[REN-BGP-stats-all] Global R&E Routing Table Report - KENET R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Sun Jul 25 18:51:00 UTC 2021
Global R&E Routing Table Report 18:50 GMT Sun 25 Jul, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/KENET/
Analysis Summary
----------------
BGP routing table entries examined: 17024
Prefixes after maximum aggregation (per Origin AS): 9413
Deaggregation factor: 1.81
Unique aggregates announced (without unneeded subnets): 10296
Total ASes present in the Internet Routing Table: 2495
Prefixes per ASN: 6.82
Origin-only ASes present in the Internet Routing Table: 2138
Origin ASes announcing only one prefix: 1002
Transit ASes present in the Internet Routing Table: 357
Transit-only ASes present in the Internet Routing Table: 64
Average AS path length visible in the Internet Routing Table: 5.2
Max AS path length visible: 17
Max AS path prepend of ASN (207352) 12
Prefixes from unregistered ASNs in the Routing Table: 378
Number of instances of unregistered ASNs: 378
Number of 32-bit ASNs allocated by the RIRs: 36704
Number of 32-bit ASNs visible in the Routing Table: 539
Prefixes from 32-bit ASNs in the Routing Table: 1420
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 4
Number of addresses announced to Internet: 195522048
Equivalent to 11 /8s, 167 /16s and 110 /24s
Percentage of available address space announced: 5.3
Percentage of allocated address space announced: 5.3
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 2067
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4720
Total APNIC prefixes after maximum aggregation: 2342
APNIC Deaggregation factor: 2.02
Prefixes being announced from the APNIC address blocks: 4722
Unique aggregates announced from the APNIC address blocks: 2693
APNIC Region origin ASes present in the Internet Routing Table: 570
APNIC Prefixes per ASN: 8.28
APNIC Region origin ASes announcing only one prefix: 243
APNIC Region transit ASes present in the Internet Routing Table: 61
Average APNIC Region AS path length visible: 5.4
Max APNIC Region AS path length visible: 14
Number of APNIC region 32-bit ASNs visible in the Routing Table: 213
Number of APNIC addresses announced to Internet: 46271744
Equivalent to 2 /8s, 194 /16s and 13 /24s
APNIC AS Blocks 4608-4864, 7467-7722, 9216-10239, 17408-18431
(pre-ERX allocations) 23552-24575, 37888-38911, 45056-46079, 55296-56319,
58368-59391, 63488-64098, 64297-64395, 131072-147769
APNIC Address Blocks 1/8, 14/8, 27/8, 36/8, 39/8, 42/8, 43/8,
49/8, 58/8, 59/8, 60/8, 61/8, 101/8, 103/8,
106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
222/8, 223/8,
ARIN Region Analysis Summary
----------------------------
Prefixes being announced by ARIN Region ASes: 6459
Total ARIN prefixes after maximum aggregation: 3424
ARIN Deaggregation factor: 1.89
Prefixes being announced from the ARIN address blocks: 6478
Unique aggregates announced from the ARIN address blocks: 3785
ARIN Region origin ASes present in the Internet Routing Table: 993
ARIN Prefixes per ASN: 6.52
ARIN Region origin ASes announcing only one prefix: 363
ARIN Region transit ASes present in the Internet Routing Table: 138
Average ARIN Region AS path length visible: 5.3
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 120
Number of ARIN addresses announced to Internet: 84785664
Equivalent to 5 /8s, 13 /16s and 186 /24s
ARIN AS Blocks 1-1876, 1902-2042, 2044-2046, 2048-2106
(pre-ERX allocations) 2138-2584, 2615-2772, 2823-2829, 2880-3153
3354-4607, 4865-5119, 5632-6655, 6912-7466
7723-8191, 10240-12287, 13312-15359, 16384-17407
18432-20479, 21504-23551, 25600-26591,
26624-27647, 29696-30719, 31744-33791
35840-36863, 39936-40959, 46080-47103
53248-55295, 62464-63487, 64198-64296, 393216-401308
ARIN Address Blocks 3/8, 4/8, 6/8, 7/8, 8/8, 9/8, 11/8,
12/8, 13/8, 15/8, 16/8, 17/8, 18/8, 19/8,
20/8, 21/8, 22/8, 23/8, 24/8, 26/8, 28/8,
29/8, 30/8, 32/8, 33/8, 34/8, 35/8, 38/8,
40/8, 44/8, 47/8, 48/8, 50/8, 52/8, 53/8,
54/8, 55/8, 56/8, 57/8, 63/8, 64/8, 65/8,
66/8, 67/8, 68/8, 69/8, 70/8, 71/8, 72/8,
73/8, 74/8, 75/8, 76/8, 96/8, 97/8, 98/8,
99/8, 100/8, 104/8, 107/8, 108/8, 128/8, 129/8,
130/8, 131/8, 132/8, 134/8, 135/8, 136/8, 137/8,
138/8, 139/8, 140/8, 142/8, 143/8, 144/8, 146/8,
147/8, 148/8, 149/8, 152/8, 155/8, 156/8, 157/8,
158/8, 159/8, 160/8, 161/8, 162/8, 164/8, 165/8,
166/8, 167/8, 168/8, 169/8, 170/8, 172/8, 173/8,
174/8, 184/8, 192/8, 198/8, 199/8, 204/8, 205/8,
206/8, 207/8, 208/8, 209/8, 214/8, 215/8, 216/8,
RIPE Region Analysis Summary
----------------------------
Prefixes being announced by RIPE Region ASes: 3365
Total RIPE prefixes after maximum aggregation: 2743
RIPE Deaggregation factor: 1.23
Prefixes being announced from the RIPE address blocks: 3365
Unique aggregates announced from the RIPE address blocks: 2754
RIPE Region origin ASes present in the Internet Routing Table: 675
RIPE Prefixes per ASN: 4.99
RIPE Region origin ASes announcing only one prefix: 324
RIPE Region transit ASes present in the Internet Routing Table: 107
Average RIPE Region AS path length visible: 4.9
Max RIPE Region AS path length visible: 17
Number of RIPE region 32-bit ASNs visible in the Routing Table: 131
Number of RIPE addresses announced to Internet: 58113536
Equivalent to 3 /8s, 118 /16s and 190 /24s
RIPE AS Blocks 1877-1901, 2043, 2047, 2107-2136, 2585-2614
(pre-ERX allocations) 2773-2822, 2830-2879, 3154-3353, 5377-5631
6656-6911, 8192-9215, 12288-13311, 15360-16383
20480-21503, 24576-25599, 28672-29695
30720-31743, 33792-35839, 38912-39935
40960-45055, 47104-52223, 56320-58367
59392-61439, 61952-62463, 64396-64495
196608-213403
RIPE Address Blocks 2/8, 5/8, 25/8, 31/8, 37/8, 46/8, 51/8,
62/8, 77/8, 78/8, 79/8, 80/8, 81/8, 82/8,
83/8, 84/8, 85/8, 86/8, 87/8, 88/8, 89/8,
90/8, 91/8, 92/8, 93/8, 94/8, 95/8, 109/8,
141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
LACNIC Region Analysis Summary
------------------------------
Prefixes being announced by LACNIC Region ASes: 1537
Total LACNIC prefixes after maximum aggregation: 584
LACNIC Deaggregation factor: 2.63
Prefixes being announced from the LACNIC address blocks: 1535
Unique aggregates announced from the LACNIC address blocks: 811
LACNIC Region origin ASes present in the Internet Routing Table: 176
LACNIC Prefixes per ASN: 8.72
LACNIC Region origin ASes announcing only one prefix: 71
LACNIC Region transit ASes present in the Internet Routing Table: 28
Average LACNIC Region AS path length visible: 6.2
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 74
Number of LACNIC addresses announced to Internet: 4214784
Equivalent to 0 /8s, 64 /16s and 80 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + ERX transfers
LACNIC Address Blocks 177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
191/8, 200/8, 201/8,
AfriNIC Region Analysis Summary
-------------------------------
Prefixes being announced by AfriNIC Region ASes: 565
Total AfriNIC prefixes after maximum aggregation: 143
AfriNIC Deaggregation factor: 3.95
Prefixes being announced from the AfriNIC address blocks: 920
Unique aggregates announced from the AfriNIC address blocks: 249
AfriNIC Region origin ASes present in the Internet Routing Table: 11
AfriNIC Prefixes per ASN: 83.64
AfriNIC Region origin ASes announcing only one prefix: 1
AfriNIC Region transit ASes present in the Internet Routing Table: 4
Average AfriNIC Region AS path length visible: 3.3
Max AfriNIC Region AS path length visible: 6
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 1
Number of AfriNIC addresses announced to Internet: 2135296
Equivalent to 0 /8s, 32 /16s and 149 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 45/8, 102/8, 105/8, 154/8, 196/8, 197/8,
APNIC Region per AS prefix count summary
----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 607 2155 455 UNALLOCATED
7497 436 214 25 UNALLOCATED
1237 189 75 137 UNALLOCATED
7575 179 330 125 UNALLOCATED
4538 168 4192 72 UNALLOCATED
58647 164 18 2 UNALLOCATED
55824 128 19 22 UNALLOCATED
4621 81 37 10 UNALLOCATED
4762 65 4 1 UNALLOCATED
23570 59 5 11 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7896 246 51 7 UNALLOCATED
5786 201 16 1 UNALLOCATED
2152 153 507 86 UNALLOCATED
18558 137 18 4 UNALLOCATED
270 117 297 87 UNALLOCATED
2920 109 34 6 UNALLOCATED
21976 86 51 18 UNALLOCATED
1736 80 16 1 UNALLOCATED
3 78 528 13 UNALLOCATED
3477 69 71 40 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 273 1996 235 UNALLOCATED
786 187 1779 185 UNALLOCATED
8895 141 24 4 UNALLOCATED
559 116 550 107 UNALLOCATED
1103 98 1520 85 UNALLOCATED
137 82 677 77 UNALLOCATED
553 72 449 72 UNALLOCATED
2200 66 647 61 UNALLOCATED
2614 62 32 59 UNALLOCATED
1930 57 81 52 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 178 207 41 UNALLOCATED
28391 152 10 66 UNALLOCATED
11340 94 24 54 UNALLOCATED
27884 93 6 2 UNALLOCATED
1251 65 37 20 UNALLOCATED
2715 60 102 40 UNALLOCATED
4270 44 16 1 UNALLOCATED
19611 44 17 2 UNALLOCATED
61468 41 3 15 UNALLOCATED
28614 38 2 2 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 329 319 74 UNALLOCATED
2561 75 5 33 UNALLOCATED
8094 55 48 4 UNALLOCATED
36914 50 82 3 UNALLOCATED
6879 24 2 9 UNALLOCATED
37501 11 49 6 UNALLOCATED
36982 8 33 8 UNALLOCATED
37520 5 16 2 UNALLOCATED
327945 4 0 2 UNALLOCATED
30983 3 4 1 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
65412 710 30 160 >>UNKNOWN<<
2907 607 2155 455 UNALLOCATED
7497 436 214 25 UNALLOCATED
2018 329 319 74 UNALLOCATED
680 273 1996 235 UNALLOCATED
7896 246 51 7 UNALLOCATED
5786 201 16 1 UNALLOCATED
1237 189 75 137 UNALLOCATED
786 187 1779 185 UNALLOCATED
7575 179 330 125 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/KENET/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 436 411 UNALLOCATED
2018 329 255 UNALLOCATED
7896 246 239 UNALLOCATED
5786 201 200 UNALLOCATED
58647 164 162 UNALLOCATED
2907 607 152 UNALLOCATED
1916 178 137 UNALLOCATED
8895 141 137 UNALLOCATED
18558 137 133 UNALLOCATED
55824 128 106 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/KENET/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
65412 PRIVATE 41.89.4.0/23 36914 UNALLOCATED
65412 PRIVATE 41.89.8.0/23 36914 UNALLOCATED
65412 PRIVATE 41.89.10.0/23 36914 UNALLOCATED
65412 PRIVATE 41.89.16.0/24 36914 UNALLOCATED
65412 PRIVATE 41.89.17.0/24 36914 UNALLOCATED
65412 PRIVATE 41.89.18.0/23 36914 UNALLOCATED
65412 PRIVATE 41.89.20.0/23 36914 UNALLOCATED
65412 PRIVATE 41.89.22.0/24 36914 UNALLOCATED
65412 PRIVATE 41.89.24.0/24 36914 UNALLOCATED
65412 PRIVATE 41.89.26.0/24 36914 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/KENET/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 1103 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/KENET/data-dsua
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
192.31.196.0/24 Origin: 112 UNALLOCATED
Transit: 1103 UNALLOCATED
192.88.99.0/24 Origin: 1103 UNALLOCATED
Transit: 20965 UNALLOCATED
192.107.242.0/24 Origin: 394784 UNALLOCATED
Transit: 40831 UNALLOCATED
205.166.145.0/24 Origin: 394784 UNALLOCATED
Transit: 40831 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/KENET/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:0 /9:1 /10:2 /11:1 /12:10
/13:19 /14:36 /15:117 /16:1892 /17:362 /18:382
/19:540 /20:812 /21:836 /22:1307 /23:1410 /24:9297
/25:0 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
65412 351 710 UNALLOCATED
8895 136 141 UNALLOCATED
27884 90 93 UNALLOCATED
23024 53 56 UNALLOCATED
36914 34 50 UNALLOCATED
28614 32 38 UNALLOCATED
25977 31 45 UNALLOCATED
263282 30 37 UNALLOCATED
27609 29 45 UNALLOCATED
32440 29 44 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/KENET/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:5 5:15 8:2 12:1 14:84 18:41
23:6 24:5 31:6 37:6 38:7 40:1
41:175 42:31 44:5 45:62 46:7 47:1
49:10 50:1 52:1 58:4 59:20 60:4
61:4 62:7 63:34 64:45 65:1 66:33
67:44 68:8 69:17 71:1 72:11 74:19
76:32 77:6 78:3 79:10 80:14 81:32
82:4 83:7 84:5 85:33 86:9 87:1
88:1 89:10 91:46 92:1 93:12 94:4
95:5 97:1 98:2 101:3 103:294 104:6
106:1 108:8 109:8 110:3 111:19 112:4
114:23 115:1 116:4 117:61 118:35 119:19
121:30 122:8 123:8 124:42 125:13 128:79
129:169 130:92 131:43 132:55 133:137 134:85
136:192 137:74 138:10 139:4 140:35 141:2
143:39 144:54 146:125 147:62 148:159 149:13
150:38 151:6 152:72 153:11 154:19 155:49
156:64 157:25 158:44 159:116 160:25 161:16
162:19 163:59 164:40 165:16 166:1 167:12
168:130 169:10 170:51 171:1 172:2 173:2
175:32 176:8 177:8 178:1 179:12 180:21
181:11 182:5 184:6 185:40 186:3 187:17
188:13 189:6 190:138 191:35 192:1279 193:252
194:145 195:94 196:116 197:200 198:325 199:138
200:252 201:38 202:632 203:426 204:280 205:93
206:94 207:106 208:50 209:94 210:187 211:14
212:168 213:4 216:59 217:16 218:26 219:14
220:24 222:4 223:2
End of report
More information about the ren-bgp-stats-all
mailing list