[REN-BGP-stats-all] Global R&E Routing Table Report - MARWAN R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Mon Oct 25 18:00:31 UTC 2021
Global R&E Routing Table Report 18:00 GMT Mon 25 Oct, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/MARWAN/
Analysis Summary
----------------
BGP routing table entries examined: 14220
Prefixes after maximum aggregation (per Origin AS): 8276
Deaggregation factor: 1.72
Unique aggregates announced (without unneeded subnets): 9151
Total ASes present in the Internet Routing Table: 2161
Prefixes per ASN: 6.58
Origin-only ASes present in the Internet Routing Table: 1859
Origin ASes announcing only one prefix: 902
Transit ASes present in the Internet Routing Table: 302
Transit-only ASes present in the Internet Routing Table: 36
Average AS path length visible in the Internet Routing Table: 5.5
Max AS path length visible: 15
Max AS path prepend of ASN ( 5474) 11
Prefixes from unregistered ASNs in the Routing Table: 14
Number of instances of unregistered ASNs: 14
Number of 32-bit ASNs allocated by the RIRs: 37644
Number of 32-bit ASNs visible in the Routing Table: 488
Prefixes from 32-bit ASNs in the Routing Table: 1447
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: 0
Number of addresses announced to Internet: 174531328
Equivalent to 10 /8s, 103 /16s and 35 /24s
Percentage of available address space announced: 4.7
Percentage of allocated address space announced: 4.7
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: 1562
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 3931
Total APNIC prefixes after maximum aggregation: 2076
APNIC Deaggregation factor: 1.89
Prefixes being announced from the APNIC address blocks: 3933
Unique aggregates announced from the APNIC address blocks: 2285
APNIC Region origin ASes present in the Internet Routing Table: 463
APNIC Prefixes per ASN: 8.49
APNIC Region origin ASes announcing only one prefix: 204
APNIC Region transit ASes present in the Internet Routing Table: 50
Average APNIC Region AS path length visible: 5.2
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 173
Number of APNIC addresses announced to Internet: 44796512
Equivalent to 2 /8s, 171 /16s and 138 /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, 131072-151865
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: 5156
Total ARIN prefixes after maximum aggregation: 3083
ARIN Deaggregation factor: 1.67
Prefixes being announced from the ARIN address blocks: 5179
Unique aggregates announced from the ARIN address blocks: 3518
ARIN Region origin ASes present in the Internet Routing Table: 836
ARIN Prefixes per ASN: 6.19
ARIN Region origin ASes announcing only one prefix: 312
ARIN Region transit ASes present in the Internet Routing Table: 109
Average ARIN Region AS path length visible: 6.0
Max ARIN Region AS path length visible: 14
Number of ARIN region 32-bit ASNs visible in the Routing Table: 109
Number of ARIN addresses announced to Internet: 67963392
Equivalent to 4 /8s, 13 /16s and 10 /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: 3176
Total RIPE prefixes after maximum aggregation: 2529
RIPE Deaggregation factor: 1.26
Prefixes being announced from the RIPE address blocks: 3167
Unique aggregates announced from the RIPE address blocks: 2599
RIPE Region origin ASes present in the Internet Routing Table: 628
RIPE Prefixes per ASN: 5.04
RIPE Region origin ASes announcing only one prefix: 306
RIPE Region transit ASes present in the Internet Routing Table: 98
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: 122
Number of RIPE addresses announced to Internet: 56052928
Equivalent to 3 /8s, 87 /16s and 76 /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: 1104
Total LACNIC prefixes after maximum aggregation: 419
LACNIC Deaggregation factor: 2.63
Prefixes being announced from the LACNIC address blocks: 1102
Unique aggregates announced from the LACNIC address blocks: 518
LACNIC Region origin ASes present in the Internet Routing Table: 143
LACNIC Prefixes per ASN: 7.71
LACNIC Region origin ASes announcing only one prefix: 56
LACNIC Region transit ASes present in the Internet Routing Table: 22
Average LACNIC Region AS path length visible: 6.2
Max LACNIC Region AS path length visible: 14
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 58
Number of LACNIC addresses announced to Internet: 3021792
Equivalent to 0 /8s, 46 /16s and 27 /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: 839
Total AfriNIC prefixes after maximum aggregation: 163
AfriNIC Deaggregation factor: 5.15
Prefixes being announced from the AfriNIC address blocks: 838
Unique aggregates announced from the AfriNIC address blocks: 231
AfriNIC Region origin ASes present in the Internet Routing Table: 52
AfriNIC Prefixes per ASN: 16.12
AfriNIC Region origin ASes announcing only one prefix: 24
AfriNIC Region transit ASes present in the Internet Routing Table: 13
Average AfriNIC Region AS path length visible: 5.5
Max AfriNIC Region AS path length visible: 10
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 26
Number of AfriNIC addresses announced to Internet: 2696704
Equivalent to 0 /8s, 41 /16s and 38 /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 620 2156 457 SINET-AS Research Organization of Infor
7497 428 182 24 CSTNET-AS-AP Computer Network Informati
1237 188 74 135 KREONET-AS-KR KISTI, KR
58647 176 18 2 KAGAWAU-AS Kagawa University, JP
7575 175 329 121 AARNET-AS-AP Australian Academic and Re
4538 172 4192 72 ERX-CERNET-BKB China Education and Rese
55824 128 19 22 NKN-CORE-NW NKN Core Network, IN
2697 55 3 31 ERX-ERNET-AS Education and Research Net
1659 51 1434 33 ERX-TANET-ASN1 Taiwan Academic Network
9317 49 16 1 ITISNET-AS INHA UNIVERSITY, KR
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
376 231 180 156 RISQ-AS, CA
5786 196 16 1 UPRENET, PR
2152 156 507 85 CSUNET-NW, US
18558 137 18 4 NETBLK-RCOEK, US
2920 112 34 6 LACOE, US
21976 86 51 18 NJEDGE-NET, US
3477 72 71 42 NOAA-NWAVE, US
22742 70 53 34 CT-EDU-NET, US
15296 64 5 54 CYBERA, CA
23024 56 4 3 OCDE, US
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
680 276 1998 238 DFN Verein zur Foerderung eines Deutsch
786 186 1774 183 JANET Jisc Services Limited, GB
8895 177 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 95 1520 84 SURFNET-NL SURFnet, The Netherlands, NL
137 82 677 77 ASGARR Consortium GARR, IT
2200 67 647 61 FR-RENATER Reseau National de telecommu
2614 59 33 57 ROEDUNET, RO
1930 57 81 52 RCCN Fundacao para a Ciencia e a Tecnol
1653 52 167 49 SUNET SUNET Swedish University Network,
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 183 161 32 Associacao Rede Nacional de Ensino e Pe
11340 93 24 53 Red Universitaria Nacional, CL
1251 65 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
19611 44 17 2 Associacao Antonio Vieira - Unisinos, B
4270 43 16 1 Red de Interconexion Universitaria, AR
61468 41 3 15 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
28571 37 26 15 UNIVERSIDADE DE SAO PAULO, BR
263282 37 5 12 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA
20191 31 16 1 Pontificia Universidad Catolica de Chil
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
2018 339 319 71 TENET-1, ZA
327687 134 28 3 RENU, UG
36914 94 82 3 KENET-AS, KE
8094 50 48 4 PUKNET, ZA
327700 42 16 1 MoRENet, MZ
37215 32 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37182 14 8 1 TERNET, TZ
37501 11 49 6 UOFS, ZA
36982 8 33 8 UCT, ZA
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 620 2156 457 SINET-AS Research Organization of Infor
7497 428 182 24 CSTNET-AS-AP Computer Network Informati
2018 339 319 71 TENET-1, ZA
680 276 1998 238 DFN Verein zur Foerderung eines Deutsch
376 231 180 156 RISQ-AS, CA
5786 196 16 1 UPRENET, PR
1237 188 74 135 KREONET-AS-KR KISTI, KR
786 186 1774 183 JANET Jisc Services Limited, GB
1916 183 161 32 Associacao Rede Nacional de Ensino e Pe
8895 177 24 4 ISU Internet Services Unit ISU, SA
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 428 404 CSTNET-AS-AP Computer Network Information Cente
2018 339 268 TENET-1, ZA
5786 196 195 UPRENET, PR
58647 176 174 KAGAWAU-AS Kagawa University, JP
8895 177 173 ISU Internet Services Unit ISU, SA
1916 183 151 Associacao Rede Nacional de Ensino e Pesquisa,
18558 137 133 NETBLK-RCOEK, US
327687 134 131 RENU, UG
55824 128 106 NKN-CORE-NW NKN Core Network, IN
2920 112 106 LACOE, US
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
14822 UNALLOCATED 140.163.6.0/24 10466 MAGPI, US
14822 UNALLOCATED 140.163.64.0/24 10466 MAGPI, US
14822 UNALLOCATED 140.163.70.0/24 10466 MAGPI, US
14822 UNALLOCATED 140.163.128.0/17 10466 MAGPI, US
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
396334 UNALLOCATED 205.143.136.0/21 5078 ONENET-AS-1, US
396334 UNALLOCATED 205.143.136.0/24 5078 ONENET-AS-1, US
396334 UNALLOCATED 205.143.137.0/24 5078 ONENET-AS-1, US
396334 UNALLOCATED 205.143.138.0/24 5078 ONENET-AS-1, US
396334 UNALLOCATED 205.143.139.0/24 5078 ONENET-AS-1, US
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 MAROCCONNECT, MA
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-dsua
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 /14:33 /15:108 /16:1649 /17:276 /18:307
/19:437 /20:668 /21:735 /22:1135 /23:1190 /24:7461
/25:74 /26:60 /27:53 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8895 172 177 ISU Internet Services Unit ISU, SA
36914 80 94 KENET-AS, KE
23024 53 56 OCDE, US
327700 36 42 MoRENet, MZ
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
25977 29 36 HCCS, US
200521 29 48 SEAP-AGE, ES
1916 27 183 Associacao Rede Nacional de Ensino e Pesquisa,
37215 26 32 MAREN, MW
Complete listing at https://bgp.nsrc.org/REN/MARWAN/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 5:15 8:2 12:1 14:84 23:3
24:5 31:1 37:6 38:4 41:144 42:9
44:4 45:40 46:6 49:10 58:4 59:11
60:4 61:3 62:6 63:5 64:13 66:23
67:34 68:1 69:17 72:12 74:14 77:6
78:3 79:10 80:16 81:26 82:3 83:7
84:3 85:28 86:9 87:1 88:1 89:10
91:46 93:18 94:2 95:4 96:5 101:4
102:17 103:223 104:4 106:1 108:4 109:9
110:3 111:16 112:4 114:23 116:5 117:5
118:17 119:20 121:27 122:8 123:8 124:39
125:1 128:66 129:33 130:82 131:78 132:54
133:138 134:34 136:187 137:101 138:8 139:4
140:33 141:2 142:21 143:33 144:27 146:119
147:23 148:7 149:12 150:19 151:6 152:23
153:6 154:24 155:36 156:67 157:25 158:39
159:116 160:25 161:16 162:11 163:60 164:36
165:53 166:1 167:11 168:99 169:8 170:43
172:1 175:21 176:8 177:7 178:1 179:10
180:21 182:6 184:1 185:33 186:2 187:17
188:13 189:3 190:51 191:30 192:1084 193:183
194:108 195:58 196:181 197:5 198:323 199:183
200:219 201:38 202:370 203:279 204:308 205:143
206:140 207:132 208:42 209:87 210:176 211:3
212:171 213:4 216:43 217:14 218:5 219:13
220:12 222:5 223:2
End of report
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