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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 17-09-2025 1447

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 235446     1027532 235446 / 1027532 = 0.2291
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 14.7273     0.46580631 14.7273 / 0.46580631 = 31.6168
Announced % of Total Address span 0.003687     72.406629 0.003687 / 72.406629 = 0.0001
Average Address Span per Announcement 32.5724     20.4368 32.5724 / 20.4368 = 1.5938
Average Announcement Length 42.9212     22.9269 42.9212 / 22.9269 = 1.8721
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 35644     77549 35644 / 77549 = 0.4596
Origin-only ASes 29550     66232 29550 / 66232 = 0.4462
Origin and Transit ASes 5696     10745 5696 / 10745 = 0.5301
Transit ASes 398     572 398 / 572 = 0.6958
ASs Announcing a single prefix 21685     26907 21685 / 26907 = 0.8059
Average Announcements per AS 6.6801     13.3486 6.6801 / 13.3486 = 0.5004
Average Address Range per AS (prefix) 29.8325     - 29.8325 / 13.3486 = 2.2349
Max Announcments for an AS 7013     3731 7013 / 3731 = 1.8797
Max Announced span for an AS 18.95     - 18.95 / 3731 = 0.0051
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 100224     494410 100224 / 494410 = 0.2027
Number of More Specifics 135222     533122 135222 / 533122 = 0.2536
Specifics: % of Announcements 57.4323     51.8837 57.4323 / 51.8837 = 1.1069
Specifics: % of Address Space 6.2163     35.5097 6.2163 / 35.5097 = 0.1751


Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 64173     236793 64173 / 236793 = 0.2710
Specifics where AS prepended Path matches aggregate % 47.46     44.42 47.46 / 44.42 = 1.0684
Specifics where AS Path matches aggregate 68139     256349 68139 / 256349 = 0.2658
Specifics where AS Path matches aggregate % 50.3905     48.0845 50.3905 / 48.0845 = 1.0480
Specifics where AS Origin matches aggregate 104111     410998 104111 / 410998 = 0.2533
Specifics where AS Origin matches aggregate % 76.9926     77.0927 76.9926 / 77.0927 = 0.9987
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 25472     46483 25472 / 46483 = 0.5480
Origin ASs announced via a single AS path 25045     45945 25045 / 45945 = 0.5451
Multi-Origin Prefixes 1105     2252 1105 / 2252 = 0.4907
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 138452     261292 138452 / 261292 = 0.5299
Selected AS Paths 11081     129996 11081 / 129996 = 0.0852
AS paths associated with a single FIB entry 31714     61959 31714 / 61959 = 0.5119
Unique AS prepended Paths 141990     278170 141990 / 278170 = 0.5104
AS Paths using prepending 20218     61986 20218 / 61986 = 0.3262
AS Paths using private ASs 31     27 31 / 27 = 1.1481
Average AS path length 4.8512     5.1891 4.8512 / 5.1891 = 0.9349
Average address weighted AS path length 4.8871     6.4852 4.8871 / 6.4852 = 0.7536
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 1.7006     3.9325 1.7006 / 3.9325 = 0.4324
Average entries per Selected AS Path 4.9061     7.9043 4.9061 / 7.9043 = 0.6207
AS Paths per origin AS 3.9282     3.3944 3.9282 / 3.3944 = 1.1573
Selected AS Paths per origin AS 1.3616     1.6888 1.3616 / 1.6888 = 0.8063