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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 18-09-2025 1047

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 235603     1028627 235603 / 1028627 = 0.2290
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 14.7274     0.46590596 14.7274 / 0.46590596 = 31.6102
Announced % of Total Address span 0.003686     72.401628 0.003686 / 72.401628 = 0.0001
Average Address Span per Announcement 32.5734     20.4382 32.5734 / 20.4382 = 1.5938
Average Announcement Length 42.9189     22.9276 42.9189 / 22.9276 = 1.8719
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 35668     77548 35668 / 77548 = 0.4599
Origin-only ASes 29576     66223 29576 / 66223 = 0.4466
Origin and Transit ASes 5695     10751 5695 / 10751 = 0.5297
Transit ASes 397     574 397 / 574 = 0.6916
ASs Announcing a single prefix 21699     26878 21699 / 26878 = 0.8073
Average Announcements per AS 6.6798     13.3633 6.6798 / 13.3633 = 0.4999
Average Address Range per AS (prefix) 29.8336     - 29.8336 / 13.3633 = 2.2325
Max Announcments for an AS 7013     3738 7013 / 3738 = 1.8761
Max Announced span for an AS 18.95     - 18.95 / 3738 = 0.0051
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 100428     494519 100428 / 494519 = 0.2031
Number of More Specifics 135175     534108 135175 / 534108 = 0.2531
Specifics: % of Announcements 57.3741     51.9244 57.3741 / 51.9244 = 1.1050
Specifics: % of Address Space 6.2130     35.5311 6.2130 / 35.5311 = 0.1749


Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 64673     236594 64673 / 236594 = 0.2734
Specifics where AS prepended Path matches aggregate % 47.84     44.30 47.84 / 44.30 = 1.0799
Specifics where AS Path matches aggregate 68551     256059 68551 / 256059 = 0.2677
Specifics where AS Path matches aggregate % 50.7128     47.9414 50.7128 / 47.9414 = 1.0578
Specifics where AS Origin matches aggregate 104073     411848 104073 / 411848 = 0.2527
Specifics where AS Origin matches aggregate % 76.9913     77.1095 76.9913 / 77.1095 = 0.9985
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 25606     46432 25606 / 46432 = 0.5515
Origin ASs announced via a single AS path 25173     45902 25173 / 45902 = 0.5484
Multi-Origin Prefixes 1109     2239 1109 / 2239 = 0.4953
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 138557     261832 138557 / 261832 = 0.5292
Selected AS Paths 11081     130311 11081 / 130311 = 0.0850
AS paths associated with a single FIB entry 31347     62131 31347 / 62131 = 0.5045
Unique AS prepended Paths 142092     278758 142092 / 278758 = 0.5097
AS Paths using prepending 20263     62285 20263 / 62285 = 0.3253
AS Paths using private ASs 30     27 30 / 27 = 1.1111
Average AS path length 4.8556     5.1910 4.8556 / 5.1910 = 0.9354
Average address weighted AS path length 4.8896     6.4867 4.8896 / 6.4867 = 0.7538
Maximum AS Path length 26     16 26 / 16 = 1.6250
Maximum prepended AS Path length 46     91 46 / 91 = 0.5055
Average entries per AS Path 1.7004     3.9286 1.7004 / 3.9286 = 0.4328
Average entries per Selected AS Path 4.9555     7.8936 4.9555 / 7.8936 = 0.6278
AS Paths per origin AS 3.9284     3.4016 3.9284 / 3.4016 = 1.1549
Selected AS Paths per origin AS 1.3480     1.6929 1.3480 / 1.6929 = 0.7963