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IPv6: IPv6 / IPv4 Comparative Statistics
Report Date: 22-01-2021 0646
Prefixes
IPv6
IPv4
IPv6 / IPv4
Prefix Count
109068
859609
109068 / 859609 = 0.1269
Addresses
IPv6
IPv4
IPv6 / IPv4
Announced Address Span
14.9871
0.56691018
14.9871 / 0.56691018 = 26.4365
Announced % of Total Address span
0.003079
67.506102
0.003079 / 67.506102 = 0.0000
Average Address Span per Announcement
31.7220
20.2806
31.7220 / 20.2806 = 1.5642
Average Announcement Length
42.5396
22.7789
42.5396 / 22.7789 = 1.8675
AS Numbers
IPv6
IPv4
IPv6 / IPv4
AS Count
21597
70563
21597 / 70563 = 0.3061
Origin-only ASes
17468
60373
17468 / 60373 = 0.2893
Origin and Transit ASes
3869
9863
3869 / 9863 = 0.3923
Transit ASes
260
327
260 / 327 = 0.7951
ASs Announcing a single prefix
13510
24865
13510 / 24865 = 0.5433
Average Announcements per AS
5.1117
12.2389
5.1117 / 12.2389 = 0.4177
Average Address Range per AS (prefix)
29.3682
-
29.3682 / 12.2389 = 2.3996
Max Announcments for an AS
2781
803
2781 / 803 = 3.4633
Max Announced span for an AS
18.95
-
18.95 / 803 = 0.0236
Use of More Specific Announcements
IPv6
IPv4
IPv6 / IPv4
Root Prefix Count
50087
400866
50087 / 400866 = 0.1249
Number of More Specifics
58981
458743
58981 / 458743 = 0.1286
Specifics: % of Announcements
54.0773
53.3665
54.0773 / 53.3665 = 1.0133
Specifics: % of Address Space
4.8175
38.0842
4.8175 / 38.0842 = 0.1265
Additional Data
More Specifics
IPv6
IPv4
IPv6 / IPv4
Specifics where AS prepended Path matches aggregate
28185
206521
28185 / 206521 = 0.1365
Specifics where AS prepended Path matches aggregate %
47.79
45.02
47.79 / 45.02 = 1.0615
Specifics where AS Path matches aggregate
29245
216869
29245 / 216869 = 0.1349
Specifics where AS Path matches aggregate %
49.5838
47.2746
49.5838 / 47.2746 = 1.0488
Specifics where AS Origin matches aggregate
43003
346256
43003 / 346256 = 0.1242
Specifics where AS Origin matches aggregate %
72.9099
75.4793
72.9099 / 75.4793 = 0.9660
AS Numbers
IPv6
IPv4
IPv6 / IPv4
ASes visible in only one AS path
15242
43133
15242 / 43133 = 0.3534
Origin ASs announced via a single AS path
14937
42722
14937 / 42722 = 0.3496
Multi-Origin Prefixes
510
1827
510 / 1827 = 0.2791
AS Paths
IPv6
IPv4
IPv6 / IPv4
Unique AS Paths
84350
225031
84350 / 225031 = 0.3748
Selected AS Paths
11081
112606
11081 / 112606 = 0.0984
AS paths associated with a single FIB entry
18967
52051
18967 / 52051 = 0.3644
Unique AS prepended Paths
86036
240636
86036 / 240636 = 0.3575
AS Paths using prepending
10465
59431
10465 / 59431 = 0.1761
AS Paths using private ASs
46
44
46 / 44 = 1.0455
Average AS path length
4.7444
5.3292
4.7444 / 5.3292 = 0.8903
Average address weighted AS path length
4.6262
6.7846
4.6262 / 6.7846 = 0.6819
Maximum AS Path length
12
14
12 / 14 = 0.8571
Maximum prepended AS Path length
26
42
26 / 42 = 0.6190
Average entries per AS Path
1.2930
3.8200
1.2930 / 3.8200 = 0.3385
Average entries per Selected AS Path
3.9229
7.6338
3.9229 / 7.6338 = 0.5139
AS Paths per origin AS
3.9532
3.2039
3.9532 / 3.2039 = 1.2339
Selected AS Paths per origin AS
1.3030
1.6033
1.3030 / 1.6033 = 0.8127