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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 24-06-2018 0046

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 53257     725866 53257 / 725866 = 0.0734
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 15.2292     0.58765526 15.2292 / 0.58765526 = 25.9152
Announced % of Total Address span 0.002603     66.542351 0.002603 / 66.542351 = 0.0000
Average Address Span per Announcement 30.9299     20.0571 30.9299 / 20.0571 = 1.5421
Average Announcement Length 41.8532     22.6731 41.8532 / 22.6731 = 1.8459
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 15458     61297 15458 / 61297 = 0.2522
Origin-only ASes 12553     52519 12553 / 52519 = 0.2390
Origin and Transit ASes 2689     8490 2689 / 8490 = 0.3167
Transit ASes 216     288 216 / 288 = 0.7500
ASs Announcing a single prefix 10425     22745 10425 / 22745 = 0.4583
Average Announcements per AS 3.4941     11.8977 3.4941 / 11.8977 = 0.2937
Average Address Range per AS (prefix) 29.1250     - 29.1250 / 11.8977 = 2.4480
Max Announcments for an AS 1256     4300 1256 / 4300 = 0.2921
Max Announced span for an AS 18.95     - 18.95 / 4300 = 0.0044
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 31096     337734 31096 / 337734 = 0.0921
Number of More Specifics 22161     388132 22161 / 388132 = 0.0571
Specifics: % of Announcements 41.6114     53.4716 41.6114 / 53.4716 = 0.7782
Specifics: % of Address Space 2.5577     36.8782 2.5577 / 36.8782 = 0.0694



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 12640     176281 12640 / 176281 = 0.0717
Specifics where AS prepended Path matches aggregate % 57.04     45.42 57.04 / 45.42 = 1.2558
Specifics where AS Path matches aggregate 12869     187281 12869 / 187281 = 0.0687
Specifics where AS Path matches aggregate % 58.0705     48.2519 58.0705 / 48.2519 = 1.2035
Specifics where AS Origin matches aggregate 18391     297224 18391 / 297224 = 0.0619
Specifics where AS Origin matches aggregate % 82.9881     76.5781 82.9881 / 76.5781 = 1.0837
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 11356     38593 11356 / 38593 = 0.2943
Origin ASs announced via a single AS path 11107     38207 11107 / 38207 = 0.2907
Multi-Origin Prefixes 196     1683 196 / 1683 = 0.1165
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 53679     179824 53679 / 179824 = 0.2985
Selected AS Paths 11081     93158 11081 / 93158 = 0.1189
AS paths associated with a single FIB entry 13599     42757 13599 / 42757 = 0.3181
Unique AS prepended Paths 54537     192014 54537 / 192014 = 0.2840
AS Paths using prepending 4746     41118 4746 / 41118 = 0.1154
AS Paths using private ASs 12     55 12 / 55 = 0.2182
Average AS path length 4.7827     5.5478 4.7827 / 5.5478 = 0.8621
Average address weighted AS path length 4.4693     6.8674 4.4693 / 6.8674 = 0.6508
Maximum AS Path length 12     14 12 / 14 = 0.8571
Maximum prepended AS Path length 38     32 38 / 32 = 1.1875
Average entries per AS Path 0.9921     4.0365 0.9921 / 4.0365 = 0.2458
Average entries per Selected AS Path 2.8149     7.7918 2.8149 / 7.7918 = 0.3613
AS Paths per origin AS 3.5218     2.9475 3.5218 / 2.9475 = 1.1948
Selected AS Paths per origin AS 1.2413     1.5270 1.2413 / 1.5270 = 0.8129