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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 29-07-2016 2045

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 31315     621220 31315 / 621220 = 0.0504
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 5.9985     0.60470342 5.9985 / 0.60470342 = 9.9197
Announced % of Total Address span 1.564082     65.760655 1.564082 / 65.760655 = 0.0238
Average Address Span per Announcement 20.9331     19.8496 20.9331 / 19.8496 = 1.0546
Average Announcement Length 41.0422     22.5737 41.0422 / 22.5737 = 1.8181
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 11991     54707 11991 / 54707 = 0.2192
Origin-only ASes 9819     47080 9819 / 47080 = 0.2086
Origin and Transit ASes 2002     7420 2002 / 7420 = 0.2698
Transit ASes 170     207 170 / 207 = 0.8213
ASs Announcing a single prefix 8447     21181 8447 / 21181 = 0.3988
Average Announcements per AS 2.6491     11.3985 2.6491 / 11.3985 = 0.2324
Average Address Range per AS (prefix) 19.5276     - 19.5276 / 11.3985 = 1.7132
Max Announcments for an AS 562     3473 562 / 3473 = 0.1618
Max Announced span for an AS 6.00     - 6.00 / 3473 = 0.0017
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 17322     295259 17322 / 295259 = 0.0587
Number of More Specifics 13993     325961 13993 / 325961 = 0.0429
Specifics: % of Announcements 44.6847     52.4711 44.6847 / 52.4711 = 0.8516
Specifics: % of Address Space 0.0372     34.6006 0.0372 / 34.6006 = 0.0011



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 4734     145661 4734 / 145661 = 0.0325
Specifics where AS prepended Path matches aggregate % 33.83     44.69 33.83 / 44.69 = 0.7570
Specifics where AS Path matches aggregate 5078     152966 5078 / 152966 = 0.0332
Specifics where AS Path matches aggregate % 36.2896     46.9277 36.2896 / 46.9277 = 0.7733
Specifics where AS Origin matches aggregate 7810     243507 7810 / 243507 = 0.0321
Specifics where AS Origin matches aggregate % 55.8136     74.7043 55.8136 / 74.7043 = 0.7471
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 9057     35295 9057 / 35295 = 0.2566
Origin ASs announced via a single AS path 8876     34970 8876 / 34970 = 0.2538
Multi-Origin Prefixes 89     1637 89 / 1637 = 0.0544
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 27447     158915 27447 / 158915 = 0.1727
Selected AS Paths 11081     81841 11081 / 81841 = 0.1354
AS paths associated with a single FIB entry 10457     38192 10457 / 38192 = 0.2738
Unique AS prepended Paths 27786     168385 27786 / 168385 = 0.1650
AS Paths using prepending 2056     36340 2056 / 36340 = 0.0566
AS Paths using private ASs 3     142 3 / 142 = 0.0211
Average AS path length 5.5190     5.7133 5.5190 / 5.7133 = 0.9660
Average address weighted AS path length 6.0009     6.9180 6.0009 / 6.9180 = 0.8674
Maximum AS Path length 12     14 12 / 14 = 0.8571
Maximum prepended AS Path length 21     56 21 / 56 = 0.3750
Average entries per AS Path 1.1409     3.9091 1.1409 / 3.9091 = 0.2919
Average entries per Selected AS Path 2.2366     7.5906 2.2366 / 7.5906 = 0.2947
AS Paths per origin AS 2.3219     2.9159 2.3219 / 2.9159 = 0.7963
Selected AS Paths per origin AS 1.1844     1.5017 1.1844 / 1.5017 = 0.7887