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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 20-11-2019 1846

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 77402     804151 77402 / 804151 = 0.0963
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 14.9767     0.59788875 14.9767 / 0.59788875 = 25.0493
Announced % of Total Address span 0.003102     66.072015 0.003102 / 66.072015 = 0.0000
Average Address Span per Announcement 31.2168     20.2154 31.2168 / 20.2154 = 1.5442
Average Announcement Length 42.2445     22.7445 42.2445 / 22.7445 = 1.8574
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 18330     66300 18330 / 66300 = 0.2765
Origin-only ASes 14783     56716 14783 / 56716 = 0.2606
Origin and Transit ASes 3315     9290 3315 / 9290 = 0.3568
Transit ASes 232     294 232 / 294 = 0.7891
ASs Announcing a single prefix 11800     24013 11800 / 24013 = 0.4914
Average Announcements per AS 4.2768     12.1830 4.2768 / 12.1830 = 0.3510
Average Address Range per AS (prefix) 29.1202     - 29.1202 / 12.1830 = 2.3902
Max Announcments for an AS 1598     502 1598 / 502 = 3.1833
Max Announced span for an AS 18.95     - 18.95 / 502 = 0.0377
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 41328     376700 41328 / 376700 = 0.1097
Number of More Specifics 36074     427451 36074 / 427451 = 0.0844
Specifics: % of Announcements 46.6060     53.1556 46.6060 / 53.1556 = 0.8768
Specifics: % of Address Space 7.5334     37.8353 7.5334 / 37.8353 = 0.1991



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 19114     180517 19114 / 180517 = 0.1059
Specifics where AS prepended Path matches aggregate % 52.99     42.23 52.99 / 42.23 = 1.2548
Specifics where AS Path matches aggregate 19776     187758 19776 / 187758 = 0.1053
Specifics where AS Path matches aggregate % 54.8206     43.9250 54.8206 / 43.9250 = 1.2481
Specifics where AS Origin matches aggregate 29481     317553 29481 / 317553 = 0.0928
Specifics where AS Origin matches aggregate % 81.7237     74.2899 81.7237 / 74.2899 = 1.1001
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 13018     40606 13018 / 40606 = 0.3206
Origin ASs announced via a single AS path 12737     40210 12737 / 40210 = 0.3168
Multi-Origin Prefixes 234     1951 234 / 1951 = 0.1199
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 66729     199120 66729 / 199120 = 0.3351
Selected AS Paths 11081     106092 11081 / 106092 = 0.1044
AS paths associated with a single FIB entry 16490     49539 16490 / 49539 = 0.3329
Unique AS prepended Paths 67982     212524 67982 / 212524 = 0.3199
AS Paths using prepending 7960     52629 7960 / 52629 = 0.1512
AS Paths using private ASs 61     38 61 / 38 = 1.6053
Average AS path length 4.7321     5.5362 4.7321 / 5.5362 = 0.8548
Average address weighted AS path length 4.7680     7.0015 4.7680 / 7.0015 = 0.6810
Maximum AS Path length 12     14 12 / 14 = 0.8571
Maximum prepended AS Path length 33     36 33 / 36 = 0.9167
Average entries per AS Path 1.1599     4.0385 1.1599 / 4.0385 = 0.2872
Average entries per Selected AS Path 3.2877     7.5798 3.2877 / 7.5798 = 0.4337
AS Paths per origin AS 3.6871     3.0167 3.6871 / 3.0167 = 1.2222
Selected AS Paths per origin AS 1.3009     1.6073 1.3009 / 1.6073 = 0.8094