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IPv6: IPv6 / IPv4 Comparative Statistics
Report Date: 14-04-2021 0846
Prefixes
IPv6
IPv4
IPv6 / IPv4
Prefix Count
120306
876571
120306 / 876571 = 0.1372
Addresses
IPv6
IPv4
IPv6 / IPv4
Announced Address Span
14.9343
0.53848914
14.9343 / 0.53848914 = 27.7337
Announced % of Total Address span
0.003194
68.849155
0.003194 / 68.849155 = 0.0000
Average Address Span per Announcement
31.8107
20.2802
31.8107 / 20.2802 = 1.5686
Average Announcement Length
42.5589
22.7812
42.5589 / 22.7812 = 1.8682
AS Numbers
IPv6
IPv4
IPv6 / IPv4
AS Count
22303
71214
22303 / 71214 = 0.3132
Origin-only ASes
18021
60941
18021 / 60941 = 0.2957
Origin and Transit ASes
4003
9932
4003 / 9932 = 0.4030
Transit ASes
279
341
279 / 341 = 0.8182
ASs Announcing a single prefix
13830
25009
13830 / 25009 = 0.5530
Average Announcements per AS
5.4625
12.3682
5.4625 / 12.3682 = 0.4417
Average Address Range per AS (prefix)
29.3611
-
29.3611 / 12.3682 = 2.3739
Max Announcments for an AS
2944
824
2944 / 824 = 3.5728
Max Announced span for an AS
18.95
-
18.95 / 824 = 0.0230
Use of More Specific Announcements
IPv6
IPv4
IPv6 / IPv4
Root Prefix Count
51992
406690
51992 / 406690 = 0.1278
Number of More Specifics
68314
469881
68314 / 469881 = 0.1454
Specifics: % of Announcements
56.7835
53.6044
56.7835 / 53.6044 = 1.0593
Specifics: % of Address Space
4.7942
37.9386
4.7942 / 37.9386 = 0.1264
Additional Data
More Specifics
IPv6
IPv4
IPv6 / IPv4
Specifics where AS prepended Path matches aggregate
31037
207287
31037 / 207287 = 0.1497
Specifics where AS prepended Path matches aggregate %
45.43
44.11
45.43 / 44.11 = 1.0299
Specifics where AS Path matches aggregate
32223
217195
32223 / 217195 = 0.1484
Specifics where AS Path matches aggregate %
47.1690
46.2234
47.1690 / 46.2234 = 1.0205
Specifics where AS Origin matches aggregate
50750
358450
50750 / 358450 = 0.1416
Specifics where AS Origin matches aggregate %
74.2893
76.2853
74.2893 / 76.2853 = 0.9738
AS Numbers
IPv6
IPv4
IPv6 / IPv4
ASes visible in only one AS path
15819
43051
15819 / 43051 = 0.3674
Origin ASs announced via a single AS path
15498
42661
15498 / 42661 = 0.3633
Multi-Origin Prefixes
398
1852
398 / 1852 = 0.2149
AS Paths
IPv6
IPv4
IPv6 / IPv4
Unique AS Paths
87273
227222
87273 / 227222 = 0.3841
Selected AS Paths
11081
115580
11081 / 115580 = 0.0959
AS paths associated with a single FIB entry
19298
54023
19298 / 54023 = 0.3572
Unique AS prepended Paths
89011
243071
89011 / 243071 = 0.3662
AS Paths using prepending
10751
60147
10751 / 60147 = 0.1787
AS Paths using private ASs
51
54
51 / 54 = 0.9444
Average AS path length
4.7822
5.3169
4.7822 / 5.3169 = 0.8994
Average address weighted AS path length
4.6106
6.7616
4.6106 / 6.7616 = 0.6819
Maximum AS Path length
12
15
12 / 15 = 0.8000
Maximum prepended AS Path length
32
40
32 / 40 = 0.8000
Average entries per AS Path
1.3785
3.8578
1.3785 / 3.8578 = 0.3573
Average entries per Selected AS Path
4.2133
7.5841
4.2133 / 7.5841 = 0.5555
AS Paths per origin AS
3.9626
3.2060
3.9626 / 3.2060 = 1.2360
Selected AS Paths per origin AS
1.2965
1.6308
1.2965 / 1.6308 = 0.7950