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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 19-03-2019 0946

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 65909     769674 65909 / 769674 = 0.0856
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 15.1054     0.59450866 15.1054 / 0.59450866 = 25.4082
Announced % of Total Address span 0.002837     66.226996 0.002837 / 66.226996 = 0.0000
Average Address Span per Announcement 31.1136     20.1486 31.1136 / 20.1486 = 1.5442
Average Announcement Length 42.0962     22.7120 42.0962 / 22.7120 = 1.8535
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 16840     63853 16840 / 63853 = 0.2637
Origin-only ASes 13580     54701 13580 / 54701 = 0.2483
Origin and Transit ASes 3036     8875 3036 / 8875 = 0.3421
Transit ASes 224     277 224 / 277 = 0.8087
ASs Announcing a single prefix 11021     23388 11021 / 23388 = 0.4712
Average Announcements per AS 3.9666     12.1064 3.9666 / 12.1064 = 0.3276
Average Address Range per AS (prefix) 29.1257     - 29.1257 / 12.1064 = 2.4058
Max Announcments for an AS 1456     2060 1456 / 2060 = 0.7068
Max Announced span for an AS 18.95     - 18.95 / 2060 = 0.0092
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 37377     357249 37377 / 357249 = 0.1046
Number of More Specifics 28532     412425 28532 / 412425 = 0.0692
Specifics: % of Announcements 43.2900     53.5844 43.2900 / 53.5844 = 0.8079
Specifics: % of Address Space 3.5360     37.8849 3.5360 / 37.8849 = 0.0933



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 15907     181026 15907 / 181026 = 0.0879
Specifics where AS prepended Path matches aggregate % 55.75     43.89 55.75 / 43.89 = 1.2702
Specifics where AS Path matches aggregate 16542     189786 16542 / 189786 = 0.0872
Specifics where AS Path matches aggregate % 57.9770     46.0171 57.9770 / 46.0171 = 1.2599
Specifics where AS Origin matches aggregate 23304     309167 23304 / 309167 = 0.0754
Specifics where AS Origin matches aggregate % 81.6767     74.9632 81.6767 / 74.9632 = 1.0896
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 12168     39603 12168 / 39603 = 0.3072
Origin ASs announced via a single AS path 11903     39250 11903 / 39250 = 0.3033
Multi-Origin Prefixes 226     1923 226 / 1923 = 0.1175
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 59744     192618 59744 / 192618 = 0.3102
Selected AS Paths 11081     100627 11081 / 100627 = 0.1101
AS paths associated with a single FIB entry 14778     46903 14778 / 46903 = 0.3151
Unique AS prepended Paths 60800     204548 60800 / 204548 = 0.2972
AS Paths using prepending 5841     40925 5841 / 40925 = 0.1427
AS Paths using private ASs 24     37 24 / 37 = 0.6486
Average AS path length 4.7556     5.5978 4.7556 / 5.5978 = 0.8495
Average address weighted AS path length 4.4405     6.9824 4.4405 / 6.9824 = 0.6360
Maximum AS Path length 11     15 11 / 15 = 0.7333
Maximum prepended AS Path length 24     32 24 / 32 = 0.7500
Average entries per AS Path 1.1032     3.9959 1.1032 / 3.9959 = 0.2761
Average entries per Selected AS Path 3.1399     7.6488 3.1399 / 7.6488 = 0.4105
AS Paths per origin AS 3.5956     3.0297 3.5956 / 3.0297 = 1.1868
Selected AS Paths per origin AS 1.2633     1.5828 1.2633 / 1.5828 = 0.7981