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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 30-09-2014 2345

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 19524     517884 19524 / 517884 = 0.0377
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 15.8334     0.66436912 15.8334 / 0.66436912 = 23.8322
Announced % of Total Address span 0.001713     63.096456 0.001713 / 63.096456 = 0.0000
Average Address Span per Announcement 30.0864     19.6469 30.0864 / 19.6469 = 1.5314
Average Announcement Length 40.8252     22.4611 40.8252 / 22.4611 = 1.8176
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 8827     48406 8827 / 48406 = 0.1824
Origin-only ASes 7127     41331 7127 / 41331 = 0.1724
Origin and Transit ASes 1563     6863 1563 / 6863 = 0.2277
Transit ASes 137     212 137 / 212 = 0.6462
ASs Announcing a single prefix 6423     19520 6423 / 19520 = 0.3290
Average Announcements per AS 2.2467     10.7458 2.2467 / 10.7458 = 0.2091
Average Address Range per AS (prefix) 28.9186     - 28.9186 / 10.7458 = 2.6912
Max Announcments for an AS 433     958 433 / 958 = 0.4520
Max Announced span for an AS 19.00     - 19.00 / 958 = 0.0198
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 13514     252323 13514 / 252323 = 0.0536
Number of More Specifics 6010     265561 6010 / 265561 = 0.0226
Specifics: % of Announcements 30.7826     51.2781 30.7826 / 51.2781 = 0.6003
Specifics: % of Address Space 1.8270     32.2657 1.8270 / 32.2657 = 0.0566



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 2472     119659 2472 / 119659 = 0.0207
Specifics where AS prepended Path matches aggregate % 41.13     45.06 41.13 / 45.06 = 0.9128
Specifics where AS Path matches aggregate 2734     126773 2734 / 126773 = 0.0216
Specifics where AS Path matches aggregate % 45.4908     47.7378 45.4908 / 47.7378 = 0.9529
Specifics where AS Origin matches aggregate 4093     194198 4093 / 194198 = 0.0211
Specifics where AS Origin matches aggregate % 68.1032     73.1275 68.1032 / 73.1275 = 0.9313
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 6771     31930 6771 / 31930 = 0.2121
Origin ASs announced via a single AS path 6568     31431 6568 / 31431 = 0.2090
Multi-Origin Prefixes 103     2201 103 / 2201 = 0.0468
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 38905     204040 38905 / 204040 = 0.1907
Selected AS Paths 9868     70096 9868 / 70096 = 0.1408
AS paths associated with a single FIB entry 7574     33308 7574 / 33308 = 0.2274
Unique AS prepended Paths 39335     216345 39335 / 216345 = 0.1818
AS Paths using prepending 3055     48264 3055 / 48264 = 0.0633
AS Paths using private ASs 23     261 23 / 261 = 0.0881
Average AS path length 4.0124     4.4786 4.0124 / 4.4786 = 0.8959
Average address weighted AS path length 3.7418     5.3861 3.7418 / 5.3861 = 0.6947
Maximum AS Path length 12     14 12 / 14 = 0.8571
Maximum prepended AS Path length 25     120 25 / 120 = 0.2083
Average entries per AS Path 0.5018     2.5381 0.5018 / 2.5381 = 0.1977
Average entries per Selected AS Path 1.9785     7.3882 1.9785 / 7.3882 = 0.2678
AS Paths per origin AS 4.4770     4.2337 4.4770 / 4.2337 = 1.0575
Selected AS Paths per origin AS 1.1356     1.4545 1.1356 / 1.4545 = 0.7807