[REN-BGP-stats-all] Global R&E Routing Table Report - MARWAN R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Sat Sep 18 18:00:30 UTC 2021
Global R&E Routing Table Report 18:00 GMT Sat 18 Sep, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/MARWAN/
Analysis Summary
----------------
BGP routing table entries examined: 14353
Prefixes after maximum aggregation (per Origin AS): 8401
Deaggregation factor: 1.71
Unique aggregates announced (without unneeded subnets): 9245
Total ASes present in the Internet Routing Table: 2146
Prefixes per ASN: 6.69
Origin-only ASes present in the Internet Routing Table: 1856
Origin ASes announcing only one prefix: 884
Transit ASes present in the Internet Routing Table: 290
Transit-only ASes present in the Internet Routing Table: 30
Average AS path length visible in the Internet Routing Table: 5.5
Max AS path length visible: 16
Max AS path prepend of ASN (211089) 11
Prefixes from unregistered ASNs in the Routing Table: 5
Number of instances of unregistered ASNs: 5
Number of 32-bit ASNs allocated by the RIRs: 37255
Number of 32-bit ASNs visible in the Routing Table: 464
Prefixes from 32-bit ASNs in the Routing Table: 1351
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: 176434912
Equivalent to 10 /8s, 132 /16s and 46 /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: 1551
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 3825
Total APNIC prefixes after maximum aggregation: 2011
APNIC Deaggregation factor: 1.90
Prefixes being announced from the APNIC address blocks: 3827
Unique aggregates announced from the APNIC address blocks: 2206
APNIC Region origin ASes present in the Internet Routing Table: 441
APNIC Prefixes per ASN: 8.68
APNIC Region origin ASes announcing only one prefix: 186
APNIC Region transit ASes present in the Internet Routing Table: 45
Average APNIC Region AS path length visible: 5.1
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 158
Number of APNIC addresses announced to Internet: 44746848
Equivalent to 2 /8s, 170 /16s and 200 /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: 5440
Total ARIN prefixes after maximum aggregation: 3247
ARIN Deaggregation factor: 1.68
Prefixes being announced from the ARIN address blocks: 5452
Unique aggregates announced from the ARIN address blocks: 3675
ARIN Region origin ASes present in the Internet Routing Table: 852
ARIN Prefixes per ASN: 6.40
ARIN Region origin ASes announcing only one prefix: 313
ARIN Region transit ASes present in the Internet Routing Table: 107
Average ARIN Region AS path length visible: 6.0
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 107
Number of ARIN addresses announced to Internet: 70222912
Equivalent to 4 /8s, 47 /16s and 132 /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: 3177
Total RIPE prefixes after maximum aggregation: 2548
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3170
Unique aggregates announced from the RIPE address blocks: 2610
RIPE Region origin ASes present in the Internet Routing Table: 637
RIPE Prefixes per ASN: 4.98
RIPE Region origin ASes announcing only one prefix: 309
RIPE Region transit ASes present in the Internet Routing Table: 99
Average RIPE Region AS path length visible: 4.8
Max RIPE Region AS path length visible: 16
Number of RIPE region 32-bit ASNs visible in the Routing Table: 121
Number of RIPE addresses announced to Internet: 56021376
Equivalent to 3 /8s, 86 /16s and 209 /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: 1077
Total LACNIC prefixes after maximum aggregation: 436
LACNIC Deaggregation factor: 2.47
Prefixes being announced from the LACNIC address blocks: 1075
Unique aggregates announced from the LACNIC address blocks: 530
LACNIC Region origin ASes present in the Internet Routing Table: 140
LACNIC Prefixes per ASN: 7.68
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: 6.0
Max LACNIC Region AS path length visible: 14
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 55
Number of LACNIC addresses announced to Internet: 2899904
Equivalent to 0 /8s, 44 /16s and 63 /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: 829
Total AfriNIC prefixes after maximum aggregation: 154
AfriNIC Deaggregation factor: 5.38
Prefixes being announced from the AfriNIC address blocks: 828
Unique aggregates announced from the AfriNIC address blocks: 224
AfriNIC Region origin ASes present in the Internet Routing Table: 44
AfriNIC Prefixes per ASN: 18.82
AfriNIC Region origin ASes announcing only one prefix: 20
AfriNIC Region transit ASes present in the Internet Routing Table: 11
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: 23
Number of AfriNIC addresses announced to Internet: 2543872
Equivalent to 0 /8s, 38 /16s and 209 /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 611 2156 453 SINET-AS Research Organization of Infor
7497 402 209 20 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 174 329 121 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 54 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
376 226 179 151 RISQ-AS, CA
5786 195 16 1 UPRENET, PR
2152 156 507 85 CSUNET-NW, US
18558 137 18 4 NETBLK-RCOEK, US
270 119 329 88 AS270, US
2920 111 34 6 LACOE, US
21976 86 51 18 NJEDGE-NET, US
1736 80 16 1 MU-AS, US
3477 66 71 38 NOAA-NWAVE, US
22742 66 52 33 CT-EDU-NET, 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
680 275 1998 237 DFN Verein zur Foerderung eines Deutsch
786 186 1763 184 JANET Jisc Services Limited, GB
8895 173 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 66 647 61 FR-RENATER Reseau National de telecommu
2614 61 32 58 ROEDUNET, RO
1930 57 81 52 RCCN Fundacao para a Ciencia e a Tecnol
1653 53 167 50 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 190 154 35 Associacao Rede Nacional de Ensino e Pe
11340 94 24 54 Red Universitaria Nacional, CL
1251 65 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 49 53 31 Fundacao Carlos Chagas Filho de Amparo
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 32 26 15 UNIVERSIDADE DE SAO PAULO, BR
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 340 319 72 TENET-1, ZA
327687 135 28 3 RENU, UG
36914 102 82 3 KENET-AS, KE
8094 55 48 4 PUKNET, ZA
327700 38 16 1 MoRENet, MZ
37215 32 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37182 12 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 611 2156 453 SINET-AS Research Organization of Infor
7497 402 209 20 CSTNET-AS-AP Computer Network Informati
2018 340 319 72 TENET-1, ZA
680 275 1998 237 DFN Verein zur Foerderung eines Deutsch
376 226 179 151 RISQ-AS, CA
5786 195 16 1 UPRENET, PR
1916 190 154 35 Associacao Rede Nacional de Ensino e Pe
1237 188 74 135 KREONET-AS-KR KISTI, KR
786 186 1763 184 JANET Jisc Services Limited, GB
58647 176 18 2 KAGAWAU-AS Kagawa University, JP
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 402 382 CSTNET-AS-AP Computer Network Information Cente
2018 340 268 TENET-1, ZA
5786 195 194 UPRENET, PR
58647 176 174 KAGAWAU-AS Kagawa University, JP
8895 173 169 ISU Internet Services Unit ISU, SA
1916 190 155 Associacao Rede Nacional de Ensino e Pesquisa,
18558 137 133 NETBLK-RCOEK, US
327687 135 132 RENU, UG
55824 128 106 NKN-CORE-NW NKN Core Network, IN
2920 111 105 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
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 /14:35 /15:103 /16:1671 /17:276 /18:303
/19:444 /20:670 /21:732 /22:1129 /23:1203 /24:7569
/25:71 /26:58 /27:55 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8895 168 173 ISU Internet Services Unit ISU, SA
36914 89 102 KENET-AS, KE
23024 53 56 OCDE, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
327700 32 38 MoRENet, MZ
25977 29 32 HCCS, US
1916 27 190 Associacao Rede Nacional de Ensino e Pesquisa,
200521 27 45 SEAP-AGE, ES
37215 26 32 MAREN, MW
30220 25 25 SWTELCOOP, US
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 23:2
24:2 31:1 37:6 38:3 41:149 42:9
44:3 45:33 46:6 49:10 58:4 59:10
60:1 61:3 62:6 63:5 64:11 66:23
67:34 68:1 69:17 72:12 74:14 76:17
77:6 78:3 79:10 80:17 81:28 82:2
83:7 84:3 85:31 86:9 87:1 88:1
89:10 91:46 92:1 93:18 94:2 95:4
96:5 101:3 102:10 103:210 104:4 106:1
108:4 109:8 110:3 111:16 112:4 114:18
116:5 117:2 118:17 119:18 121:27 122:8
124:39 128:65 129:31 130:82 131:79 132:52
133:138 134:87 136:186 137:106 138:8 139:4
140:34 141:2 142:21 143:32 144:27 146:122
147:26 148:7 149:13 150:19 151:6 152:62
153:6 154:24 155:36 156:65 157:18 158:42
159:103 160:25 161:15 162:11 163:58 164:35
165:53 166:1 167:16 168:100 169:9 170:40
172:1 173:1 175:20 176:8 177:8 178:1
179:9 180:21 182:5 184:2 185:35 186:2
187:18 188:12 189:3 190:41 191:6 192:1168
193:185 194:111 195:58 196:179 197:5 198:328
199:179 200:223 201:38 202:363 203:283 204:303
205:145 206:139 207:132 208:44 209:94 210:177
211:2 212:170 213:4 216:44 217:15 218:5
219:13 220:9 222:5 223:2
End of report
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