[REN-BGP-stats-all] Global R&E Routing Table Report - CEDIA R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Sun Jul 25 22:10:58 UTC 2021
Global R&E Routing Table Report 22:10 GMT Sun 25 Jul, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/CEDIA/
Analysis Summary
----------------
BGP routing table entries examined: 21703
Prefixes after maximum aggregation (per Origin AS): 11408
Deaggregation factor: 1.90
Unique aggregates announced (without unneeded subnets): 13482
Total ASes present in the Internet Routing Table: 2706
Prefixes per ASN: 8.02
Origin-only ASes present in the Internet Routing Table: 2316
Origin ASes announcing only one prefix: 1065
Transit ASes present in the Internet Routing Table: 390
Transit-only ASes present in the Internet Routing Table: 67
Average AS path length visible in the Internet Routing Table: 4.8
Max AS path length visible: 17
Max AS path prepend of ASN (207352) 12
Prefixes from unregistered ASNs in the Routing Table: 25
Number of instances of unregistered ASNs: 25
Number of 32-bit ASNs allocated by the RIRs: 36704
Number of 32-bit ASNs visible in the Routing Table: 590
Prefixes from 32-bit ASNs in the Routing Table: 1964
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: 7
Number of addresses announced to Internet: 238833095
Equivalent to 14 /8s, 60 /16s and 77 /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: 3223
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4787
Total APNIC prefixes after maximum aggregation: 2363
APNIC Deaggregation factor: 2.03
Prefixes being announced from the APNIC address blocks: 4801
Unique aggregates announced from the APNIC address blocks: 2720
APNIC Region origin ASes present in the Internet Routing Table: 572
APNIC Prefixes per ASN: 8.39
APNIC Region origin ASes announcing only one prefix: 239
APNIC Region transit ASes present in the Internet Routing Table: 63
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: 213
Number of APNIC addresses announced to Internet: 46282304
Equivalent to 2 /8s, 194 /16s and 54 /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: 10938
Total ARIN prefixes after maximum aggregation: 5406
ARIN Deaggregation factor: 2.02
Prefixes being announced from the ARIN address blocks: 10878
Unique aggregates announced from the ARIN address blocks: 6700
ARIN Region origin ASes present in the Internet Routing Table: 1164
ARIN Prefixes per ASN: 9.35
ARIN Region origin ASes announcing only one prefix: 416
ARIN Region transit ASes present in the Internet Routing Table: 157
Average ARIN Region AS path length visible: 4.6
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 150
Number of ARIN addresses announced to Internet: 127473841
Equivalent to 7 /8s, 153 /16s and 24 /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: 3419
Total RIPE prefixes after maximum aggregation: 2760
RIPE Deaggregation factor: 1.24
Prefixes being announced from the RIPE address blocks: 3476
Unique aggregates announced from the RIPE address blocks: 2861
RIPE Region origin ASes present in the Internet Routing Table: 675
RIPE Prefixes per ASN: 5.15
RIPE Region origin ASes announcing only one prefix: 323
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: 58152832
Equivalent to 3 /8s, 119 /16s and 87 /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: 1649
Total LACNIC prefixes after maximum aggregation: 673
LACNIC Deaggregation factor: 2.45
Prefixes being announced from the LACNIC address blocks: 1656
Unique aggregates announced from the LACNIC address blocks: 893
LACNIC Region origin ASes present in the Internet Routing Table: 172
LACNIC Prefixes per ASN: 9.63
LACNIC Region origin ASes announcing only one prefix: 64
LACNIC Region transit ASes present in the Internet Routing Table: 28
Average LACNIC Region AS path length visible: 4.7
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 70
Number of LACNIC addresses announced to Internet: 4231510
Equivalent to 0 /8s, 64 /16s and 145 /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: 885
Total AfriNIC prefixes after maximum aggregation: 187
AfriNIC Deaggregation factor: 4.73
Prefixes being announced from the AfriNIC address blocks: 885
Unique aggregates announced from the AfriNIC address blocks: 301
AfriNIC Region origin ASes present in the Internet Routing Table: 49
AfriNIC Prefixes per ASN: 18.06
AfriNIC Region origin ASes announcing only one prefix: 23
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 4.6
Max AfriNIC Region AS path length visible: 14
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 26
Number of AfriNIC addresses announced to Internet: 2686976
Equivalent to 0 /8s, 41 /16s and 0 /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 436 214 25 UNALLOCATED
58647 198 18 2 UNALLOCATED
1237 192 75 137 UNALLOCATED
7575 179 330 125 UNALLOCATED
55824 129 19 23 UNALLOCATED
4538 124 4192 72 UNALLOCATED
4621 81 37 10 UNALLOCATED
4762 65 4 1 UNALLOCATED
23570 59 5 11 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 1636 1538 468 UNALLOCATED
15169 742 3278 65 UNALLOCATED
14618 497 3967 369 UNALLOCATED
7896 246 51 7 UNALLOCATED
376 234 180 158 UNALLOCATED
396982 226 120 147 UNALLOCATED
5786 201 16 1 UNALLOCATED
2152 155 507 87 UNALLOCATED
36492 144 10 46 UNALLOCATED
18558 137 18 4 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 1779 185 UNALLOCATED
8895 173 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/CEDIA/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 202 207 41 UNALLOCATED
28391 152 10 66 UNALLOCATED
11340 106 25 52 UNALLOCATED
27947 102 0 83 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
28614 38 2 2 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
2018 329 319 74 UNALLOCATED
327687 134 28 3 UNALLOCATED
36914 95 82 3 UNALLOCATED
2561 75 5 33 UNALLOCATED
8094 55 48 4 UNALLOCATED
327700 37 16 1 UNALLOCATED
37215 30 8 1 UNALLOCATED
6879 24 2 9 UNALLOCATED
37074 11 8 2 UNALLOCATED
37182 11 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 1636 1538 468 UNALLOCATED
15169 742 3278 65 UNALLOCATED
2907 630 2155 456 UNALLOCATED
14618 497 3967 369 UNALLOCATED
7497 436 214 25 UNALLOCATED
2018 329 319 74 UNALLOCATED
680 273 1996 235 UNALLOCATED
7896 246 51 7 UNALLOCATED
376 234 180 158 UNALLOCATED
396982 226 120 147 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 742 677 UNALLOCATED
7497 436 411 UNALLOCATED
2018 329 255 UNALLOCATED
7896 246 239 UNALLOCATED
5786 201 200 UNALLOCATED
58647 198 196 UNALLOCATED
2907 630 174 UNALLOCATED
8895 173 169 UNALLOCATED
1916 202 161 UNALLOCATED
18558 137 133 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
14822 UNALLOCATED 140.163.0.0/16 10466 UNALLOCATED
14822 UNALLOCATED 140.163.0.0/17 10466 UNALLOCATED
14822 UNALLOCATED 140.163.6.0/24 10466 UNALLOCATED
14822 UNALLOCATED 140.163.64.0/24 10466 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
192.107.242.0/24 Origin: 394784 UNALLOCATED
Transit: 40831 UNALLOCATED
198.135.168.0/24 Origin: 14618 UNALLOCATED
Transit: 16509 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
/13:33 /14:77 /15:154 /16:2084 /17:403 /18:435
/19:710 /20:959 /21:943 /22:1484 /23:1584 /24:12430
/25:85 /26:68 /27:55 /28:38 /29:90 /30:33
/31:9 /32:6
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
16509 514 1636 UNALLOCATED
15169 275 742 UNALLOCATED
8895 168 173 UNALLOCATED
14618 158 497 UNALLOCATED
27947 97 102 UNALLOCATED
27884 90 93 UNALLOCATED
36914 82 95 UNALLOCATED
23024 53 56 UNALLOCATED
396982 45 226 UNALLOCATED
36492 43 144 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/CEDIA/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:5 3:54 5:16 8:4 12:1 13:155
14:84 15:11 18:41 23:52 24:6 31:6
35:6 37:6 38:9 40:1 41:137 42:26
44:5 45:67 46:9 47:1 49:10 50:1
52:427 54:98 58:1 59:20 60:4 61:4
62:7 63:35 64:130 65:5 66:54 67:56
68:10 69:31 70:16 71:3 72:14 74:99
75:128 76:160 77:8 78:4 79:10 80:14
81:32 82:5 83:7 84:6 85:37 86:9
87:1 88:1 89:15 91:51 92:2 93:12
94:4 95:5 96:6 97:1 98:7 99:164
101:2 102:9 103:306 104:85 106:1 107:2
108:52 109:9 110:3 111:20 112:4 114:23
115:1 116:4 117:61 118:35 119:19 121:29
122:8 123:8 124:42 125:13 128:81 129:174
130:113 131:96 132:60 133:137 134:92 135:10
136:254 137:158 138:10 139:16 140:36 141:3
142:170 143:49 144:70 146:136 147:68 148:164
149:18 150:38 151:7 152:78 153:11 154:24
155:52 156:64 157:26 158:45 159:120 160:25
161:21 162:37 163:63 164:47 165:18 166:1
167:19 168:155 169:10 170:69 171:1 172:107
173:87 174:1 175:32 176:11 177:8 178:3
179:11 180:21 181:12 182:6 184:6 185:57
186:3 187:18 188:19 189:6 190:125 191:35
192:1406 193:249 194:124 195:88 196:169 197:4
198:471 199:256 200:241 201:36 202:633 203:428
204:363 205:185 206:204 207:184 208:77 209:148
210:190 211:14 212:170 213:12 216:124 217:24
218:26 219:8 220:24 222:4 223:2
End of report
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