[REN-BGP-stats-all] Global R&E Routing Table Report - CEDIA R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Mon Jun 7 22:30:16 UTC 2021
Global R&E Routing Table Report 22:30 GMT Mon 07 Jun, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/CEDIA/
Analysis Summary
----------------
BGP routing table entries examined: 21839
Prefixes after maximum aggregation (per Origin AS): 11464
Deaggregation factor: 1.91
Unique aggregates announced (without unneeded subnets): 13488
Total ASes present in the Internet Routing Table: 2725
Prefixes per ASN: 8.01
Origin-only ASes present in the Internet Routing Table: 2324
Origin ASes announcing only one prefix: 1068
Transit ASes present in the Internet Routing Table: 401
Transit-only ASes present in the Internet Routing Table: 66
Average AS path length visible in the Internet Routing Table: 4.9
Max AS path length visible: 17
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 17
Number of instances of unregistered ASNs: 17
Number of 32-bit ASNs allocated by the RIRs: 36257
Number of 32-bit ASNs visible in the Routing Table: 584
Prefixes from 32-bit ASNs in the Routing Table: 1852
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: 3
Number of addresses announced to Internet: 239610441
Equivalent to 14 /8s, 72 /16s and 42 /24s
Percentage of available address space announced: 6.5
Percentage of allocated address space announced: 6.5
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: 3412
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4747
Total APNIC prefixes after maximum aggregation: 2365
APNIC Deaggregation factor: 2.01
Prefixes being announced from the APNIC address blocks: 4755
Unique aggregates announced from the APNIC address blocks: 2714
APNIC Region origin ASes present in the Internet Routing Table: 569
APNIC Prefixes per ASN: 8.36
APNIC Region origin ASes announcing only one prefix: 237
APNIC Region transit ASes present in the Internet Routing Table: 65
Average APNIC Region AS path length visible: 5.5
Max APNIC Region AS path length visible: 15
Number of APNIC region 32-bit ASNs visible in the Routing Table: 211
Number of APNIC addresses announced to Internet: 46386752
Equivalent to 2 /8s, 195 /16s and 206 /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: 10894
Total ARIN prefixes after maximum aggregation: 5437
ARIN Deaggregation factor: 2.00
Prefixes being announced from the ARIN address blocks: 10859
Unique aggregates announced from the ARIN address blocks: 6746
ARIN Region origin ASes present in the Internet Routing Table: 1190
ARIN Prefixes per ASN: 9.13
ARIN Region origin ASes announcing only one prefix: 422
ARIN Region transit ASes present in the Internet Routing Table: 165
Average ARIN Region AS path length visible: 4.6
Max ARIN Region AS path length visible: 17
Number of ARIN region 32-bit ASNs visible in the Routing Table: 150
Number of ARIN addresses announced to Internet: 128048529
Equivalent to 7 /8s, 161 /16s and 221 /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: 3451
Total RIPE prefixes after maximum aggregation: 2791
RIPE Deaggregation factor: 1.24
Prefixes being announced from the RIPE address blocks: 3487
Unique aggregates announced from the RIPE address blocks: 2834
RIPE Region origin ASes present in the Internet Routing Table: 674
RIPE Prefixes per ASN: 5.17
RIPE Region origin ASes announcing only one prefix: 320
RIPE Region transit ASes present in the Internet Routing Table: 111
Average RIPE Region AS path length visible: 5.0
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 127
Number of RIPE addresses announced to Internet: 58243200
Equivalent to 3 /8s, 120 /16s and 184 /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: 1542
Total LACNIC prefixes after maximum aggregation: 666
LACNIC Deaggregation factor: 2.32
Prefixes being announced from the LACNIC address blocks: 1547
Unique aggregates announced from the LACNIC address blocks: 890
LACNIC Region origin ASes present in the Internet Routing Table: 173
LACNIC Prefixes per ASN: 8.94
LACNIC Region origin ASes announcing only one prefix: 68
LACNIC Region transit ASes present in the Internet Routing Table: 28
Average LACNIC Region AS path length visible: 4.6
Max LACNIC Region AS path length visible: 11
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 72
Number of LACNIC addresses announced to Internet: 4207352
Equivalent to 0 /8s, 64 /16s and 50 /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: 1188
Total AfriNIC prefixes after maximum aggregation: 189
AfriNIC Deaggregation factor: 6.29
Prefixes being announced from the AfriNIC address blocks: 1188
Unique aggregates announced from the AfriNIC address blocks: 301
AfriNIC Region origin ASes present in the Internet Routing Table: 48
AfriNIC Prefixes per ASN: 24.75
AfriNIC Region origin ASes announcing only one prefix: 21
AfriNIC Region transit ASes present in the Internet Routing Table: 10
Average AfriNIC Region AS path length visible: 4.7
Max AfriNIC Region AS path length visible: 9
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 24
Number of AfriNIC addresses announced to Internet: 2720000
Equivalent to 0 /8s, 41 /16s and 129 /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 630 2155 456 UNALLOCATED
7497 427 212 24 UNALLOCATED
58647 198 18 2 UNALLOCATED
1237 191 75 137 UNALLOCATED
7575 180 331 127 UNALLOCATED
55824 128 19 22 UNALLOCATED
4538 124 4192 72 UNALLOCATED
4621 82 37 11 UNALLOCATED
23570 59 5 11 UNALLOCATED
1659 57 1450 34 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 1607 1402 457 UNALLOCATED
15169 732 3278 65 UNALLOCATED
14618 484 3966 358 UNALLOCATED
7896 245 51 7 UNALLOCATED
376 235 180 158 UNALLOCATED
5786 201 16 1 UNALLOCATED
2152 160 507 92 UNALLOCATED
36492 138 9 42 UNALLOCATED
18558 137 18 4 UNALLOCATED
396982 132 71 96 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/CEDIA/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 1787 185 UNALLOCATED
8895 171 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 56 82 51 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 204 207 41 UNALLOCATED
28391 152 10 66 UNALLOCATED
11340 106 25 52 UNALLOCATED
27947 103 0 84 UNALLOCATED
1251 66 37 20 UNALLOCATED
2715 60 102 40 UNALLOCATED
4270 44 16 1 UNALLOCATED
19611 44 17 2 UNALLOCATED
28614 38 2 2 UNALLOCATED
28571 37 26 15 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 407 82 3 UNALLOCATED
2018 323 319 74 UNALLOCATED
327687 136 28 3 UNALLOCATED
2561 74 5 34 UNALLOCATED
8094 55 48 4 UNALLOCATED
327700 39 16 1 UNALLOCATED
37215 29 8 1 UNALLOCATED
6879 24 2 9 UNALLOCATED
37501 11 49 6 UNALLOCATED
37182 9 8 1 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
16509 1607 1402 457 UNALLOCATED
15169 732 3278 65 UNALLOCATED
2907 630 2155 456 UNALLOCATED
14618 484 3966 358 UNALLOCATED
7497 427 212 24 UNALLOCATED
36914 407 82 3 UNALLOCATED
2018 323 319 74 UNALLOCATED
680 273 1996 235 UNALLOCATED
7896 245 51 7 UNALLOCATED
376 235 180 158 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
15169 732 667 UNALLOCATED
36914 407 404 UNALLOCATED
7497 427 403 UNALLOCATED
2018 323 249 UNALLOCATED
7896 245 238 UNALLOCATED
5786 201 200 UNALLOCATED
58647 198 196 UNALLOCATED
2907 630 174 UNALLOCATED
8895 171 167 UNALLOCATED
1916 204 163 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
36843 UNALLOCATED 64.56.80.0/23 11096 UNALLOCATED
19658 UNALLOCATED 65.205.131.0/24 11096 UNALLOCATED
36843 UNALLOCATED 108.59.20.0/24 11096 UNALLOCATED
36843 UNALLOCATED 108.59.23.0/24 11096 UNALLOCATED
36843 UNALLOCATED 131.91.183.0/24 11096 UNALLOCATED
36843 UNALLOCATED 131.91.252.0/22 11096 UNALLOCATED
36843 UNALLOCATED 146.201.218.0/24 11096 UNALLOCATED
36843 UNALLOCATED 146.201.219.0/24 11096 UNALLOCATED
22063 UNALLOCATED 153.10.0.0/16 2152 UNALLOCATED
36843 UNALLOCATED 162.223.23.0/24 11096 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/CEDIA/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/CEDIA/data-dsua
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
164.160.240.0/20 Origin: 328439 UNALLOCATED
Transit: 327992 UNALLOCATED
192.31.196.0/24 Origin: 112 UNALLOCATED
Transit: 1103 UNALLOCATED
192.88.99.0/24 Origin: 1103 UNALLOCATED
Transit: 11537 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/CEDIA/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 /11:3 /12:17
/13:32 /14:77 /15:154 /16:2102 /17:406 /18:440
/19:712 /20:942 /21:957 /22:1493 /23:1598 /24:12522
/25:86 /26:70 /27:56 /28:37 /29:87 /30:31
/31:8 /32:6
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
16509 516 1607 UNALLOCATED
36914 381 407 UNALLOCATED
15169 275 732 UNALLOCATED
8895 166 171 UNALLOCATED
14618 158 484 UNALLOCATED
27947 98 103 UNALLOCATED
23024 53 56 UNALLOCATED
36492 41 138 UNALLOCATED
58647 34 198 UNALLOCATED
327700 33 39 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:4 3:46 5:15 8:4 12:1 13:156
14:84 15:5 18:41 23:48 24:6 31:6
37:6 38:9 40:1 41:236 42:26 44:5
45:56 46:9 47:1 49:10 50:1 52:428
54:91 58:1 59:20 60:4 61:4 62:7
63:35 64:133 65:5 66:56 67:56 68:10
69:31 70:12 71:3 72:14 74:97 75:128
76:166 77:7 78:3 79:10 80:14 81:32
82:5 83:8 84:4 85:37 86:9 87:1
88:2 89:15 91:51 92:2 93:12 94:4
95:4 96:6 97:1 98:7 99:164 100:1
101:2 102:9 103:296 104:86 106:1 107:2
108:46 109:9 110:3 111:20 112:4 114:23
115:1 116:5 117:63 118:35 119:18 121:29
122:8 123:8 124:40 125:13 128:79 129:175
130:112 131:91 132:56 133:137 134:91 135:8
136:248 137:159 138:11 139:16 140:36 141:3
142:159 143:50 144:68 146:137 147:67 148:164
149:18 150:36 151:6 152:78 153:11 154:24
155:50 156:64 157:26 158:46 159:118 160:26
161:20 162:31 163:63 164:47 165:16 166:1
167:16 168:148 169:9 170:69 171:1 172:96
173:87 174:1 175:32 176:11 177:7 178:3
179:11 180:21 181:12 182:6 184:10 185:56
186:3 187:18 188:17 189:6 190:31 191:36
192:1418 193:254 194:142 195:105 196:168 197:196
198:481 199:262 200:246 201:36 202:583 203:428
204:361 205:195 206:208 207:184 208:81 209:149
210:187 211:14 212:167 213:12 216:110 217:19
218:26 219:8 220:24 222:4 223:2
End of report
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