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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 14-08-2018 2246

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 55711     733375 55711 / 733375 = 0.0760
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 15.2113     0.58771418 15.2113 / 0.58771418 = 25.8821
Announced % of Total Address span 0.002636     66.539633 0.002636 / 66.539633 = 0.0000
Average Address Span per Announcement 30.9770     20.0722 30.9770 / 20.0722 = 1.5433
Average Announcement Length 41.8509     22.6803 41.8509 / 22.6803 = 1.8453
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 15792     61754 15792 / 61754 = 0.2557
Origin-only ASes 12787     52907 12787 / 52907 = 0.2417
Origin and Transit ASes 2797     8575 2797 / 8575 = 0.3262
Transit ASes 208     272 208 / 272 = 0.7647
ASs Announcing a single prefix 10543     22880 10543 / 22880 = 0.4608
Average Announcements per AS 3.5749     11.9283 3.5749 / 11.9283 = 0.2997
Average Address Range per AS (prefix) 29.1391     - 29.1391 / 11.9283 = 2.4429
Max Announcments for an AS 1090     4409 1090 / 4409 = 0.2472
Max Announced span for an AS 18.95     - 18.95 / 4409 = 0.0043
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 32187     340649 32187 / 340649 = 0.0945
Number of More Specifics 23524     392726 23524 / 392726 = 0.0599
Specifics: % of Announcements 42.2251     53.5505 42.2251 / 53.5505 = 0.7885
Specifics: % of Address Space 2.8295     36.9713 2.8295 / 36.9713 = 0.0765


Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 13351     182426 13351 / 182426 = 0.0732
Specifics where AS prepended Path matches aggregate % 56.75     46.45 56.75 / 46.45 = 1.2217
Specifics where AS Path matches aggregate 13741     192481 13741 / 192481 = 0.0714
Specifics where AS Path matches aggregate % 58.4127     49.0115 58.4127 / 49.0115 = 1.1918
Specifics where AS Origin matches aggregate 19245     300645 19245 / 300645 = 0.0640
Specifics where AS Origin matches aggregate % 81.8101     76.5534 81.8101 / 76.5534 = 1.0687
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 11596     39029 11596 / 39029 = 0.2971
Origin ASs announced via a single AS path 11337     38654 11337 / 38654 = 0.2933
Multi-Origin Prefixes 215     1847 215 / 1847 = 0.1164
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 55050     181041 55050 / 181041 = 0.3041
Selected AS Paths 11081     93649 11081 / 93649 = 0.1183
AS paths associated with a single FIB entry 13667     42938 13667 / 42938 = 0.3183
Unique AS prepended Paths 55979     193418 55979 / 193418 = 0.2894
AS Paths using prepending 5054     42360 5054 / 42360 = 0.1193
AS Paths using private ASs 14     51 14 / 51 = 0.2745
Average AS path length 4.7749     5.5476 4.7749 / 5.5476 = 0.8607
Average address weighted AS path length 4.3807     6.8832 4.3807 / 6.8832 = 0.6364
Maximum AS Path length 12     15 12 / 15 = 0.8000
Maximum prepended AS Path length 38     37 38 / 37 = 1.0270
Average entries per AS Path 1.0120     4.0509 1.0120 / 4.0509 = 0.2498
Average entries per Selected AS Path 2.8938     7.8311 2.8938 / 7.8311 = 0.3695
AS Paths per origin AS 3.5325     2.9446 3.5325 / 2.9446 = 1.1997
Selected AS Paths per origin AS 1.2354     1.5232 1.2354 / 1.5232 = 0.8111