[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Sat Jan 15 21:05:27 UTC 2022
IPv4 R&E Routing Table Report 21:05 GMT Sat 15 Jan, 2022
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: 17104
Prefixes after maximum aggregation (per Origin AS): 9931
Deaggregation factor: 1.72
Unique aggregates announced (without unneeded subnets): 10978
Number of IPv4 prefixes with a valid ROA: 3494
Number of IPv4 prefixes with an invalid ROA: 67
Number of IPv4 prefixes with no ROA: 13543
Total ASes present in the Internet Routing Table: 2571
Prefixes per ASN: 6.65
Origin-only ASes present in the Internet Routing Table: 2219
Origin ASes announcing only one prefix: 1038
Transit ASes present in the Internet Routing Table: 352
Transit-only ASes present in the Internet Routing Table: 50
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 14
Max AS path prepend of ASN ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 3
Number of instances of unregistered ASNs: 3
Number of 32-bit ASNs allocated by the RIRs: 38311
Number of 32-bit ASNs visible in the Routing Table: 562
Prefixes from 32-bit ASNs in the Routing Table: 1597
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: 200387584
Equivalent to 11 /8s, 241 /16s and 172 /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: 1693
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4403
Total APNIC prefixes after maximum aggregation: 2189
APNIC Deaggregation factor: 2.01
Prefixes being announced from the APNIC address blocks: 4409
Unique aggregates announced from the APNIC address blocks: 2460
APNIC Region origin ASes present in the Internet Routing Table: 516
APNIC Prefixes per ASN: 8.54
APNIC Region origin ASes announcing only one prefix: 227
APNIC Region transit ASes present in the Internet Routing Table: 56
Average APNIC Region AS path length visible: 3.9
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 192
Number of APNIC addresses announced to Internet: 45527040
Equivalent to 2 /8s, 182 /16s and 176 /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: 7088
Total ARIN prefixes after maximum aggregation: 4233
ARIN Deaggregation factor: 1.67
Prefixes being announced from the ARIN address blocks: 7097
Unique aggregates announced from the ARIN address blocks: 4697
ARIN Region origin ASes present in the Internet Routing Table: 1124
ARIN Prefixes per ASN: 6.31
ARIN Region origin ASes announcing only one prefix: 400
ARIN Region transit ASes present in the Internet Routing Table: 146
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: 149
Number of ARIN addresses announced to Internet: 89977856
Equivalent to 5 /8s, 92 /16s and 244 /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: 3363
Total RIPE prefixes after maximum aggregation: 2755
RIPE Deaggregation factor: 1.22
Prefixes being announced from the RIPE address blocks: 3353
Unique aggregates announced from the RIPE address blocks: 2760
RIPE Region origin ASes present in the Internet Routing Table: 662
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: 100
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: 131
Number of RIPE addresses announced to Internet: 57997312
Equivalent to 3 /8s, 116 /16s and 248 /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: 1422
Total LACNIC prefixes after maximum aggregation: 562
LACNIC Deaggregation factor: 2.53
Prefixes being announced from the LACNIC address blocks: 1420
Unique aggregates announced from the LACNIC address blocks: 762
LACNIC Region origin ASes present in the Internet Routing Table: 168
LACNIC Prefixes per ASN: 8.45
LACNIC Region origin ASes announcing only one prefix: 72
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: 67
Number of LACNIC addresses announced to Internet: 4171264
Equivalent to 0 /8s, 63 /16s and 166 /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: 825
Total AfriNIC prefixes after maximum aggregation: 189
AfriNIC Deaggregation factor: 4.37
Prefixes being announced from the AfriNIC address blocks: 825
Unique aggregates announced from the AfriNIC address blocks: 299
AfriNIC Region origin ASes present in the Internet Routing Table: 48
AfriNIC Prefixes per ASN: 17.19
AfriNIC Region origin ASes announcing only one prefix: 20
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 11
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 23
Number of AfriNIC addresses announced to Internet: 2714112
Equivalent to 0 /8s, 41 /16s and 106 /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 570 2156 456 SINET-AS Research Organization of Infor
7497 432 182 24 CSTNET-AS-AP Computer Network Informati
7575 350 330 126 AARNET-AS-AP Australian Academic and Re
1237 184 74 135 KREONET-AS-KR KISTI, KR
58647 165 18 2 KAGAWAU-AS Kagawa University, JP
4538 127 4192 72 ERX-CERNET-BKB China Education and Rese
55824 115 18 11 NKN-CORE-NW NKN Core Network, IN
24313 80 16 1 NSW-DET-AS NSW Department of Education,
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
668 212 702 180 DNIC-AS-00668, US
376 203 178 152 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
2152 146 507 87 CSUNET-NW, US
18558 135 18 4 NETBLK-RCOEK, US
2920 108 34 6 LACOE, US
21976 85 51 18 NJEDGE-NET, US
1736 80 16 1 MU-AS, US
3 76 496 15 MIT-GATEWAYS, US
3477 73 71 43 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
680 279 1950 245 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 60 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 176 207 41 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 95 24 55 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 45 17 2 Associacao Antonio Vieira - Unisinos, B
4270 44 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 348 319 74 TENET-1, ZA
36914 135 81 6 KENET-AS, KE
2561 72 5 31 EUN, EG
8094 50 48 4 PUKNET, ZA
327700 45 16 1 MoRENet, MZ
327687 38 28 3 RENU, UG
6879 24 2 9 ENSTINET-, EG
37182 12 8 1 TERNET, TZ
37074 11 8 2 UG-AS, GH
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 570 2156 456 SINET-AS Research Organization of Infor
7497 432 182 24 CSTNET-AS-AP Computer Network Informati
7575 350 330 126 AARNET-AS-AP Australian Academic and Re
2018 348 319 74 TENET-1, ZA
680 279 1950 245 DFN Verein zur Foerderung eines Deutsch
668 212 702 180 DNIC-AS-00668, US
376 203 178 152 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
786 186 1774 183 JANET Jisc Services Limited, GB
1237 184 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 432 408 CSTNET-AS-AP Computer Network Information Cente
2018 348 274 TENET-1, ZA
7575 350 224 AARNET-AS-AP Australian Academic and Research N
5786 200 199 UPRENET, PR
58647 165 163 KAGAWAU-AS Kagawa University, JP
8895 143 139 ISU Internet Services Unit ISU, SA
1916 176 135 Rede Nacional de Ensino e Pesquisa, BR
18558 135 131 NETBLK-RCOEK, US
36914 135 129 KENET-AS, KE
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
22226 UNALLOCATED 156.1.0.0/16 2152 CSUNET-NW, US
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, 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
/13:17 /14:34 /15:122 /16:1949 /17:385 /18:425
/19:534 /20:832 /21:874 /22:1343 /23:1429 /24:9146
/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 127 135 KENET-AS, KE
23024 53 56 OCDE, US
327700 39 45 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
32440 29 44 LONI, US
200521 28 48 SEAP-AGE, ES
30220 25 26 SWTELCOOP, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:4 5:15 6:4 8:2 12:1 14:85
18:42 23:7 24:3 31:6 37:6 38:9
41:60 42:7 44:5 45:33 46:6 47:1
49:8 50:1 52:1 59:4 60:4 61:3
62:6 63:4 64:27 66:33 67:43 68:8
69:20 72:12 74:19 76:33 77:7 78:3
79:10 80:16 81:28 82:5 83:7 84:6
85:33 86:4 87:1 88:1 89:10 91:46
92:1 93:19 94:4 95:5 96:5 97:1
98:2 101:6 102:13 103:267 104:14 106:1
107:1 108:5 109:7 110:3 111:20 112:4
113:1 114:23 116:5 117:61 118:2 119:22
121:26 124:39 125:3 128:106 129:34 130:93
131:78 132:55 133:139 134:101 136:194 137:212
138:21 139:15 140:50 141:2 142:40 143:31
144:25 145:2 146:125 147:33 148:191 149:13
150:36 151:6 152:71 153:86 154:26 155:51
156:67 157:26 158:42 159:116 160:25 161:16
162:26 163:66 164:22 165:55 166:1 167:16
168:119 169:9 170:50 171:1 172:2 173:1
175:31 176:8 177:12 178:1 179:11 180:21
181:1 182:8 184:2 185:38 186:3 187:18
188:13 189:5 190:33 191:33 192:1265 193:248
194:133 195:92 196:146 197:116 198:416 199:262
200:254 201:39 202:400 203:323 204:309 205:156
206:164 207:164 208:59 209:104 210:181 211:13
212:172 213:4 214:7 216:55 217:15 218:25
219:6 220:17 222:5 223:3
End of report
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