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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 14-11-2018 0846

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 60391     745338 60391 / 745338 = 0.0810
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 15.1038     0.58582069 15.1038 / 0.58582069 = 25.7823
Announced % of Total Address span 0.002840     66.627022 0.002840 / 66.627022 = 0.0000
Average Address Span per Announcement 30.9859     20.0935 30.9859 / 20.0935 = 1.5421
Average Announcement Length 42.0631     22.6904 42.0631 / 22.6904 = 1.8538
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 16122     62677 16122 / 62677 = 0.2572
Origin-only ASes 13064     53681 13064 / 53681 = 0.2434
Origin and Transit ASes 2851     8717 2851 / 8717 = 0.3271
Transit ASes 207     279 207 / 279 = 0.7419
ASs Announcing a single prefix 10653     23137 10653 / 23137 = 0.4604
Average Announcements per AS 3.7946     11.9449 3.7946 / 11.9449 = 0.3177
Average Address Range per AS (prefix) 29.0619     - 29.0619 / 11.9449 = 2.4330
Max Announcments for an AS 1222     4610 1222 / 4610 = 0.2651
Max Announced span for an AS 18.95     - 18.95 / 4610 = 0.0041
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 34359     347774 34359 / 347774 = 0.0988
Number of More Specifics 26032     397564 26032 / 397564 = 0.0655
Specifics: % of Announcements 43.1058     53.3401 43.1058 / 53.3401 = 0.8081
Specifics: % of Address Space 2.9342     37.3213 2.9342 / 37.3213 = 0.0786



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 13918     183631 13918 / 183631 = 0.0758
Specifics where AS prepended Path matches aggregate % 53.46     46.19 53.46 / 46.19 = 1.1574
Specifics where AS Path matches aggregate 14395     192920 14395 / 192920 = 0.0746
Specifics where AS Path matches aggregate % 55.2973     48.5255 55.2973 / 48.5255 = 1.1396
Specifics where AS Origin matches aggregate 21352     303004 21352 / 303004 = 0.0705
Specifics where AS Origin matches aggregate % 82.0221     76.2152 82.0221 / 76.2152 = 1.0762
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 11680     39440 11680 / 39440 = 0.2961
Origin ASs announced via a single AS path 11422     39065 11422 / 39065 = 0.2924
Multi-Origin Prefixes 193     1458 193 / 1458 = 0.1324
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 56675     183917 56675 / 183917 = 0.3082
Selected AS Paths 11081     95574 11081 / 95574 = 0.1159
AS paths associated with a single FIB entry 14247     43942 14247 / 43942 = 0.3242
Unique AS prepended Paths 57647     196429 57647 / 196429 = 0.2935
AS Paths using prepending 5331     42856 5331 / 42856 = 0.1244
AS Paths using private ASs 11     35 11 / 35 = 0.3143
Average AS path length 4.7920     5.5620 4.7920 / 5.5620 = 0.8616
Average address weighted AS path length 4.4624     6.9086 4.4624 / 6.9086 = 0.6459
Maximum AS Path length 10     14 10 / 14 = 0.7143
Maximum prepended AS Path length 29     39 29 / 39 = 0.7436
Average entries per AS Path 1.0656     4.0526 1.0656 / 4.0526 = 0.2629
Average entries per Selected AS Path 3.0092     7.7985 3.0092 / 7.7985 = 0.3859
AS Paths per origin AS 3.5611     2.9475 3.5611 / 2.9475 = 1.2082
Selected AS Paths per origin AS 1.2610     1.5317 1.2610 / 1.5317 = 0.8233