[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Thu Jan 19 21:05:48 UTC 2023
IPv4 R&E Routing Table Report 21:05 GMT Thu 19 Jan, 2023
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: 17749
Prefixes after maximum aggregation (per Origin AS): 10094
Deaggregation factor: 1.76
Unique aggregates announced (without unneeded subnets): 11248
Number of IPv4 prefixes with a valid ROA: 4328
Number of IPv4 prefixes with an invalid ROA: 77
Number of IPv4 prefixes with no ROA: 13344
Total ASes present in the Internet Routing Table: 2578
Prefixes per ASN: 6.88
Origin-only ASes present in the Internet Routing Table: 2222
Origin ASes announcing only one prefix: 988
Transit ASes present in the Internet Routing Table: 356
Transit-only ASes present in the Internet Routing Table: 62
Paths with bogon ASNs present in the IPv4 Routing Table: 55
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 19
Max AS path prepend of ASN ( 10497) 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: 41068
Number of 32-bit ASNs visible in the Routing Table: 572
Prefixes from 32-bit ASNs in the Routing Table: 1629
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: 198845184
Equivalent to 11 /8s, 218 /16s and 35 /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: 1913
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4531
Total APNIC prefixes after maximum aggregation: 2204
APNIC Deaggregation factor: 2.06
Prefixes being announced from the APNIC address blocks: 4533
Unique aggregates announced from the APNIC address blocks: 2527
APNIC Region origin ASes present in the Internet Routing Table: 518
APNIC Prefixes per ASN: 8.75
APNIC Region origin ASes announcing only one prefix: 220
APNIC Region transit ASes present in the Internet Routing Table: 61
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 188
Number of APNIC addresses announced to Internet: 45421568
Equivalent to 2 /8s, 181 /16s and 20 /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: 7366
Total ARIN prefixes after maximum aggregation: 4291
ARIN Deaggregation factor: 1.72
Prefixes being announced from the ARIN address blocks: 7381
Unique aggregates announced from the ARIN address blocks: 4799
ARIN Region origin ASes present in the Internet Routing Table: 1138
ARIN Prefixes per ASN: 6.49
ARIN Region origin ASes announcing only one prefix: 405
ARIN Region transit ASes present in the Internet Routing Table: 150
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 173
Number of ARIN addresses announced to Internet: 88913152
Equivalent to 5 /8s, 76 /16s and 181 /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: 3511
Total RIPE prefixes after maximum aggregation: 2821
RIPE Deaggregation factor: 1.24
Prefixes being announced from the RIPE address blocks: 3502
Unique aggregates announced from the RIPE address blocks: 2855
RIPE Region origin ASes present in the Internet Routing Table: 662
RIPE Prefixes per ASN: 5.29
RIPE Region origin ASes announcing only one prefix: 294
RIPE Region transit ASes present in the Internet Routing Table: 97
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 12
Number of RIPE region 32-bit ASNs visible in the Routing Table: 131
Number of RIPE addresses announced to Internet: 57794304
Equivalent to 3 /8s, 113 /16s and 223 /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: 1371
Total LACNIC prefixes after maximum aggregation: 578
LACNIC Deaggregation factor: 2.37
Prefixes being announced from the LACNIC address blocks: 1368
Unique aggregates announced from the LACNIC address blocks: 784
LACNIC Region origin ASes present in the Internet Routing Table: 156
LACNIC Prefixes per ASN: 8.77
LACNIC Region origin ASes announcing only one prefix: 57
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: 63
Number of LACNIC addresses announced to Internet: 4117248
Equivalent to 0 /8s, 62 /16s and 211 /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: 965
Total AfriNIC prefixes after maximum aggregation: 195
AfriNIC Deaggregation factor: 4.95
Prefixes being announced from the AfriNIC address blocks: 965
Unique aggregates announced from the AfriNIC address blocks: 283
AfriNIC Region origin ASes present in the Internet Routing Table: 39
AfriNIC Prefixes per ASN: 24.74
AfriNIC Region origin ASes announcing only one prefix: 12
AfriNIC Region transit ASes present in the Internet Routing Table: 12
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: 2598912
Equivalent to 0 /8s, 39 /16s and 168 /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 579 2149 460 SINET-AS Research Organization of Infor
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
7575 348 330 125 AARNET-AS-AP Australian Academic and Re
1237 185 74 134 KREONET-AS-KR KISTI, KR
58647 175 18 2 KAGAWAU-AS Kagawa University, JP
4538 129 4192 73 ERX-CERNET-BKB China Education and Rese
55824 116 18 12 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
668 219 702 180 DNIC-AS-00668, US
2152 209 507 92 CSUNET-NW, US
376 200 178 149 RISQ-AS, CA
5786 199 16 1 UPRENET, PR
18558 134 18 4 NETBLK-RCOEK, US
23024 113 7 17 OCDE, US
2920 107 34 7 LACOE, US
32531 90 6 60 FORDHAM-UNIVERSITY, US
21976 85 51 18 NJEDGE-NET, US
1736 80 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
680 283 1935 251 DFN Verein zur Foerderung eines Deutsch
786 186 1775 183 JANET Jisc Services Limited, GB
8895 135 24 4 ISU Internet Services Unit ISU, SA
559 114 550 105 SWITCH Peering requests: peering at switch
1103 96 1518 85 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
1930 65 81 60 RCCN Fundacao para a Ciencia e a Tecnol
2200 64 599 59 FR-RENATER Reseau National de telecommu
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 153 10 67 Universidad Juarez Autonoma de Tabasco,
11340 97 24 55 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 45 16 1 Red de Interconexion Universitaria, AR
61468 43 3 15 CEDIA, EC
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
28571 37 40 18 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 351 319 71 TENET-1, ZA
36914 242 82 3 KENET-AS, KE
2561 67 4 34 EUN, EG
8094 48 48 15 PUKNET, ZA
327687 46 28 3 RENU, UG
3208 32 2 1 ARN, DZ
37182 31 8 1 TERNET, TZ
327700 30 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
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 579 2149 460 SINET-AS Research Organization of Infor
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
2018 351 319 71 TENET-1, ZA
7575 348 330 125 AARNET-AS-AP Australian Academic and Re
680 283 1935 251 DFN Verein zur Foerderung eines Deutsch
36914 242 82 3 KENET-AS, KE
668 219 702 180 DNIC-AS-00668, US
2152 209 507 92 CSUNET-NW, US
376 200 178 149 RISQ-AS, CA
5786 199 16 1 UPRENET, PR
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 434 410 CSTNET-AS-AP Computer Network Information Cente
2018 351 280 TENET-1, ZA
36914 242 239 KENET-AS, KE
7575 348 223 AARNET-AS-AP Australian Academic and Research N
5786 199 198 UPRENET, PR
58647 175 173 KAGAWAU-AS Kagawa University, JP
8895 135 131 ISU Internet Services Unit ISU, SA
18558 134 130 NETBLK-RCOEK, US
2152 209 117 CSUNET-NW, US
1916 157 114 Rede Nacional de Ensino e Pesquisa, BR
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
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
65000 PRIVATE 130.229.0.0/18 2837 SUNET-KI, SE
65000 PRIVATE 194.14.96.0/24 2837 SUNET-KI, SE
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 /16:1927 /17:402 /18:435
/19:523 /20:826 /21:862 /22:1353 /23:1509 /24:9725
/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 229 242 KENET-AS, KE
8895 130 135 ISU Internet Services Unit ISU, SA
23024 52 113 OCDE, US
32440 34 49 LONI, US
46115 32 35 LUTHER, US
200521 31 54 SEAP-AGE, ES
25977 30 44 HCCS, US
28614 30 36 Fundacao Universidade Regional de Blumenau, BR
37182 30 31 TERNET, TZ
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:2 5:15 6:4 8:2 12:1 14:86
18:44 23:6 24:3 31:7 35:6 38:9
41:137 42:10 44:5 45:31 46:5 47:1
49:10 50:4 52:1 58:1 59:11 60:4
61:3 62:9 63:32 64:31 65:1 66:28
67:42 68:8 69:21 70:2 72:7 74:48
76:38 77:9 78:3 79:10 80:17 81:27
82:5 83:6 84:9 85:41 86:5 87:1
89:10 91:44 92:1 93:4 94:4 95:4
96:5 97:3 98:2 101:2 102:12 103:272
104:73 108:2 109:10 110:2 111:16 113:1
114:23 116:6 117:61 118:19 119:22 121:27
122:8 123:8 124:39 125:4 128:112 129:39
130:89 131:60 132:59 133:149 134:100 136:201
137:210 138:19 139:16 140:57 141:1 142:38
143:30 144:23 145:2 146:127 147:31 148:198
149:12 150:131 151:7 152:72 153:91 154:29
155:52 156:68 157:29 158:40 159:116 160:26
161:17 162:17 163:75 164:10 165:51 166:1
167:16 168:106 169:9 170:56 171:1 172:2
173:6 175:31 176:8 177:10 179:10 180:17
181:1 182:3 184:2 185:39 186:3 187:19
188:13 189:3 190:18 191:36 192:1290 193:343
194:133 195:86 196:157 197:147 198:444 199:261
200:221 201:37 202:473 203:318 204:334 205:123
206:179 207:177 208:67 209:130 210:183 211:14
212:168 213:5 214:8 216:57 217:10 218:22
219:6 220:17 222:5 223:4
End of report
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