 76.3060     74.1886 76.3060 / 74.1886 = 1.0285
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 9243     35400 9243 / 35400 = 0.2611
Origin ASs announced via a single AS path 9085     35084 9085 / 35084 = 0.2589
Multi-Origin Prefixes 97     1808 97 / 1808 = 0.0537
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 28228     160575 28228 / 160575 = 0.1758
Selected AS Paths 11081     83530 11081 / 83530 = 0.1327
AS paths associated with a single FIB entry 10820     39033 10820 / 39033 = 0.2772
Unique AS prepended Paths 28547     170186 28547 / 170186 = 0.1677
AS Paths using prepending 2147     36676 2147 / 36676 = 0.0585
AS Paths using private ASs 6     154 6 / 154 = 0.0390
Average AS path length 5.5321     5.7132 5.5321 / 5.7132 = 0.9683
Average address weighted AS path length 5.1847     6.9514 5.1847 / 6.9514 = 0.7458
Maximum AS Path length 12     13 12 / 13 = 0.9231
Maximum prepended AS Path length 22     44 22 / 44 = 0.5000
Average entries per AS Path 1.1694     3.9178 1.1694 / 3.9178 = 0.2985
Average entries per Selected AS Path 2.2815     7.5315 2.2815 / 7.5315 = 0.3029
AS Paths per origin AS 2.3262     2.9192 2.3262 / 2.9192 = 0.7969
Selected AS Paths per origin AS 1.1923     1.5185 1.1923 / 1.5185 = 0.7852