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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 19-04-2018 0846

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 50652     717196 50652 / 717196 = 0.0706
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 15.2544     0.58464316 15.2544 / 0.58464316 = 26.0918
Announced % of Total Address span 0.002558     66.681425 0.002558 / 66.681425 = 0.0000
Average Address Span per Announcement 30.8827     20.0367 30.8827 / 20.0367 = 1.5413
Average Announcement Length 41.8717     22.6623 41.8717 / 22.6623 = 1.8476
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 15040     60768 15040 / 60768 = 0.2475
Origin-only ASes 12217     52158 12217 / 52158 = 0.2342
Origin and Transit ASes 2612     8336 2612 / 8336 = 0.3133
Transit ASes 211     274 211 / 274 = 0.7701
ASs Announcing a single prefix 10152     22663 10152 / 22663 = 0.4480
Average Announcements per AS 3.4157     11.8557 3.4157 / 11.8557 = 0.2881
Average Address Range per AS (prefix) 29.1105     - 29.1105 / 11.8557 = 2.4554
Max Announcments for an AS 1251     4381 1251 / 4381 = 0.2856
Max Announced span for an AS 18.95     - 18.95 / 4381 = 0.0043
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 29653     334265 29653 / 334265 = 0.0887
Number of More Specifics 20999     382931 20999 / 382931 = 0.0548
Specifics: % of Announcements 41.4574     53.3928 41.4574 / 53.3928 = 0.7765
Specifics: % of Address Space 2.4756     37.2629 2.4756 / 37.2629 = 0.0664



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 11481     172194 11481 / 172194 = 0.0667
Specifics where AS prepended Path matches aggregate % 54.67     44.97 54.67 / 44.97 = 1.2157
Specifics where AS Path matches aggregate 11801     181458 11801 / 181458 = 0.0650
Specifics where AS Path matches aggregate % 56.1979     47.3866 56.1979 / 47.3866 = 1.1859
Specifics where AS Origin matches aggregate 16444     289843 16444 / 289843 = 0.0567
Specifics where AS Origin matches aggregate % 78.3085     75.6907 78.3085 / 75.6907 = 1.0346
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 11116     38123 11116 / 38123 = 0.2916
Origin ASs announced via a single AS path 10879     37774 10879 / 37774 = 0.2880
Multi-Origin Prefixes 203     1723 203 / 1723 = 0.1178
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 52253     178297 52253 / 178297 = 0.2931
Selected AS Paths 11081     92985 11081 / 92985 = 0.1192
AS paths associated with a single FIB entry 13009     42940 13009 / 42940 = 0.3030
Unique AS prepended Paths 53059     190088 53059 / 190088 = 0.2791
AS Paths using prepending 4604     39418 4604 / 39418 = 0.1168
AS Paths using private ASs 11     47 11 / 47 = 0.2340
Average AS path length 4.7456     5.6228 4.7456 / 5.6228 = 0.8440
Average address weighted AS path length 4.4113     6.9367 4.4113 / 6.9367 = 0.6359
Maximum AS Path length 12     14 12 / 14 = 0.8571
Maximum prepended AS Path length 38     36 38 / 36 = 1.0556
Average entries per AS Path 0.9694     4.0225 0.9694 / 4.0225 = 0.2410
Average entries per Selected AS Path 2.7980     7.7130 2.7980 / 7.7130 = 0.3628
AS Paths per origin AS 3.5237     2.9474 3.5237 / 2.9474 = 1.1955
Selected AS Paths per origin AS 1.2208     1.5371 1.2208 / 1.5371 = 0.7942