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IPv6: IPv6 / IPv4 Comparative Statistics

Report Date: 22-10-2014 2345

Prefixes

           IPv6              IPv4   IPv6 / IPv4
Prefix Count 19803     520660 19803 / 520660 = 0.0380
 
 

Addresses

  IPv6              IPv4   IPv6 / IPv4
Announced Address Span 15.8309     0.66280178 15.8309 / 0.66280178 = 23.8848
Announced % of Total Address span 0.001716     63.165041 0.001716 / 63.165041 = 0.0000
Average Address Span per Announcement 30.1043     19.6529 30.1043 / 19.6529 = 1.5318
Average Announcement Length 40.8682     22.4664 40.8682 / 22.4664 = 1.8191
 
 

AS Numbers

  IPv6              IPv4   IPv6 / IPv4
AS Count 8896     48626 8896 / 48626 = 0.1829
Origin-only ASes 7174     41554 7174 / 41554 = 0.1726
Origin and Transit ASes 1588     6858 1588 / 6858 = 0.2316
Transit ASes 134     214 134 / 214 = 0.6262
ASs Announcing a single prefix 6479     19566 6479 / 19566 = 0.3311
Average Announcements per AS 2.2601     10.7548 2.2601 / 10.7548 = 0.2101
Average Address Range per AS (prefix) 28.9279     - 28.9279 / 10.7548 = 2.6898
Max Announcments for an AS 448     957 448 / 957 = 0.4681
Max Announced span for an AS 19.00     - 19.00 / 957 = 0.0199
 
 

Use of More Specific Announcements

  IPv6              IPv4   IPv6 / IPv4
Root Prefix Count 13588     253344 13588 / 253344 = 0.0536
Number of More Specifics 6215     267316 6215 / 267316 = 0.0232
Specifics: % of Announcements 31.3841     51.3418 31.3841 / 51.3418 = 0.6113
Specifics: % of Address Space 1.8252     32.5999 1.8252 / 32.5999 = 0.0560



Additional Data

More Specifics

           IPv6              IPv4   IPv6 / IPv4
Specifics where AS prepended Path matches aggregate 2595     121106 2595 / 121106 = 0.0214
Specifics where AS prepended Path matches aggregate % 41.75     45.30 41.75 / 45.30 = 0.9216
Specifics where AS Path matches aggregate 2854     128381 2854 / 128381 = 0.0222
Specifics where AS Path matches aggregate % 45.9212     48.0259 45.9212 / 48.0259 = 0.9562
Specifics where AS Origin matches aggregate 4265     195707 4265 / 195707 = 0.0218
Specifics where AS Origin matches aggregate % 68.6243     73.2119 68.6243 / 73.2119 = 0.9373
 
 

AS Numbers

           IPv6              IPv4   IPv6 / IPv4
ASes visible in only one AS path 6806     32029 6806 / 32029 = 0.2125
Origin ASs announced via a single AS path 6610     31534 6610 / 31534 = 0.2096
Multi-Origin Prefixes 107     2316 107 / 2316 = 0.0462
 
 

AS Paths

           IPv6              IPv4   IPv6 / IPv4
Unique AS Paths 39221     204998 39221 / 204998 = 0.1913
Selected AS Paths 9952     70459 9952 / 70459 = 0.1412
AS paths associated with a single FIB entry 7647     33530 7647 / 33530 = 0.2281
Unique AS prepended Paths 39658     217332 39658 / 217332 = 0.1825
AS Paths using prepending 3078     48397 3078 / 48397 = 0.0636
AS Paths using private ASs 28     269 28 / 269 = 0.1041
Average AS path length 4.0077     4.4693 4.0077 / 4.4693 = 0.8967
Average address weighted AS path length 3.7412     5.3858 3.7412 / 5.3858 = 0.6946
Maximum AS Path length 12     14 12 / 14 = 0.8571
Maximum prepended AS Path length 25     120 25 / 120 = 0.2083
Average entries per AS Path 0.5049     2.5398 0.5049 / 2.5398 = 0.1988
Average entries per Selected AS Path 1.9899     7.3895 1.9899 / 7.3895 = 0.2693
AS Paths per origin AS 4.4763     4.2344 4.4763 / 4.2344 = 1.0571
Selected AS Paths per origin AS 1.1358     1.4554 1.1358 / 1.4554 = 0.7804