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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 06-07-2022 1347

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 158426     924603 158426 / 924603 = 0.1713
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 11.8351     0.48497053 11.8351 / 0.48497053 = 24.4038
Announced % of Total Address span 0.027371     71.451166 0.027371 / 71.451166 = 0.0004
Average Address Span per Announcement 29.1085     20.3035 29.1085 / 20.3035 = 1.4337
Average Announcement Length 42.6132     22.8273 42.6132 / 22.8273 = 1.8668
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 29122     73606 29122 / 73606 = 0.3956
Origin-only ASes 24267     62848 24267 / 62848 = 0.3861
Origin and Transit ASes 4525     10348 4525 / 10348 = 0.4373
Transit ASes 330     410 330 / 410 = 0.8049
ASs Announcing a single prefix 18928     25687 18928 / 25687 = 0.7369
Average Announcements per AS 5.5024     12.6319 5.5024 / 12.6319 = 0.4356
Average Address Range per AS (prefix) 26.6485     - 26.6485 / 12.6319 = 2.1096
Max Announcments for an AS 3867     4010 3867 / 4010 = 0.9643
Max Announced span for an AS 12.00     - 12.00 / 4010 = 0.0030
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 57080     435201 57080 / 435201 = 0.1312
Number of More Specifics 101346     489402 101346 / 489402 = 0.2071
Specifics: % of Announcements 63.9706     52.9310 63.9706 / 52.9310 = 1.2086
Specifics: % of Address Space 3.0314     36.6726 3.0314 / 36.6726 = 0.0827



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 40167     211983 40167 / 211983 = 0.1895
Specifics where AS prepended Path matches aggregate % 39.63     43.31 39.63 / 43.31 = 0.9150
Specifics where AS Path matches aggregate 41537     223348 41537 / 223348 = 0.1860
Specifics where AS Path matches aggregate % 40.9853     45.6369 40.9853 / 45.6369 = 0.8981
Specifics where AS Origin matches aggregate 65446     379711 65446 / 379711 = 0.1724
Specifics where AS Origin matches aggregate % 64.5768     77.5867 64.5768 / 77.5867 = 0.8323
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 21481     43940 21481 / 43940 = 0.4889
Origin ASs announced via a single AS path 21125     43480 21125 / 43480 = 0.4859
Multi-Origin Prefixes 802     2004 802 / 2004 = 0.4002
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 108078     238369 108078 / 238369 = 0.4534
Selected AS Paths 11081     121956 11081 / 121956 = 0.0909
AS paths associated with a single FIB entry 26023     57435 26023 / 57435 = 0.4531
Unique AS prepended Paths 110159     255704 110159 / 255704 = 0.4308
AS Paths using prepending 12982     67117 12982 / 67117 = 0.1934
AS Paths using private ASs 30     53 30 / 53 = 0.5660
Average AS path length 4.8974     5.2942 4.8974 / 5.2942 = 0.9251
Average address weighted AS path length 4.1919     6.7134 4.1919 / 6.7134 = 0.6244
Maximum AS Path length 14     14 14 / 14 = 1.0000
Maximum prepended AS Path length 39     63 39 / 63 = 0.6190
Average entries per AS Path 1.4658     3.8789 1.4658 / 3.8789 = 0.3779
Average entries per Selected AS Path 4.2200     7.5814 4.2200 / 7.5814 = 0.5566
AS Paths per origin AS 3.7538     3.2566 3.7538 / 3.2566 = 1.1527
Selected AS Paths per origin AS 1.3039     1.6662 1.3039 / 1.6662 = 0.7826