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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 04-10-2022 1647

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 164013     934442 164013 / 934442 = 0.1755
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 14.7607     0.48623958 14.7607 / 0.48623958 = 30.3568
Announced % of Total Address span 0.003602     71.388343 0.003602 / 71.388343 = 0.0001
Average Address Span per Announcement 32.0842     20.3201 32.0842 / 20.3201 = 1.5789
Average Announcement Length 42.6265     22.8343 42.6265 / 22.8343 = 1.8668
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 29697     73925 29697 / 73925 = 0.4017
Origin-only ASes 24816     63177 24816 / 63177 = 0.3928
Origin and Transit ASes 4560     10321 4560 / 10321 = 0.4418
Transit ASes 321     427 321 / 427 = 0.7518
ASs Announcing a single prefix 19110     25750 19110 / 25750 = 0.7421
Average Announcements per AS 5.5832     12.7138 5.5832 / 12.7138 = 0.4391
Average Address Range per AS (prefix) 29.6031     - 29.6031 / 12.7138 = 2.3284
Max Announcments for an AS 3870     3987 3870 / 3987 = 0.9707
Max Announced span for an AS 18.95     - 18.95 / 3987 = 0.0048
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 65927     440680 65927 / 440680 = 0.1496
Number of More Specifics 98086     493762 98086 / 493762 = 0.1987
Specifics: % of Announcements 59.8038     52.8403 59.8038 / 52.8403 = 1.1318
Specifics: % of Address Space 9.6259     36.2869 9.6259 / 36.2869 = 0.2653



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 42992     214725 42992 / 214725 = 0.2002
Specifics where AS prepended Path matches aggregate % 43.83     43.49 43.83 / 43.49 = 1.0078
Specifics where AS Path matches aggregate 44579     226613 44579 / 226613 = 0.1967
Specifics where AS Path matches aggregate % 45.4489     45.8952 45.4489 / 45.8952 = 0.9903
Specifics where AS Origin matches aggregate 66991     382445 66991 / 382445 = 0.1752
Specifics where AS Origin matches aggregate % 68.2982     77.4553 68.2982 / 77.4553 = 0.8818
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 21926     44179 21926 / 44179 = 0.4963
Origin ASs announced via a single AS path 21563     43741 21563 / 43741 = 0.4930
Multi-Origin Prefixes 866     2040 866 / 2040 = 0.4245
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 110621     237773 110621 / 237773 = 0.4652
Selected AS Paths 11081     122357 11081 / 122357 = 0.0906
AS paths associated with a single FIB entry 26387     57586 26387 / 57586 = 0.4582
Unique AS prepended Paths 112784     255180 112784 / 255180 = 0.4420
AS Paths using prepending 13222     67905 13222 / 67905 = 0.1947
AS Paths using private ASs 31     43 31 / 43 = 0.7209
Average AS path length 4.9022     5.3009 4.9022 / 5.3009 = 0.9248
Average address weighted AS path length 5.0114     6.7167 5.0114 / 6.7167 = 0.7461
Maximum AS Path length 13     15 13 / 15 = 0.8667
Maximum prepended AS Path length 39     58 39 / 58 = 0.6724
Average entries per AS Path 1.4827     3.9300 1.4827 / 3.9300 = 0.3773
Average entries per Selected AS Path 4.2737     7.6370 4.2737 / 7.6370 = 0.5596
AS Paths per origin AS 3.7657     3.2351 3.7657 / 3.2351 = 1.1640
Selected AS Paths per origin AS 1.3064     1.6648 1.3064 / 1.6648 = 0.7847