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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 26-06-2017 1645

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 40612     673309 40612 / 673309 = 0.0603
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 15.3920     0.59220934 15.3920 / 0.59220934 = 25.9908
Announced % of Total Address span 0.002326     66.332631 0.002326 / 66.332631 = 0.0000
Average Address Span per Announcement 30.7016     19.9532 30.7016 / 19.9532 = 1.5387
Average Announcement Length 41.4238     22.6303 41.4238 / 22.6303 = 1.8305
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 13586     57876 13586 / 57876 = 0.2347
Origin-only ASes 11119     49804 11119 / 49804 = 0.2233
Origin and Transit ASes 2269     7831 2269 / 7831 = 0.2897
Transit ASes 198     241 198 / 241 = 0.8216
ASs Announcing a single prefix 9388     21825 9388 / 21825 = 0.4301
Average Announcements per AS 3.0335     11.6823 3.0335 / 11.6823 = 0.2597
Average Address Range per AS (prefix) 29.1006     - 29.1006 / 11.6823 = 2.4910
Max Announcments for an AS 1362     3966 1362 / 3966 = 0.3434
Max Announced span for an AS 18.95     - 18.95 / 3966 = 0.0048
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 25490     314776 25490 / 314776 = 0.0810
Number of More Specifics 15122     358533 15122 / 358533 = 0.0422
Specifics: % of Announcements 37.2353     53.2494 37.2353 / 53.2494 = 0.6993
Specifics: % of Address Space 2.4392     36.0273 2.4392 / 36.0273 = 0.0677



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 8313     158922 8313 / 158922 = 0.0523
Specifics where AS prepended Path matches aggregate % 54.97     44.33 54.97 / 44.33 = 1.2400
Specifics where AS Path matches aggregate 8708     167901 8708 / 167901 = 0.0519
Specifics where AS Path matches aggregate % 57.5850     46.8300 57.5850 / 46.8300 = 1.2297
Specifics where AS Origin matches aggregate 12346     271129 12346 / 271129 = 0.0455
Specifics where AS Origin matches aggregate % 81.6426     75.6218 81.6426 / 75.6218 = 1.0796
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 10244     36819 10244 / 36819 = 0.2782
Origin ASs announced via a single AS path 10032     36477 10032 / 36477 = 0.2750
Multi-Origin Prefixes 359     1761 359 / 1761 = 0.2039
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 30957     169784 30957 / 169784 = 0.1823
Selected AS Paths 11081     87698 11081 / 87698 = 0.1264
AS paths associated with a single FIB entry 11648     40412 11648 / 40412 = 0.2882
Unique AS prepended Paths 31375     180597 31375 / 180597 = 0.1737
AS Paths using prepending 2543     40833 2543 / 40833 = 0.0623
AS Paths using private ASs 1     48 1 / 48 = 0.0208
Average AS path length 5.4642     5.7132 5.4642 / 5.7132 = 0.9564
Average address weighted AS path length 5.2667     6.9888 5.2667 / 6.9888 = 0.7536
Maximum AS Path length 16     16 16 / 16 = 1.0000
Maximum prepended AS Path length 27     43 27 / 43 = 0.6279
Average entries per AS Path 1.3119     3.9657 1.3119 / 3.9657 = 0.3308
Average entries per Selected AS Path 2.5492     7.6776 2.5492 / 7.6776 = 0.3320
AS Paths per origin AS 2.3123     2.9458 2.3123 / 2.9458 = 0.7849
Selected AS Paths per origin AS 1.1899     1.5216 1.1899 / 1.5216 = 0.7820