Home    BGP Reports    CIDR Reports   IPv4 Reports   IPv6 Reports    IETF Docs  

IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 03-02-2026 0447

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 243124     1055934 243124 / 1055934 = 0.2302
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 14.6856     0.46847546 14.6856 / 0.46847546 = 31.3476
Announced % of Total Address span 0.003795     72.272792 0.003795 / 72.272792 = 0.0001
Average Address Span per Announcement 32.5770     20.4789 32.5770 / 20.4789 = 1.5908
Average Announcement Length 42.9670     22.9455 42.9670 / 22.9455 = 1.8726
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 36119     78060 36119 / 78060 = 0.4627
Origin-only ASes 29924     66653 29924 / 66653 = 0.4490
Origin and Transit ASes 5826     10823 5826 / 10823 = 0.5383
Transit ASes 369     584 369 / 584 = 0.6318
ASs Announcing a single prefix 22023     27030 22023 / 27030 = 0.8148
Average Announcements per AS 6.8007     13.6292 6.8007 / 13.6292 = 0.4990
Average Address Range per AS (prefix) 29.8113     - 29.8113 / 13.6292 = 2.1873
Max Announcments for an AS 6956     3727 6956 / 3727 = 1.8664
Max Announced span for an AS 18.95     - 18.95 / 3727 = 0.0051
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 105111     507590 105111 / 507590 = 0.2071
Number of More Specifics 138013     548344 138013 / 548344 = 0.2517
Specifics: % of Announcements 56.7665     51.9298 56.7665 / 51.9298 = 1.0931
Specifics: % of Address Space 6.6260     35.9008 6.6260 / 35.9008 = 0.1846


Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 69724     244957 69724 / 244957 = 0.2846
Specifics where AS prepended Path matches aggregate % 50.52     44.67 50.52 / 44.67 = 1.1310
Specifics where AS Path matches aggregate 74996     264284 74996 / 264284 = 0.2838
Specifics where AS Path matches aggregate % 54.3398     48.1968 54.3398 / 48.1968 = 1.1275
Specifics where AS Origin matches aggregate 105993     421173 105993 / 421173 = 0.2517
Specifics where AS Origin matches aggregate % 76.7993     76.8082 76.7993 / 76.8082 = 0.9999
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 25920     46777 25920 / 46777 = 0.5541
Origin ASs announced via a single AS path 25507     46223 25507 / 46223 = 0.5518
Multi-Origin Prefixes 1701     2250 1701 / 2250 = 0.7560
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 140728     266830 140728 / 266830 = 0.5274
Selected AS Paths 11081     131079 11081 / 131079 = 0.0845
AS paths associated with a single FIB entry 32013     62389 32013 / 62389 = 0.5131
Unique AS prepended Paths 144395     283868 144395 / 283868 = 0.5087
AS Paths using prepending 21201     63795 21201 / 63795 = 0.3323
AS Paths using private ASs 23     21 23 / 21 = 1.0952
Average AS path length 4.8511     5.2191 4.8511 / 5.2191 = 0.9295
Average address weighted AS path length 4.9095     6.5632 4.9095 / 6.5632 = 0.7480
Maximum AS Path length 26     15 26 / 15 = 1.7333
Maximum prepended AS Path length 37     210 37 / 210 = 0.1762
Average entries per AS Path 1.7276     3.9573 1.7276 / 3.9573 = 0.4366
Average entries per Selected AS Path 5.0085     8.0557 5.0085 / 8.0557 = 0.6217
AS Paths per origin AS 3.9364     3.4440 3.9364 / 3.4440 = 1.1430
Selected AS Paths per origin AS 1.3578     1.6919 1.3578 / 1.6919 = 0.8025