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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 01-07-2016 1245

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 30631     615808 30631 / 615808 = 0.0497
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 15.5372     0.60816142 15.5372 / 0.60816142 = 25.5478
Announced % of Total Address span 0.002103     65.603222 0.002103 / 65.603222 = 0.0000
Average Address Span per Announcement 30.4399     19.8404 30.4399 / 19.8404 = 1.5342
Average Announcement Length 41.0897     22.5668 41.0897 / 22.5668 = 1.8208
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 11854     54452 11854 / 54452 = 0.2177
Origin-only ASes 9717     46879 9717 / 46879 = 0.2073
Origin and Transit ASes 1977     7366 1977 / 7366 = 0.2684
Transit ASes 160     207 160 / 207 = 0.7729
ASs Announcing a single prefix 8370     21137 8370 / 21137 = 0.3960
Average Announcements per AS 2.6194     11.3523 2.6194 / 11.3523 = 0.2307
Average Address Range per AS (prefix) 29.0507     - 29.0507 / 11.3523 = 2.5590
Max Announcments for an AS 534     3440 534 / 3440 = 0.1552
Max Announced span for an AS 18.95     - 18.95 / 3440 = 0.0055
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 20500     294254 20500 / 294254 = 0.0697
Number of More Specifics 10131     321554 10131 / 321554 = 0.0315
Specifics: % of Announcements 33.0743     52.2166 33.0743 / 52.2166 = 0.6334
Specifics: % of Address Space 2.3565     34.3462 2.3565 / 34.3462 = 0.0686



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 4745     142791 4745 / 142791 = 0.0332
Specifics where AS prepended Path matches aggregate % 46.84     44.41 46.84 / 44.41 = 1.0547
Specifics where AS Path matches aggregate 5090     150043 5090 / 150043 = 0.0339
Specifics where AS Path matches aggregate % 50.2418     46.6618 50.2418 / 46.6618 = 1.0767
Specifics where AS Origin matches aggregate 7608     239655 7608 / 239655 = 0.0317
Specifics where AS Origin matches aggregate % 75.0962     74.5302 75.0962 / 74.5302 = 1.0076
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 8992     35197 8992 / 35197 = 0.2555
Origin ASs announced via a single AS path 8816     34870 8816 / 34870 = 0.2528
Multi-Origin Prefixes 107     1596 107 / 1596 = 0.0670
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 27045     157998 27045 / 157998 = 0.1712
Selected AS Paths 11081     81234 11081 / 81234 = 0.1364
AS paths associated with a single FIB entry 10265     37967 10265 / 37967 = 0.2704
Unique AS prepended Paths 27357     167322 27357 / 167322 = 0.1635
AS Paths using prepending 1994     35786 1994 / 35786 = 0.0557
AS Paths using private ASs 4     142 4 / 142 = 0.0282
Average AS path length 5.5078     5.7141 5.5078 / 5.7141 = 0.9639
Average address weighted AS path length 5.1731     6.9085 5.1731 / 6.9085 = 0.7488
Maximum AS Path length 12     14 12 / 14 = 0.8571
Maximum prepended AS Path length 22     56 22 / 56 = 0.3929
Average entries per AS Path 1.1326     3.8976 1.1326 / 3.8976 = 0.2906
Average entries per Selected AS Path 2.2233     7.5807 2.2233 / 7.5807 = 0.2933
AS Paths per origin AS 2.3127     2.9127 2.3127 / 2.9127 = 0.7940
Selected AS Paths per origin AS 1.1781     1.4975 1.1781 / 1.4975 = 0.7867