[REN-BGP-stats-all] Global R&E Routing Table Report - MARWAN R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Sat Jun 5 17:30:13 UTC 2021
Global R&E Routing Table Report 17:30 GMT Sat 05 Jun, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/MARWAN/
Analysis Summary
----------------
BGP routing table entries examined: 14570
Prefixes after maximum aggregation (per Origin AS): 8430
Deaggregation factor: 1.73
Unique aggregates announced (without unneeded subnets): 9372
Total ASes present in the Internet Routing Table: 2148
Prefixes per ASN: 6.78
Origin-only ASes present in the Internet Routing Table: 1846
Origin ASes announcing only one prefix: 889
Transit ASes present in the Internet Routing Table: 302
Transit-only ASes present in the Internet Routing Table: 35
Average AS path length visible in the Internet Routing Table: 5.5
Max AS path length visible: 18
Max AS path prepend of ASN ( 5474) 11
Prefixes from unregistered ASNs in the Routing Table: 7
Number of instances of unregistered ASNs: 7
Number of 32-bit ASNs allocated by the RIRs: 36241
Number of 32-bit ASNs visible in the Routing Table: 450
Prefixes from 32-bit ASNs in the Routing Table: 1360
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: 1
Number of addresses announced to Internet: 177422176
Equivalent to 10 /8s, 147 /16s and 63 /24s
Percentage of available address space announced: 4.8
Percentage of allocated address space announced: 4.8
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: 1717
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 3873
Total APNIC prefixes after maximum aggregation: 2063
APNIC Deaggregation factor: 1.88
Prefixes being announced from the APNIC address blocks: 3875
Unique aggregates announced from the APNIC address blocks: 2276
APNIC Region origin ASes present in the Internet Routing Table: 456
APNIC Prefixes per ASN: 8.50
APNIC Region origin ASes announcing only one prefix: 201
APNIC Region transit ASes present in the Internet Routing Table: 48
Average APNIC Region AS path length visible: 5.1
Max APNIC Region AS path length visible: 16
Number of APNIC region 32-bit ASNs visible in the Routing Table: 165
Number of APNIC addresses announced to Internet: 45002720
Equivalent to 2 /8s, 174 /16s and 175 /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: 5490
Total ARIN prefixes after maximum aggregation: 3259
ARIN Deaggregation factor: 1.68
Prefixes being announced from the ARIN address blocks: 5500
Unique aggregates announced from the ARIN address blocks: 3694
ARIN Region origin ASes present in the Internet Routing Table: 857
ARIN Prefixes per ASN: 6.42
ARIN Region origin ASes announcing only one prefix: 313
ARIN Region transit ASes present in the Internet Routing Table: 116
Average ARIN Region AS path length visible: 6.0
Max ARIN Region AS path length visible: 18
Number of ARIN region 32-bit ASNs visible in the Routing Table: 103
Number of ARIN addresses announced to Internet: 71233920
Equivalent to 4 /8s, 62 /16s and 241 /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: 3147
Total RIPE prefixes after maximum aggregation: 2523
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3142
Unique aggregates announced from the RIPE address blocks: 2595
RIPE Region origin ASes present in the Internet Routing Table: 631
RIPE Prefixes per ASN: 4.98
RIPE Region origin ASes announcing only one prefix: 304
RIPE Region transit ASes present in the Internet Routing Table: 101
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 117
Number of RIPE addresses announced to Internet: 56189568
Equivalent to 3 /8s, 89 /16s and 98 /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: 874
Total LACNIC prefixes after maximum aggregation: 393
LACNIC Deaggregation factor: 2.22
Prefixes being announced from the LACNIC address blocks: 873
Unique aggregates announced from the LACNIC address blocks: 507
LACNIC Region origin ASes present in the Internet Routing Table: 119
LACNIC Prefixes per ASN: 7.34
LACNIC Region origin ASes announcing only one prefix: 50
LACNIC Region transit ASes present in the Internet Routing Table: 20
Average LACNIC Region AS path length visible: 6.0
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 42
Number of LACNIC addresses announced to Internet: 2372224
Equivalent to 0 /8s, 36 /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: 1179
Total AfriNIC prefixes after maximum aggregation: 186
AfriNIC Deaggregation factor: 6.34
Prefixes being announced from the AfriNIC address blocks: 1178
Unique aggregates announced from the AfriNIC address blocks: 299
AfriNIC Region origin ASes present in the Internet Routing Table: 47
AfriNIC Prefixes per ASN: 25.06
AfriNIC Region origin ASes announcing only one prefix: 21
AfriNIC Region transit ASes present in the Internet Routing Table: 11
Average AfriNIC Region AS path length visible: 5.9
Max AfriNIC Region AS path length visible: 8
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 23
Number of AfriNIC addresses announced to Internet: 2619648
Equivalent to 0 /8s, 39 /16s and 249 /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 618 2155 455 UNALLOCATED
7497 420 209 20 UNALLOCATED
1237 191 75 137 UNALLOCATED
7575 180 331 127 UNALLOCATED
58647 176 18 2 UNALLOCATED
4538 167 4192 72 UNALLOCATED
55824 128 19 22 UNALLOCATED
1659 55 1450 34 UNALLOCATED
2697 55 3 31 UNALLOCATED
132524 48 9 11 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
376 226 180 149 UNALLOCATED
5786 201 16 1 UNALLOCATED
2152 160 507 92 UNALLOCATED
18558 137 18 4 UNALLOCATED
270 117 297 87 UNALLOCATED
2920 112 34 6 UNALLOCATED
21976 86 51 18 UNALLOCATED
22742 85 62 45 UNALLOCATED
1736 80 16 1 UNALLOCATED
15296 65 5 54 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/MARWAN/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 172 24 4 UNALLOCATED
559 116 550 107 UNALLOCATED
1103 95 1520 84 UNALLOCATED
137 82 677 77 UNALLOCATED
2200 66 647 61 UNALLOCATED
2614 62 32 59 UNALLOCATED
1930 56 82 51 UNALLOCATED
1653 52 151 49 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 120 120 47 UNALLOCATED
11340 90 24 51 UNALLOCATED
1251 66 37 20 UNALLOCATED
2715 51 53 33 UNALLOCATED
4270 44 16 1 UNALLOCATED
61468 41 3 15 UNALLOCATED
263282 37 5 12 UNALLOCATED
20191 31 16 1 UNALLOCATED
28571 27 26 15 UNALLOCATED
271640 27 8 1 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 410 82 3 UNALLOCATED
2018 314 319 69 UNALLOCATED
327687 137 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/MARWAN/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 618 2155 455 UNALLOCATED
7497 420 209 20 UNALLOCATED
36914 410 82 3 UNALLOCATED
2018 314 319 69 UNALLOCATED
680 273 1996 235 UNALLOCATED
376 226 180 149 UNALLOCATED
5786 201 16 1 UNALLOCATED
1237 191 75 137 UNALLOCATED
786 187 1787 185 UNALLOCATED
7575 180 331 127 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
36914 410 407 UNALLOCATED
7497 420 400 UNALLOCATED
2018 314 245 UNALLOCATED
5786 201 200 UNALLOCATED
58647 176 174 UNALLOCATED
8895 172 168 UNALLOCATED
327687 137 134 UNALLOCATED
18558 137 133 UNALLOCATED
55824 128 106 UNALLOCATED
2920 112 106 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/MARWAN/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
36843 UNALLOCATED 108.59.20.0/24 11096 UNALLOCATED
36843 UNALLOCATED 131.91.183.0/24 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
328439 UNALLOCATED 164.160.240.0/20 327992 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
0.0.0.0/0 36884 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-dsua
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
164.160.240.0/20 Origin: 328439 UNALLOCATED
Transit: 327992 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
!!Default route being announced!!
/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 /14:35 /15:103 /16:1686 /17:283 /18:296
/19:470 /20:653 /21:743 /22:1145 /23:1192 /24:7742
/25:78 /26:59 /27:51 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
36914 384 410 UNALLOCATED
8895 167 172 UNALLOCATED
23024 53 56 UNALLOCATED
327700 33 39 UNALLOCATED
263282 30 37 UNALLOCATED
25977 29 32 UNALLOCATED
200521 25 41 UNALLOCATED
1916 24 120 UNALLOCATED
2614 24 62 UNALLOCATED
37215 23 29 UNALLOCATED
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:1 5:15 8:2 12:1 14:84 24:2
31:3 37:6 38:3 41:237 42:8 44:4
45:34 46:6 49:10 58:4 59:10 60:4
61:3 62:6 63:4 64:13 66:6 67:36
68:1 69:13 71:1 72:11 74:8 76:3
77:5 79:10 80:12 81:29 82:2 83:8
84:3 85:28 86:9 87:1 88:1 89:10
91:46 93:11 94:2 95:3 96:5 101:3
102:8 103:208 104:9 106:1 108:3 109:8
110:3 111:16 112:4 114:18 116:4 117:2
118:17 119:18 121:27 122:8 123:8 124:40
125:1 128:66 129:29 130:82 131:84 132:49
133:137 134:83 136:191 137:116 138:11 139:4
140:30 141:2 142:40 143:32 144:27 146:117
147:26 148:7 149:12 150:17 151:3 152:65
153:5 154:24 155:32 156:64 157:25 158:41
159:113 160:26 161:16 162:8 163:60 164:35
165:14 166:1 167:15 168:96 169:8 170:37
172:1 173:2 175:20 176:8 177:4 178:1
179:6 180:21 182:5 184:3 185:35 186:2
187:1 188:13 190:41 191:25 192:1187 193:220
194:111 195:93 196:167 197:198 198:332 199:183
200:162 201:7 202:382 203:284 204:312 205:88
206:144 207:120 208:47 209:94 210:178 211:13
212:165 213:4 216:31 217:16 218:5 219:13
220:12 222:4 223:2
End of report
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