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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 17-06-2019 2046

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 71043     785242 71043 / 785242 = 0.0905
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 15.0242     0.59766633 15.0242 / 0.59766633 = 25.1381
Announced % of Total Address span 0.003001     66.082202 0.003001 / 66.082202 = 0.0000
Average Address Span per Announcement 31.1406     20.1806 31.1406 / 20.1806 = 1.5431
Average Announcement Length 42.2321     22.7155 42.2321 / 22.7155 = 1.8592
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 17341     64739 17341 / 64739 = 0.2679
Origin-only ASes 13990     55427 13990 / 55427 = 0.2524
Origin and Transit ASes 3120     9039 3120 / 9039 = 0.3452
Transit ASes 231     273 231 / 273 = 0.8462
ASs Announcing a single prefix 11238     23654 11238 / 23654 = 0.4751
Average Announcements per AS 4.1521     12.1807 4.1521 / 12.1807 = 0.3409
Average Address Range per AS (prefix) 29.0868     - 29.0868 / 12.1807 = 2.3879
Max Announcments for an AS 1305     2093 1305 / 2093 = 0.6235
Max Announced span for an AS 18.95     - 18.95 / 2093 = 0.0091
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 38112     362730 38112 / 362730 = 0.1051
Number of More Specifics 32931     422512 32931 / 422512 = 0.0779
Specifics: % of Announcements 46.3536     53.8066 46.3536 / 53.8066 = 0.8615
Specifics: % of Address Space 6.6132     37.6000 6.6132 / 37.6000 = 0.1759



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 16620     187947 16620 / 187947 = 0.0884
Specifics where AS prepended Path matches aggregate % 50.47     44.48 50.47 / 44.48 = 1.1347
Specifics where AS Path matches aggregate 17244     196237 17244 / 196237 = 0.0879
Specifics where AS Path matches aggregate % 52.3640     46.4453 52.3640 / 46.4453 = 1.1274
Specifics where AS Origin matches aggregate 26653     313640 26653 / 313640 = 0.0850
Specifics where AS Origin matches aggregate % 80.9359     74.2322 80.9359 / 74.2322 = 1.0903
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 12377     40333 12377 / 40333 = 0.3069
Origin ASs announced via a single AS path 12126     39951 12126 / 39951 = 0.3035
Multi-Origin Prefixes 273     2049 273 / 2049 = 0.1332
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 62665     194416 62665 / 194416 = 0.3223
Selected AS Paths 11081     101470 11081 / 101470 = 0.1092
AS paths associated with a single FIB entry 15432     47131 15432 / 47131 = 0.3274
Unique AS prepended Paths 63831     207439 63831 / 207439 = 0.3077
AS Paths using prepending 6940     50908 6940 / 50908 = 0.1363
AS Paths using private ASs 29     37 29 / 37 = 0.7838
Average AS path length 4.7783     5.5774 4.7783 / 5.5774 = 0.8567
Average address weighted AS path length 4.6865     6.9847 4.6865 / 6.9847 = 0.6710
Maximum AS Path length 11     14 11 / 14 = 0.7857
Maximum prepended AS Path length 31     44 31 / 44 = 0.7045
Average entries per AS Path 1.1337     4.0390 1.1337 / 4.0390 = 0.2807
Average entries per Selected AS Path 3.2342     7.7387 3.2342 / 7.7387 = 0.4179
AS Paths per origin AS 3.6625     3.0158 3.6625 / 3.0158 = 1.2144
Selected AS Paths per origin AS 1.2838     1.5740 1.2838 / 1.5740 = 0.8156