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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 21-01-2019 0246

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 63137     761550 63137 / 761550 = 0.0829
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 15.0676     0.59555974 15.0676 / 0.59555974 = 25.2999
Announced % of Total Address span 0.002912     66.178764 0.002912 / 66.178764 = 0.0000
Average Address Span per Announcement 31.0138     20.1343 31.0138 / 20.1343 = 1.5403
Average Announcement Length 42.0278     22.7056 42.0278 / 22.7056 = 1.8510
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 16532     63250 16532 / 63250 = 0.2614
Origin-only ASes 13326     54211 13326 / 54211 = 0.2458
Origin and Transit ASes 2990     8748 2990 / 8748 = 0.3418
Transit ASes 216     291 216 / 291 = 0.7423
ASs Announcing a single prefix 10872     23254 10872 / 23254 = 0.4675
Average Announcements per AS 3.8696     12.0960 3.8696 / 12.0960 = 0.3199
Average Address Range per AS (prefix) 29.0616     - 29.0616 / 12.0960 = 2.4026
Max Announcments for an AS 1342     2056 1342 / 2056 = 0.6527
Max Announced span for an AS 18.95     - 18.95 / 2056 = 0.0092
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 35703     353232 35703 / 353232 = 0.1011
Number of More Specifics 27434     408318 27434 / 408318 = 0.0672
Specifics: % of Announcements 43.4515     53.6167 43.4515 / 53.6167 = 0.8104
Specifics: % of Address Space 3.4164     37.6872 3.4164 / 37.6872 = 0.0907



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 14808     183088 14808 / 183088 = 0.0809
Specifics where AS prepended Path matches aggregate % 53.98     44.84 53.98 / 44.84 = 1.2038
Specifics where AS Path matches aggregate 15411     192450 15411 / 192450 = 0.0801
Specifics where AS Path matches aggregate % 56.1748     47.1324 56.1748 / 47.1324 = 1.1919
Specifics where AS Origin matches aggregate 22338     312429 22338 / 312429 = 0.0715
Specifics where AS Origin matches aggregate % 81.4245     76.5161 81.4245 / 76.5161 = 1.0641
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 11915     39326 11915 / 39326 = 0.3030
Origin ASs announced via a single AS path 11643     38959 11643 / 38959 = 0.2989
Multi-Origin Prefixes 217     2100 217 / 2100 = 0.1033
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 58886     189238 58886 / 189238 = 0.3112
Selected AS Paths 11081     99537 11081 / 99537 = 0.1113
AS paths associated with a single FIB entry 14643     46306 14643 / 46306 = 0.3162
Unique AS prepended Paths 59845     201185 59845 / 201185 = 0.2975
AS Paths using prepending 5636     40624 5636 / 40624 = 0.1387
AS Paths using private ASs 24     41 24 / 41 = 0.5854
Average AS path length 4.7555     5.6150 4.7555 / 5.6150 = 0.8469
Average address weighted AS path length 4.4873     6.9808 4.4873 / 6.9808 = 0.6428
Maximum AS Path length 10     15 10 / 15 = 0.6667
Maximum prepended AS Path length 24     33 24 / 33 = 0.7273
Average entries per AS Path 1.0722     4.0243 1.0722 / 4.0243 = 0.2664
Average entries per Selected AS Path 3.0519     7.6509 3.0519 / 7.6509 = 0.3989
AS Paths per origin AS 3.6091     3.0057 3.6091 / 3.0057 = 1.2008
Selected AS Paths per origin AS 1.2680     1.5810 1.2680 / 1.5810 = 0.8020