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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 13-12-2017 0446

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 44595     694862 44595 / 694862 = 0.0642
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 15.4158     0.58500077 15.4158 / 0.58500077 = 26.3518
Announced % of Total Address span 0.002288     66.664898 0.002288 / 66.664898 = 0.0000
Average Address Span per Announcement 30.8604     19.9916 30.8604 / 19.9916 = 1.5437
Average Announcement Length 41.4736     22.6490 41.4736 / 22.6490 = 1.8311
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 14442     59561 14442 / 59561 = 0.2425
Origin-only ASes 11822     51102 11822 / 51102 = 0.2313
Origin and Transit ASes 2422     8200 2422 / 8200 = 0.2954
Transit ASes 198     259 198 / 259 = 0.7645
ASs Announcing a single prefix 9906     22355 9906 / 22355 = 0.4431
Average Announcements per AS 3.1308     11.7173 3.1308 / 11.7173 = 0.2672
Average Address Range per AS (prefix) 29.2139     - 29.2139 / 11.7173 = 2.4932
Max Announcments for an AS 1245     4216 1245 / 4216 = 0.2953
Max Announced span for an AS 18.95     - 18.95 / 4216 = 0.0045
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 27752     325625 27752 / 325625 = 0.0852
Number of More Specifics 16843     369237 16843 / 369237 = 0.0456
Specifics: % of Announcements 37.7688     53.1382 37.7688 / 53.1382 = 0.7108
Specifics: % of Address Space 2.5813     36.2655 2.5813 / 36.2655 = 0.0712



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 9339     162953 9339 / 162953 = 0.0573
Specifics where AS prepended Path matches aggregate % 55.45     44.13 55.45 / 44.13 = 1.2565
Specifics where AS Path matches aggregate 9670     173173 9670 / 173173 = 0.0558
Specifics where AS Path matches aggregate % 57.4126     46.9002 57.4126 / 46.9002 = 1.2241
Specifics where AS Origin matches aggregate 13728     280450 13728 / 280450 = 0.0489
Specifics where AS Origin matches aggregate % 81.5057     75.9539 81.5057 / 75.9539 = 1.0731
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 10820     37510 10820 / 37510 = 0.2885
Origin ASs announced via a single AS path 10611     37164 10611 / 37164 = 0.2855
Multi-Origin Prefixes 374     1582 374 / 1582 = 0.2364
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 33290     174518 33290 / 174518 = 0.1908
Selected AS Paths 11081     91311 11081 / 91311 = 0.1214
AS paths associated with a single FIB entry 12467     42154 12467 / 42154 = 0.2957
Unique AS prepended Paths 33746     185806 33746 / 185806 = 0.1816
AS Paths using prepending 2665     41507 2665 / 41507 = 0.0642
AS Paths using private ASs 3     49 3 / 49 = 0.0612
Average AS path length 5.4643     5.7185 5.4643 / 5.7185 = 0.9555
Average address weighted AS path length 5.2065     7.0064 5.2065 / 7.0064 = 0.7431
Maximum AS Path length 16     19 16 / 19 = 0.8421
Maximum prepended AS Path length 48     37 48 / 37 = 1.2973
Average entries per AS Path 1.3396     3.9816 1.3396 / 3.9816 = 0.3364
Average entries per Selected AS Path 2.5982     7.6098 2.5982 / 7.6098 = 0.3414
AS Paths per origin AS 2.3371     2.9429 2.3371 / 2.9429 = 0.7941
Selected AS Paths per origin AS 1.2050     1.5398 1.2050 / 1.5398 = 0.7826