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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 30-03-2015 0147

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 22497     545442 22497 / 545442 = 0.0412
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 15.6480     0.64917715 15.6480 / 0.64917715 = 24.1044
Announced % of Total Address span 0.001948     63.764390 0.001948 / 63.764390 = 0.0000
Average Address Span per Announcement 30.1054     19.7065 30.1054 / 19.7065 = 1.5277
Average Announcement Length 41.1394     22.4918 41.1394 / 22.4918 = 1.8291
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 9490     50057 9490 / 50057 = 0.1896
Origin-only ASes 7658     42781 7658 / 42781 = 0.1790
Origin and Transit ASes 1705     7065 1705 / 7065 = 0.2413
Transit ASes 127     211 127 / 211 = 0.6019
ASs Announcing a single prefix 6876     19999 6876 / 19999 = 0.3438
Average Announcements per AS 2.4028     10.9425 2.4028 / 10.9425 = 0.2196
Average Address Range per AS (prefix) 28.8407     - 28.8407 / 10.9425 = 2.6357
Max Announcments for an AS 433     957 433 / 957 = 0.4525
Max Announced span for an AS 19.00     - 19.00 / 957 = 0.0199
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 15437     262555 15437 / 262555 = 0.0588
Number of More Specifics 7060     282887 7060 / 282887 = 0.0250
Specifics: % of Announcements 31.3820     51.8638 31.3820 / 51.8638 = 0.6051
Specifics: % of Address Space 4.4393     33.0923 4.4393 / 33.0923 = 0.1341



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 3228     130680 3228 / 130680 = 0.0247
Specifics where AS prepended Path matches aggregate % 45.72     46.20 45.72 / 46.20 = 0.9896
Specifics where AS Path matches aggregate 3432     139043 3432 / 139043 = 0.0247
Specifics where AS Path matches aggregate % 48.6119     49.1514 48.6119 / 49.1514 = 0.9890
Specifics where AS Origin matches aggregate 4946     206719 4946 / 206719 = 0.0239
Specifics where AS Origin matches aggregate % 70.0567     73.0748 70.0567 / 73.0748 = 0.9587
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 7234     33016 7234 / 33016 = 0.2191
Origin ASs announced via a single AS path 7033     32516 7033 / 32516 = 0.2163
Multi-Origin Prefixes 88     2367 88 / 2367 = 0.0372
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 42164     212957 42164 / 212957 = 0.1980
Selected AS Paths 10737     72021 10737 / 72021 = 0.1491
AS paths associated with a single FIB entry 8185     34006 8185 / 34006 = 0.2407
Unique AS prepended Paths 42604     226080 42604 / 226080 = 0.1884
AS Paths using prepending 3345     50391 3345 / 50391 = 0.0664
AS Paths using private ASs 16     278 16 / 278 = 0.0576
Average AS path length 4.0376     4.4492 4.0376 / 4.4492 = 0.9075
Average address weighted AS path length 3.8089     5.2848 3.8089 / 5.2848 = 0.7207
Maximum AS Path length 10     15 10 / 15 = 0.6667
Maximum prepended AS Path length 27     104 27 / 104 = 0.2596
Average entries per AS Path 0.5336     2.5613 0.5336 / 2.5613 = 0.2083
Average entries per Selected AS Path 2.0953     7.5734 2.0953 / 7.5734 = 0.2767
AS Paths per origin AS 4.5033     4.2723 4.5033 / 4.2723 = 1.0541
Selected AS Paths per origin AS 1.1467     1.4449 1.1467 / 1.4449 = 0.7936