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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 18-09-2020 1046

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 95459     845707 95459 / 845707 = 0.1129
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 15.0219     0.58572174 15.0219 / 0.58572174 = 25.6468
Announced % of Total Address span 0.003006     66.631592 0.003006 / 66.631592 = 0.0000
Average Address Span per Announcement 31.5645     20.2759 31.5645 / 20.2759 = 1.5567
Average Announcement Length 42.4123     22.7691 42.4123 / 22.7691 = 1.8627
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 20588     69636 20588 / 69636 = 0.2957
Origin-only ASes 16631     59546 16631 / 59546 = 0.2793
Origin and Transit ASes 3703     9751 3703 / 9751 = 0.3798
Transit ASes 254     339 254 / 339 = 0.7493
ASs Announcing a single prefix 13013     24646 13013 / 24646 = 0.5280
Average Announcements per AS 4.6946     12.2041 4.6946 / 12.2041 = 0.3847
Average Address Range per AS (prefix) 29.3335     - 29.3335 / 12.2041 = 2.4036
Max Announcments for an AS 2529     1102 2529 / 1102 = 2.2949
Max Announced span for an AS 18.95     - 18.95 / 1102 = 0.0172
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 46722     396247 46722 / 396247 = 0.1179
Number of More Specifics 48737     449460 48737 / 449460 = 0.1084
Specifics: % of Announcements 51.0554     53.1461 51.0554 / 53.1461 = 0.9607
Specifics: % of Address Space 4.9629     38.2722 4.9629 / 38.2722 = 0.1297



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 23750     194737 23750 / 194737 = 0.1220
Specifics where AS prepended Path matches aggregate % 48.73     43.33 48.73 / 43.33 = 1.1246
Specifics where AS Path matches aggregate 24820     205886 24820 / 205886 = 0.1206
Specifics where AS Path matches aggregate % 50.9264     45.8074 50.9264 / 45.8074 = 1.1118
Specifics where AS Origin matches aggregate 36762     339865 36762 / 339865 = 0.1082
Specifics where AS Origin matches aggregate % 75.4293     75.6163 75.4293 / 75.6163 = 0.9975
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 14593     41768 14593 / 41768 = 0.3494
Origin ASs announced via a single AS path 14300     41402 14300 / 41402 = 0.3454
Multi-Origin Prefixes 349     1810 349 / 1810 = 0.1928
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 80241     229749 80241 / 229749 = 0.3493
Selected AS Paths 11081     114479 11081 / 114479 = 0.0968
AS paths associated with a single FIB entry 18232     53627 18232 / 53627 = 0.3400
Unique AS prepended Paths 81759     245227 81759 / 245227 = 0.3334
AS Paths using prepending 9567     58977 9567 / 58977 = 0.1622
AS Paths using private ASs 33     71 33 / 71 = 0.4648
Average AS path length 4.7298     5.3595 4.7298 / 5.3595 = 0.8825
Average address weighted AS path length 4.6587     6.8459 4.6587 / 6.8459 = 0.6805
Maximum AS Path length 13     14 13 / 14 = 0.9286
Maximum prepended AS Path length 24     50 24 / 50 = 0.4800
Average entries per AS Path 1.1897     3.6810 1.1897 / 3.6810 = 0.3232
Average entries per Selected AS Path 3.5976     7.3874 3.5976 / 7.3874 = 0.4870
AS Paths per origin AS 3.9461     3.3154 3.9461 / 3.3154 = 1.1902
Selected AS Paths per origin AS 1.3049     1.6520 1.3049 / 1.6520 = 0.7899