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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 14-02-2016 1345

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 26820     591908 26820 / 591908 = 0.0453
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 15.5765     0.61338626 15.5765 / 0.61338626 = 25.3943
Announced % of Total Address span 0.002046     65.366064 0.002046 / 65.366064 = 0.0000
Average Address Span per Announcement 30.2876     19.7884 30.2876 / 19.7884 = 1.5306
Average Announcement Length 40.9712     22.5338 40.9712 / 22.5338 = 1.8182
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 10948     53005 10948 / 53005 = 0.2065
Origin-only ASes 8946     45576 8946 / 45576 = 0.1963
Origin and Transit ASes 1854     7213 1854 / 7213 = 0.2570
Transit ASes 148     216 148 / 216 = 0.6852
ASs Announcing a single prefix 7810     20811 7810 / 20811 = 0.3753
Average Announcements per AS 2.4833     11.2127 2.4833 / 11.2127 = 0.2215
Average Address Range per AS (prefix) 28.9753     - 28.9753 / 11.2127 = 2.5842
Max Announcments for an AS 456     1126 456 / 1126 = 0.4050
Max Announced span for an AS 18.95     - 18.95 / 1126 = 0.0168
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 18504     284343 18504 / 284343 = 0.0651
Number of More Specifics 8316     307565 8316 / 307565 = 0.0270
Specifics: % of Announcements 31.0067     51.9616 31.0067 / 51.9616 = 0.5967
Specifics: % of Address Space 2.2287     33.5733 2.2287 / 33.5733 = 0.0664



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 3880     133692 3880 / 133692 = 0.0290
Specifics where AS prepended Path matches aggregate % 46.66     43.47 46.66 / 43.47 = 1.0734
Specifics where AS Path matches aggregate 4072     140730 4072 / 140730 = 0.0289
Specifics where AS Path matches aggregate % 48.9658     45.7562 48.9658 / 45.7562 = 1.0701
Specifics where AS Origin matches aggregate 5979     228073 5979 / 228073 = 0.0262
Specifics where AS Origin matches aggregate % 71.8975     74.1544 71.8975 / 74.1544 = 0.9696
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 8308     34216 8308 / 34216 = 0.2428
Origin ASs announced via a single AS path 8156     33874 8156 / 33874 = 0.2408
Multi-Origin Prefixes 71     1593 71 / 1593 = 0.0446
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 24815     153848 24815 / 153848 = 0.1613
Selected AS Paths 11081     79382 11081 / 79382 = 0.1396
AS paths associated with a single FIB entry 9578     37567 9578 / 37567 = 0.2550
Unique AS prepended Paths 25094     162701 25094 / 162701 = 0.1542
AS Paths using prepending 1860     36346 1860 / 36346 = 0.0512
AS Paths using private ASs 2     160 2 / 160 = 0.0125
Average AS path length 5.4976     5.7472 5.4976 / 5.7472 = 0.9566
Average address weighted AS path length 5.1571     6.8888 5.1571 / 6.8888 = 0.7486
Maximum AS Path length 13     14 13 / 14 = 0.9286
Maximum prepended AS Path length 32     45 32 / 45 = 0.7111
Average entries per AS Path 1.0808     3.8474 1.0808 / 3.8474 = 0.2809
Average entries per Selected AS Path 2.1197     7.4565 2.1197 / 7.4565 = 0.2843
AS Paths per origin AS 2.2977     2.9144 2.2977 / 2.9144 = 0.7884
Selected AS Paths per origin AS 1.1716     1.5038 1.1716 / 1.5038 = 0.7791