[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Wed Sep 28 21:05:46 UTC 2022
IPv4 R&E Routing Table Report 21:05 GMT Wed 28 Sep, 2022
IPv4 BGP Table (R&E) as seen at AARNET (Brisbane).
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/AARNET-Brisbane/
Analysis Summary
----------------
BGP routing table entries examined: 17606
Prefixes after maximum aggregation (per Origin AS): 10085
Deaggregation factor: 1.75
Unique aggregates announced (without unneeded subnets): 11243
Number of IPv4 prefixes with a valid ROA: 4265
Number of IPv4 prefixes with an invalid ROA: 44
Number of IPv4 prefixes with no ROA: 13297
Total ASes present in the Internet Routing Table: 2586
Prefixes per ASN: 6.81
Origin-only ASes present in the Internet Routing Table: 2230
Origin ASes announcing only one prefix: 1000
Transit ASes present in the Internet Routing Table: 356
Transit-only ASes present in the Internet Routing Table: 63
Paths with bogon ASNs present in the IPv4 Routing Table: 66
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 18
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 4
Number of instances of unregistered ASNs: 4
Number of 32-bit ASNs allocated by the RIRs: 40264
Number of 32-bit ASNs visible in the Routing Table: 589
Prefixes from 32-bit ASNs in the Routing Table: 1677
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 0
Prefixes being announced from unallocated address space: 0
Number of addresses announced to Internet: 199316736
Equivalent to 11 /8s, 225 /16s and 85 /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: 99.6
Total number of prefixes smaller than registry allocations: 1802
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4592
Total APNIC prefixes after maximum aggregation: 2230
APNIC Deaggregation factor: 2.06
Prefixes being announced from the APNIC address blocks: 4594
Unique aggregates announced from the APNIC address blocks: 2567
APNIC Region origin ASes present in the Internet Routing Table: 536
APNIC Prefixes per ASN: 8.57
APNIC Region origin ASes announcing only one prefix: 233
APNIC Region transit ASes present in the Internet Routing Table: 65
Average APNIC Region AS path length visible: 3.7
Max APNIC Region AS path length visible: 18
Number of APNIC region 32-bit ASNs visible in the Routing Table: 204
Number of APNIC addresses announced to Internet: 45601280
Equivalent to 2 /8s, 183 /16s and 210 /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: 7165
Total ARIN prefixes after maximum aggregation: 4256
ARIN Deaggregation factor: 1.68
Prefixes being announced from the ARIN address blocks: 7175
Unique aggregates announced from the ARIN address blocks: 4756
ARIN Region origin ASes present in the Internet Routing Table: 1124
ARIN Prefixes per ASN: 6.38
ARIN Region origin ASes announcing only one prefix: 396
ARIN Region transit ASes present in the Internet Routing Table: 148
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 14
Number of ARIN region 32-bit ASNs visible in the Routing Table: 169
Number of ARIN addresses announced to Internet: 89126400
Equivalent to 5 /8s, 79 /16s and 246 /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: 3486
Total RIPE prefixes after maximum aggregation: 2818
RIPE Deaggregation factor: 1.24
Prefixes being announced from the RIPE address blocks: 3478
Unique aggregates announced from the RIPE address blocks: 2829
RIPE Region origin ASes present in the Internet Routing Table: 660
RIPE Prefixes per ASN: 5.27
RIPE Region origin ASes announcing only one prefix: 296
RIPE Region transit ASes present in the Internet Routing Table: 92
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 13
Number of RIPE region 32-bit ASNs visible in the Routing Table: 132
Number of RIPE addresses announced to Internet: 57793024
Equivalent to 3 /8s, 113 /16s and 218 /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: 1423
Total LACNIC prefixes after maximum aggregation: 571
LACNIC Deaggregation factor: 2.49
Prefixes being announced from the LACNIC address blocks: 1423
Unique aggregates announced from the LACNIC address blocks: 789
LACNIC Region origin ASes present in the Internet Routing Table: 160
LACNIC Prefixes per ASN: 8.89
LACNIC Region origin ASes announcing only one prefix: 61
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 12
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 67
Number of LACNIC addresses announced to Internet: 4203520
Equivalent to 0 /8s, 64 /16s and 36 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-273820 + 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: 936
Total AfriNIC prefixes after maximum aggregation: 206
AfriNIC Deaggregation factor: 4.54
Prefixes being announced from the AfriNIC address blocks: 936
Unique aggregates announced from the AfriNIC address blocks: 302
AfriNIC Region origin ASes present in the Internet Routing Table: 39
AfriNIC Prefixes per ASN: 24.00
AfriNIC Region origin ASes announcing only one prefix: 14
AfriNIC Region transit ASes present in the Internet Routing Table: 11
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 17
Number of AfriNIC addresses announced to Internet: 2592512
Equivalent to 0 /8s, 39 /16s and 143 /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 568 2156 456 SINET-AS Research Organization of Infor
7497 433 182 24 CSTNET-AS-AP Computer Network Informati
7575 349 330 128 AARNET-AS-AP Australian Academic and Re
1237 187 74 135 KREONET-AS-KR KISTI, KR
58647 175 18 2 KAGAWAU-AS Kagawa University, JP
4538 128 4192 73 ERX-CERNET-BKB China Education and Rese
55824 115 18 11 NKN-CORE-NW NKN Core Network, IN
24313 83 16 1 NSW-DET-AS NSW Department of Education,
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
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
668 222 703 182 DNIC-AS-00668, US
376 203 178 152 RISQ-AS, CA
5786 188 16 1 UPRENET, PR
2152 154 507 92 CSUNET-NW, US
18558 137 18 4 NETBLK-RCOEK, US
23024 114 7 17 OCDE, US
2920 108 34 7 LACOE, US
32531 90 6 60 FORDHAM-UNIVERSITY, US
21976 85 51 18 NJEDGE-NET, US
1736 81 16 1 MU-AS, 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
680 281 1935 249 DFN Verein zur Foerderung eines Deutsch
786 186 1775 183 JANET Jisc Services Limited, GB
8895 139 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 99 1520 86 SURFNET-NL SURFnet, The Netherlands, NL
2614 95 27 75 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 73 449 73 BELWUE BelWue-Koordination, DE
2200 64 599 59 FR-RENATER Reseau National de telecommu
1930 58 81 53 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 157 208 43 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 96 24 54 Red Universitaria Nacional, CL
1251 58 37 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
4270 44 16 1 Red de Interconexion Universitaria, AR
61468 42 3 15 CEDIA, EC
28571 40 40 18 UNIVERSIDADE DE SAO PAULO, BR
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
28614 37 2 2 Fundacao Universidade Regional de Blume
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 372 319 72 TENET-1, ZA
36914 244 82 3 KENET-AS, KE
2561 67 4 32 EUN, EG
8094 48 48 15 PUKNET, ZA
327687 39 28 3 RENU, UG
327700 31 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37182 19 1 14 TERNET, TZ
37501 11 49 6 UOFS, ZA
37654 10 1 6 RwEdNet-AS, RW
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 568 2156 456 SINET-AS Research Organization of Infor
7497 433 182 24 CSTNET-AS-AP Computer Network Informati
2018 372 319 72 TENET-1, ZA
7575 349 330 128 AARNET-AS-AP Australian Academic and Re
680 281 1935 249 DFN Verein zur Foerderung eines Deutsch
36914 244 82 3 KENET-AS, KE
668 222 703 182 DNIC-AS-00668, US
376 203 178 152 RISQ-AS, CA
5786 188 16 1 UPRENET, PR
1237 187 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 433 409 CSTNET-AS-AP Computer Network Information Cente
2018 372 300 TENET-1, ZA
36914 244 241 KENET-AS, KE
7575 349 221 AARNET-AS-AP Australian Academic and Research N
5786 188 187 UPRENET, PR
58647 175 173 KAGAWAU-AS Kagawa University, JP
8895 139 135 ISU Internet Services Unit ISU, SA
18558 137 133 NETBLK-RCOEK, US
1916 157 114 Rede Nacional de Ensino e Pesquisa, BR
55824 115 104 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
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, US
395514 UNALLOCATED 205.213.88.0/24 2381 WISCNET1-AS, US
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-badAS
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 /14:34 /15:121 /16:1935 /17:392 /18:431
/19:521 /20:815 /21:872 /22:1368 /23:1478 /24:9607
/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
36914 231 244 KENET-AS, KE
8895 134 139 ISU Internet Services Unit ISU, SA
23024 53 114 OCDE, US
32440 32 47 LONI, US
46115 32 35 LUTHER, US
25977 31 45 HCCS, US
28614 31 37 Fundacao Universidade Regional de Blumenau, BR
200521 31 52 SEAP-AGE, ES
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
327700 26 31 MoRENet, MZ
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:3 5:15 6:4 8:2 12:1 14:86
18:43 23:6 24:3 31:5 35:4 38:9
41:125 42:10 44:5 45:31 46:5 47:1
49:10 50:1 52:1 58:1 59:11 60:4
61:3 62:8 63:3 64:29 65:1 66:15
67:43 68:8 69:21 70:2 72:6 74:49
76:37 77:7 78:3 79:10 80:18 81:27
82:7 83:6 84:6 85:43 86:5 87:1
88:1 89:10 91:44 92:1 93:4 94:4
95:4 96:5 97:3 98:2 101:6 102:9
103:292 104:74 108:3 109:10 110:4 111:16
113:1 114:23 116:6 117:61 118:19 119:23
121:28 122:8 123:8 124:39 125:4 128:112
129:37 130:91 131:74 132:54 133:146 134:99
136:191 137:219 138:21 139:15 140:61 141:1
142:38 143:31 144:23 145:2 146:128 147:32
148:191 149:12 150:131 151:6 152:72 153:91
154:28 155:51 156:66 157:23 158:42 159:116
160:26 161:18 162:16 163:75 164:10 165:51
166:1 167:16 168:119 169:9 170:55 171:1
172:2 173:5 175:30 176:8 177:11 179:10
180:18 181:1 182:6 184:1 185:39 186:3
187:19 188:13 189:3 190:34 191:36 192:1274
193:311 194:136 195:91 196:159 197:149 198:421
199:255 200:227 201:38 202:484 203:321 204:325
205:120 206:166 207:160 208:65 209:107 210:182
211:13 212:174 213:5 214:8 216:55 217:11
218:22 219:6 220:17 222:5 223:4
End of report
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