[REN-BGP-stats-all] Global R&E Routing Table Report - AARNET (Brisbane) R&E view
REN Routing Table Report
cscora at frr.nsrc.org
Fri Sep 24 21:05:29 UTC 2021
Global R&E Routing Table Report 21:05 GMT Fri 24 Sep, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/AARNET-Brisbane/
Analysis Summary
----------------
BGP routing table entries examined: 17535
Prefixes after maximum aggregation (per Origin AS): 10023
Deaggregation factor: 1.75
Unique aggregates announced (without unneeded subnets): 11186
Total ASes present in the Internet Routing Table: 2641
Prefixes per ASN: 6.64
Origin-only ASes present in the Internet Routing Table: 2276
Origin ASes announcing only one prefix: 1026
Transit ASes present in the Internet Routing Table: 365
Transit-only ASes present in the Internet Routing Table: 56
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 15
Max AS path prepend of ASN (211089) 11
Prefixes from unregistered ASNs in the Routing Table: 295
Number of instances of unregistered ASNs: 295
Number of 32-bit ASNs allocated by the RIRs: 37317
Number of 32-bit ASNs visible in the Routing Table: 561
Prefixes from 32-bit ASNs in the Routing Table: 1686
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: 200966912
Equivalent to 11 /8s, 250 /16s and 131 /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: 1716
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4371
Total APNIC prefixes after maximum aggregation: 2165
APNIC Deaggregation factor: 2.02
Prefixes being announced from the APNIC address blocks: 4658
Unique aggregates announced from the APNIC address blocks: 2569
APNIC Region origin ASes present in the Internet Routing Table: 531
APNIC Prefixes per ASN: 8.77
APNIC Region origin ASes announcing only one prefix: 226
APNIC Region transit ASes present in the Internet Routing Table: 58
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: 193
Number of APNIC addresses announced to Internet: 45746176
Equivalent to 2 /8s, 186 /16s and 8 /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: 7178
Total ARIN prefixes after maximum aggregation: 4260
ARIN Deaggregation factor: 1.68
Prefixes being announced from the ARIN address blocks: 7192
Unique aggregates announced from the ARIN address blocks: 4774
ARIN Region origin ASes present in the Internet Routing Table: 1110
ARIN Prefixes per ASN: 6.48
ARIN Region origin ASes announcing only one prefix: 389
ARIN Region transit ASes present in the Internet Routing Table: 148
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: 144
Number of ARIN addresses announced to Internet: 90287360
Equivalent to 5 /8s, 97 /16s and 173 /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: 3359
Total RIPE prefixes after maximum aggregation: 2743
RIPE Deaggregation factor: 1.22
Prefixes being announced from the RIPE address blocks: 3353
Unique aggregates announced from the RIPE address blocks: 2761
RIPE Region origin ASes present in the Internet Routing Table: 663
RIPE Prefixes per ASN: 5.06
RIPE Region origin ASes announcing only one prefix: 319
RIPE Region transit ASes present in the Internet Routing Table: 107
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 127
Number of RIPE addresses announced to Internet: 58070272
Equivalent to 3 /8s, 118 /16s and 21 /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: 1421
Total LACNIC prefixes after maximum aggregation: 571
LACNIC Deaggregation factor: 2.49
Prefixes being announced from the LACNIC address blocks: 1419
Unique aggregates announced from the LACNIC address blocks: 784
LACNIC Region origin ASes present in the Internet Routing Table: 173
LACNIC Prefixes per ASN: 8.20
LACNIC Region origin ASes announcing only one prefix: 68
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 12
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 71
Number of LACNIC addresses announced to Internet: 4175872
Equivalent to 0 /8s, 63 /16s and 184 /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: 911
Total AfriNIC prefixes after maximum aggregation: 187
AfriNIC Deaggregation factor: 4.87
Prefixes being announced from the AfriNIC address blocks: 911
Unique aggregates announced from the AfriNIC address blocks: 296
AfriNIC Region origin ASes present in the Internet Routing Table: 51
AfriNIC Prefixes per ASN: 17.86
AfriNIC Region origin ASes announcing only one prefix: 24
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 4.5
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: 2686720
Equivalent to 0 /8s, 40 /16s and 255 /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 609 2157 457 SINET-AS Research Organization of Infor
7497 433 214 25 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 129 19 23 NKN-CORE-NW NKN Core Network, IN
4538 126 4192 72 ERX-CERNET-BKB China Education and Rese
24313 80 16 1 NSW-DET-AS NSW Department of Education,
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
7575 64 40 44 AARNET-AS-AP Australian Academic and Re
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
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
376 234 180 158 RISQ-AS, CA
668 210 702 181 DNIC-AS-00668, US
5786 201 16 1 UPRENET, PR
2152 157 507 86 CSUNET-NW, US
18558 137 18 4 NETBLK-RCOEK, US
2920 109 34 6 LACOE, US
21976 86 51 18 NJEDGE-NET, US
1736 80 16 1 MU-AS, US
3 77 528 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
786 187 1775 184 JANET Jisc Services Limited, GB
8895 142 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 61 32 58 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 58 102 38 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 37 26 15 UNIVERSIDADE DE SAO PAULO, BR
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 339 319 73 TENET-1, ZA
327687 138 28 3 RENU, UG
36914 101 82 3 KENET-AS, KE
2561 72 5 31 EUN, EG
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 14 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 609 2157 457 SINET-AS Research Organization of Infor
7497 433 214 25 CSTNET-AS-AP Computer Network Informati
2018 339 319 73 TENET-1, ZA
64623 316 16 1 >>UNKNOWN<<
680 276 1998 238 DFN Verein zur Foerderung eines Deutsch
376 234 180 158 RISQ-AS, CA
668 210 702 181 DNIC-AS-00668, US
5786 201 16 1 UPRENET, PR
786 187 1775 184 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 433 408 CSTNET-AS-AP Computer Network Information Cente
64623 316 315 UNASSIGNED
2018 339 266 TENET-1, ZA
5786 201 200 UPRENET, PR
58647 164 162 KAGAWAU-AS Kagawa University, JP
8895 142 138 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 129 106 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 /15:117 /16:1956 /17:378 /18:431
/19:533 /20:845 /21:874 /22:1366 /23:1447 /24:9521
/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 137 142 ISU Internet Services Unit ISU, SA
36914 88 101 KENET-AS, KE
23024 53 56 OCDE, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
327700 32 38 MoRENet, MZ
25977 31 45 HCCS, US
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
27609 29 45 USC-UNIVERSITY-HOSPITAL, US
32440 29 43 LONI, US
200521 28 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
18:41 23:8 24:6 31:6 37:6 38:9
41:148 42:7 44:5 45:52 46:7 47:5
49:10 50:1 52:1 58:1 59:11 60:4
61:3 62:5 63:33 64:27 66:34 67:43
68:8 69:21 72:14 74:19 76:32 77:6
78:3 79:10 80:18 81:29 82:5 83:7
84:7 85:35 86:9 87:1 88:1 89:10
91:46 92:1 93:19 94:4 95:5 96:5
97:1 98:2 101:6 102:12 103:280 104:13
106:1 107:1 108:6 109:8 110:3 111:16
112:4 113:1 114:23 116:5 117:61 118:19
119:18 121:26 122:8 124:39 125:5 128:101
129:48 130:96 131:85 132:58 133:138 134:98
136:195 137:274 138:22 139:15 140:51 141:2
142:40 143:39 144:27 146:122 147:34 148:159
149:13 150:39 151:6 152:71 153:86 154:24
155:50 156:66 157:25 158:45 159:117 160:25
161:17 162:28 163:66 164:40 165:54 166:1
167:16 168:126 169:9 170:48 171:1 172:2
173:1 175:31 176:8 177:10 178:1 179:11
180:21 181:1 182:8 184:3 185:41 186:3
187:18 188:13 189:3 190:42 191:32 192:1264
193:251 194:136 195:93 196:179 197:5 198:436
199:259 200:253 201:39 202:485 203:330 204:343
205:162 206:171 207:168 208:57 209:108 210:185
211:14 212:168 213:4 214:7 216:50 217:15
218:25 219:8 220:16 222:5 223:2
End of report
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