[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 Mar 10 21:05:27 UTC 2022
IPv4 R&E Routing Table Report 21:05 GMT Thu 10 Mar, 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: 17182
Prefixes after maximum aggregation (per Origin AS): 9960
Deaggregation factor: 1.73
Unique aggregates announced (without unneeded subnets): 11114
Number of IPv4 prefixes with a valid ROA: 3620
Number of IPv4 prefixes with an invalid ROA: 65
Number of IPv4 prefixes with no ROA: 13497
Total ASes present in the Internet Routing Table: 2550
Prefixes per ASN: 6.74
Origin-only ASes present in the Internet Routing Table: 2202
Origin ASes announcing only one prefix: 1012
Transit ASes present in the Internet Routing Table: 348
Transit-only ASes present in the Internet Routing Table: 51
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: 7
Number of instances of unregistered ASNs: 7
Number of 32-bit ASNs allocated by the RIRs: 38748
Number of 32-bit ASNs visible in the Routing Table: 563
Prefixes from 32-bit ASNs in the Routing Table: 1566
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: 199395584
Equivalent to 11 /8s, 226 /16s and 137 /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: 1699
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4521
Total APNIC prefixes after maximum aggregation: 2215
APNIC Deaggregation factor: 2.04
Prefixes being announced from the APNIC address blocks: 4527
Unique aggregates announced from the APNIC address blocks: 2536
APNIC Region origin ASes present in the Internet Routing Table: 527
APNIC Prefixes per ASN: 8.59
APNIC Region origin ASes announcing only one prefix: 223
APNIC Region transit ASes present in the Internet Routing Table: 60
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: 196
Number of APNIC addresses announced to Internet: 45535488
Equivalent to 2 /8s, 182 /16s and 209 /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: 6984
Total ARIN prefixes after maximum aggregation: 4165
ARIN Deaggregation factor: 1.68
Prefixes being announced from the ARIN address blocks: 6996
Unique aggregates announced from the ARIN address blocks: 4639
ARIN Region origin ASes present in the Internet Routing Table: 1110
ARIN Prefixes per ASN: 6.30
ARIN Region origin ASes announcing only one prefix: 398
ARIN Region transit ASes present in the Internet Routing Table: 145
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: 151
Number of ARIN addresses announced to Internet: 89385216
Equivalent to 5 /8s, 83 /16s and 233 /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: 3377
Total RIPE prefixes after maximum aggregation: 2752
RIPE Deaggregation factor: 1.23
Prefixes being announced from the RIPE address blocks: 3368
Unique aggregates announced from the RIPE address blocks: 2723
RIPE Region origin ASes present in the Internet Routing Table: 644
RIPE Prefixes per ASN: 5.23
RIPE Region origin ASes announcing only one prefix: 301
RIPE Region transit ASes present in the Internet Routing Table: 95
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: 129
Number of RIPE addresses announced to Internet: 57939456
Equivalent to 3 /8s, 116 /16s and 22 /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: 1396
Total LACNIC prefixes after maximum aggregation: 563
LACNIC Deaggregation factor: 2.48
Prefixes being announced from the LACNIC address blocks: 1394
Unique aggregates announced from the LACNIC address blocks: 761
LACNIC Region origin ASes present in the Internet Routing Table: 165
LACNIC Prefixes per ASN: 8.45
LACNIC Region origin ASes announcing only one prefix: 68
LACNIC Region transit ASes present in the Internet Routing Table: 22
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: 64
Number of LACNIC addresses announced to Internet: 4146432
Equivalent to 0 /8s, 63 /16s and 69 /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: 897
Total AfriNIC prefixes after maximum aggregation: 258
AfriNIC Deaggregation factor: 3.48
Prefixes being announced from the AfriNIC address blocks: 897
Unique aggregates announced from the AfriNIC address blocks: 455
AfriNIC Region origin ASes present in the Internet Routing Table: 47
AfriNIC Prefixes per ASN: 19.09
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: 3.7
Max AfriNIC Region AS path length visible: 10
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 23
Number of AfriNIC addresses announced to Internet: 2388992
Equivalent to 0 /8s, 36 /16s and 116 /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 584 2157 458 SINET-AS Research Organization of Infor
7497 432 182 24 CSTNET-AS-AP Computer Network Informati
7575 348 330 125 AARNET-AS-AP Australian Academic and Re
1237 186 74 135 KREONET-AS-KR KISTI, KR
58647 167 18 2 KAGAWAU-AS Kagawa University, JP
4538 128 4192 72 ERX-CERNET-BKB China Education and Rese
55824 128 18 22 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 147 507 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 76 71 45 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
680 278 1965 244 DFN Verein zur Foerderung eines Deutsch
786 186 1774 183 JANET Jisc Services Limited, GB
8895 141 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 98 1520 85 SURFNET-NL SURFnet, The Netherlands, NL
137 82 677 77 ASGARR Consortium GARR, IT
553 73 449 73 BELWUE BelWue-Koordination, DE
2614 69 30 59 ROEDUNET, RO
2200 65 615 60 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 45 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 95 24 54 Red Universitaria Nacional, CL
1251 60 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
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 356 319 71 TENET-1, ZA
36914 205 22 76 KENET-AS, KE
2561 72 5 31 EUN, EG
8094 50 48 4 PUKNET, ZA
327687 39 28 3 RENU, UG
327700 35 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37182 17 8 1 TERNET, TZ
37501 11 49 6 UOFS, ZA
37074 10 7 7 UG-AS, GH
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 584 2157 458 SINET-AS Research Organization of Infor
7497 432 182 24 CSTNET-AS-AP Computer Network Informati
2018 356 319 71 TENET-1, ZA
7575 348 330 125 AARNET-AS-AP Australian Academic and Re
680 278 1965 244 DFN Verein zur Foerderung eines Deutsch
668 212 702 180 DNIC-AS-00668, US
36914 205 22 76 KENET-AS, KE
376 203 178 152 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
786 186 1774 183 JANET Jisc Services Limited, GB
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 356 285 TENET-1, ZA
7575 348 223 AARNET-AS-AP Australian Academic and Research N
5786 200 199 UPRENET, PR
58647 167 165 KAGAWAU-AS Kagawa University, JP
8895 141 137 ISU Internet Services Unit ISU, SA
18558 135 131 NETBLK-RCOEK, US
36914 205 129 KENET-AS, KE
1916 157 112 Rede Nacional de Ensino e Pesquisa, BR
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
65000 PRIVATE 130.229.0.0/18 2837 SUNET-KI, SE
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
22226 UNALLOCATED 156.1.0.0/16 2152 CSUNET-NW, US
65000 PRIVATE 194.14.96.0/24 2837 SUNET-KI, SE
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
/13:17 /14:33 /15:121 /16:1942 /17:382 /18:425
/19:518 /20:816 /21:872 /22:1343 /23:1446 /24:9253
/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 195 205 KENET-AS, KE
8895 136 141 ISU Internet Services Unit ISU, SA
23024 53 56 OCDE, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
25977 31 45 HCCS, US
327700 31 35 MoRENet, MZ
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
32440 29 44 LONI, US
31638 21 21 ASN-LEPIDA, IT
1968 20 31 UMASSP-DOM, 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
41:126 42:8 44:5 45:32 46:6 47:1
49:10 50:1 52:1 59:11 60:4 61:3
62:5 63:4 64:27 66:15 67:43 68:8
69:20 70:2 72:9 74:20 76:32 77:5
78:3 79:10 80:15 81:28 82:3 83:6
84:6 85:36 86:4 87:1 88:1 89:10
91:42 92:1 93:23 94:4 95:5 96:5
97:1 98:2 101:6 102:13 103:288 104:14
106:1 107:1 108:5 109:10 110:3 111:20
113:1 114:23 116:5 117:61 118:19 119:22
121:26 122:8 124:39 125:3 128:101 129:38
130:93 131:84 132:53 133:141 134:99 136:194
137:219 138:21 139:15 140:50 141:1 142:40
143:31 144:25 145:2 146:125 147:31 148:191
149:13 150:43 151:6 152:71 153:88 154:26
155:51 156:68 157:26 158:42 159:116 160:25
161:18 162:17 163:65 164:43 165:50 166:1
167:16 168:124 169:9 170:49 171:1 172:2
173:1 175:29 176:8 177:12 179:11 180:21
182:8 184:3 185:33 186:3 187:19 188:13
189:5 190:33 191:33 192:1258 193:265 194:132
195:83 196:152 197:114 198:411 199:260 200:245
201:39 202:420 203:332 204:306 205:157 206:165
207:159 208:66 209:104 210:183 211:13 212:146
213:5 214:7 216:56 217:11 218:22 219:6
220:16 222:5 223:3
End of report
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