[REN-BGP-stats-all] Global R&E Routing Table Report - AARNET (Brisbane) R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Mon Nov 8 21:05:30 UTC 2021
Global R&E Routing Table Report 21:05 GMT Mon 08 Nov, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/AARNET-Brisbane/
Analysis Summary
----------------
BGP routing table entries examined: 17160
Prefixes after maximum aggregation (per Origin AS): 9898
Deaggregation factor: 1.73
Unique aggregates announced (without unneeded subnets): 10997
Total ASes present in the Internet Routing Table: 2597
Prefixes per ASN: 6.61
Origin-only ASes present in the Internet Routing Table: 2238
Origin ASes announcing only one prefix: 1017
Transit ASes present in the Internet Routing Table: 359
Transit-only ASes present in the Internet Routing Table: 53
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 14
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 306
Number of instances of unregistered ASNs: 306
Number of 32-bit ASNs allocated by the RIRs: 37784
Number of 32-bit ASNs visible in the Routing Table: 555
Prefixes from 32-bit ASNs in the Routing Table: 1651
Number of bogon 32-bit ASNs visible in the Routing Table: 2
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 2
Number of addresses announced to Internet: 199792128
Equivalent to 11 /8s, 232 /16s and 150 /24s
Percentage of available address space announced: 5.4
Percentage of allocated address space announced: 5.4
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: 1678
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4289
Total APNIC prefixes after maximum aggregation: 2171
APNIC Deaggregation factor: 1.98
Prefixes being announced from the APNIC address blocks: 4576
Unique aggregates announced from the APNIC address blocks: 2570
APNIC Region origin ASes present in the Internet Routing Table: 533
APNIC Prefixes per ASN: 8.59
APNIC Region origin ASes announcing only one prefix: 227
APNIC Region transit ASes present in the Internet Routing Table: 61
Average APNIC Region AS path length visible: 3.8
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 201
Number of APNIC addresses announced to Internet: 45591552
Equivalent to 2 /8s, 183 /16s and 172 /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: 7108
Total ARIN prefixes after maximum aggregation: 4230
ARIN Deaggregation factor: 1.68
Prefixes being announced from the ARIN address blocks: 7136
Unique aggregates announced from the ARIN address blocks: 4717
ARIN Region origin ASes present in the Internet Routing Table: 1109
ARIN Prefixes per ASN: 6.43
ARIN Region origin ASes announcing only one prefix: 391
ARIN Region transit ASes present in the Internet Routing Table: 147
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 14
Number of ARIN region 32-bit ASNs visible in the Routing Table: 146
Number of ARIN addresses announced to Internet: 89636352
Equivalent to 5 /8s, 87 /16s and 190 /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: 3348
Total RIPE prefixes after maximum aggregation: 2727
RIPE Deaggregation factor: 1.23
Prefixes being announced from the RIPE address blocks: 3340
Unique aggregates announced from the RIPE address blocks: 2741
RIPE Region origin ASes present in the Internet Routing Table: 658
RIPE Prefixes per ASN: 5.08
RIPE Region origin ASes announcing only one prefix: 316
RIPE Region transit ASes present in the Internet Routing Table: 104
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 14
Number of RIPE region 32-bit ASNs visible in the Routing Table: 127
Number of RIPE addresses announced to Internet: 58061824
Equivalent to 3 /8s, 117 /16s and 244 /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: 1195
Total LACNIC prefixes after maximum aggregation: 483
LACNIC Deaggregation factor: 2.47
Prefixes being announced from the LACNIC address blocks: 1192
Unique aggregates announced from the LACNIC address blocks: 672
LACNIC Region origin ASes present in the Internet Routing Table: 135
LACNIC Prefixes per ASN: 8.83
LACNIC Region origin ASes announcing only one prefix: 61
LACNIC Region transit ASes present in the Internet Routing Table: 18
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 57
Number of LACNIC addresses announced to Internet: 3766016
Equivalent to 0 /8s, 57 /16s and 119 /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: 914
Total AfriNIC prefixes after maximum aggregation: 188
AfriNIC Deaggregation factor: 4.86
Prefixes being announced from the AfriNIC address blocks: 914
Unique aggregates announced from the AfriNIC address blocks: 295
AfriNIC Region origin ASes present in the Internet Routing Table: 50
AfriNIC Prefixes per ASN: 18.28
AfriNIC Region origin ASes announcing only one prefix: 22
AfriNIC Region transit ASes present in the Internet Routing Table: 13
Average AfriNIC Region AS path length visible: 4.1
Max AfriNIC Region AS path length visible: 10
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 24
Number of AfriNIC addresses announced to Internet: 2735872
Equivalent to 0 /8s, 41 /16s and 191 /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 610 2157 457 SINET-AS Research Organization of Infor
7497 430 182 24 CSTNET-AS-AP Computer Network Informati
1237 185 74 135 KREONET-AS-KR KISTI, KR
58647 164 18 2 KAGAWAU-AS Kagawa University, JP
55824 128 19 22 NKN-CORE-NW NKN Core Network, IN
4538 127 4192 72 ERX-CERNET-BKB China Education and Rese
24313 80 16 1 NSW-DET-AS NSW Department of Education,
7575 64 40 44 AARNET-AS-AP Australian Academic and Re
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
1659 54 1450 34 ERX-TANET-ASN1 Taiwan Academic Network
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
668 211 702 182 DNIC-AS-00668, US
376 205 179 154 RISQ-AS, CA
5786 201 16 1 UPRENET, PR
2152 158 507 86 CSUNET-NW, US
18558 137 18 4 NETBLK-RCOEK, US
2920 109 34 6 LACOE, US
21976 85 51 18 NJEDGE-NET, US
1736 80 16 1 MU-AS, US
3 78 528 13 MIT-GATEWAYS, US
3477 72 71 42 NOAA-NWAVE, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/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 143 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 97 1520 84 SURFNET-NL SURFnet, The Netherlands, NL
137 82 677 77 ASGARR Consortium GARR, IT
553 72 449 72 BELWUE BelWue-Koordination, DE
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
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 177 207 41 Associacao Rede Nacional de Ensino e Pe
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 94 24 54 Red Universitaria Nacional, CL
1251 65 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 60 102 40 Fundacao Carlos Chagas Filho de Amparo
19611 45 17 2 Associacao Antonio Vieira - Unisinos, B
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
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
2018 340 319 73 TENET-1, ZA
327687 138 28 3 RENU, UG
36914 99 82 3 KENET-AS, KE
2561 73 5 32 EUN, EG
8094 50 48 4 PUKNET, ZA
327700 41 16 1 MoRENet, MZ
37215 33 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37182 15 8 1 TERNET, TZ
37501 11 49 6 UOFS, ZA
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 610 2157 457 SINET-AS Research Organization of Infor
7497 430 182 24 CSTNET-AS-AP Computer Network Informati
2018 340 319 73 TENET-1, ZA
64623 318 16 1 >>UNKNOWN<<
680 276 1998 238 DFN Verein zur Foerderung eines Deutsch
668 211 702 182 DNIC-AS-00668, US
376 205 179 154 RISQ-AS, CA
5786 201 16 1 UPRENET, PR
786 186 1774 183 JANET Jisc Services Limited, GB
1237 185 74 135 KREONET-AS-KR KISTI, KR
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 430 406 CSTNET-AS-AP Computer Network Information Cente
64623 318 317 UNASSIGNED
2018 340 267 TENET-1, ZA
5786 201 200 UPRENET, PR
58647 164 162 KAGAWAU-AS Kagawa University, JP
8895 143 139 ISU Internet Services Unit ISU, SA
1916 177 136 Associacao Rede Nacional de Ensino e Pesquisa,
327687 138 135 RENU, UG
18558 137 133 NETBLK-RCOEK, US
55824 128 106 NKN-CORE-NW NKN Core Network, IN
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
64611 PRIVATE 103.36.12.0/24 7575 AARNET-AS-AP Australian Acad
64789 PRIVATE 103.68.92.0/24 7575 AARNET-AS-AP Australian Acad
64607 PRIVATE 103.84.224.0/24 7575 AARNET-AS-AP Australian Acad
64686 PRIVATE 103.105.112.0/24 7575 AARNET-AS-AP Australian Acad
64756 PRIVATE 103.239.212.0/24 7575 AARNET-AS-AP Australian Acad
64600 PRIVATE 129.96.0.0/16 7575 AARNET-AS-AP Australian Acad
64607 PRIVATE 130.56.0.0/16 7575 AARNET-AS-AP Australian Acad
64607 PRIVATE 130.56.3.0/24 7575 AARNET-AS-AP Australian Acad
65522 PRIVATE 130.56.240.0/21 7575 AARNET-AS-AP Australian Acad
65522 PRIVATE 130.56.248.0/21 7575 AARNET-AS-AP Australian Acad
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
192.107.242.0/24 Origin: 394784 UNASSIGNED
192.107.242.0/24 Transit: 40831 PHS, US
205.166.145.0/24 Origin: 394784 UNASSIGNED
205.166.145.0/24 Transit: 40831 PHS, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/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 /11:1 /12:10
/13:18 /14:35 /15:122 /16:1943 /17:376 /18:423
/19:523 /20:833 /21:853 /22:1339 /23:1438 /24:9243
/25:0 /26:0 /27:0 /28:0 /29:0 /30:0
/31:0 /32:0
Advertised prefixes smaller than registry allocations
-----------------------------------------------------
ASN No of nets Total ann. Description
8895 138 143 ISU Internet Services Unit ISU, SA
36914 85 99 KENET-AS, KE
23024 53 56 OCDE, US
327700 35 41 MoRENet, MZ
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
25977 31 45 HCCS, US
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
27609 29 45 USC-UNIVERSITY-HOSPITAL, US
32440 29 44 LONI, US
200521 29 47 SEAP-AGE, ES
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:5 5:15 6:4 8:2 12:1 14:84
18:42 23:8 24:3 31:6 37:6 38:9
41:150 42:8 44:5 45:29 46:6 47:5
49:10 50:1 52:1 59:11 60:4 61:3
62:5 63:33 64:27 66:34 67:43 68:8
69:21 72:12 74:19 76:32 77:6 78:3
79:10 80:17 81:27 82:5 83:7 84:6
85:33 86:9 87:1 88:1 89:10 91:46
92:1 93:19 94:4 95:4 96:5 97:1
98:2 101:6 102:15 103:279 104:14 106:1
107:1 108:5 109:9 110:3 111:16 112:4
113:1 114:23 116:5 117:61 118:19 119:20
121:26 122:8 124:39 125:4 128:103 129:36
130:94 131:84 132:58 133:138 134:100 136:195
137:275 138:21 139:15 140:50 141:2 142:40
143:31 144:27 146:122 147:34 148:159 149:13
150:40 151:6 152:73 153:86 154:23 155:50
156:68 157:25 158:42 159:117 160:25 161:17
162:25 163:65 164:42 165:54 166:1 167:16
168:101 169:9 170:8 171:1 172:2 173:1
175:31 176:8 177:10 178:1 179:10 180:21
182:8 184:3 185:36 186:3 187:18 188:13
189:3 190:18 191:33 192:1261 193:253 194:132
195:92 196:179 197:5 198:430 199:259 200:208
201:39 202:430 203:327 204:312 205:163 206:176
207:170 208:56 209:107 210:184 211:14 212:170
213:4 214:7 216:56 217:14 218:25 219:8
220:17 222:5 223:2
End of report
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