[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Mon Oct 21 21:13:17 UTC 2024
IPv4 R&E Routing Table Report 21:05 GMT Mon 21 Oct, 2024
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: 19836
Prefixes after maximum aggregation (per Origin AS): 9719
Deaggregation factor: 2.04
Unique aggregates announced (without unneeded subnets): 1132
Number of IPv4 prefixes with a valid ROA: 7446
Number of IPv4 prefixes with an invalid ROA: 11
Number of IPv4 prefixes with no ROA: 12379
Total ASes present in the Internet Routing Table: 2816
Prefixes per ASN: 7.04
Origin-only ASes present in the Internet Routing Table: 2440
Origin ASes announcing only one prefix: 1082
Transit ASes present in the Internet Routing Table: 376
Transit-only ASes present in the Internet Routing Table: 69
Paths with bogon ASNs present in the IPv4 Routing Table: 37
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 24
Max AS path prepend of ASN (138136) 20
Prefixes from unregistered ASNs in the Routing Table: 2
Number of instances of unregistered ASNs: 2
Number of 32-bit ASNs allocated by the RIRs: 45594
Number of 32-bit ASNs visible in the Routing Table: 698
Prefixes from 32-bit ASNs in the Routing Table: 1946
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: 6
Number of addresses announced to Internet: 27214336
Equivalent to 1 /8s, 159 /16s and 66 /24s
Percentage of available address space announced: 0.7
Percentage of allocated address space announced: 0.7
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: 1882
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4981
Total APNIC prefixes after maximum aggregation: 2197
APNIC Deaggregation factor: 2.27
Prefixes being announced from the APNIC address blocks: 4978
Unique aggregates announced from the APNIC address blocks: 59
APNIC Region origin ASes present in the Internet Routing Table: 581
APNIC Prefixes per ASN: 8.57
APNIC Region origin ASes announcing only one prefix: 240
APNIC Region transit ASes present in the Internet Routing Table: 58
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 24
Number of APNIC region 32-bit ASNs visible in the Routing Table: 229
Number of APNIC addresses announced to Internet: 4335616
Equivalent to 0 /8s, 66 /16s and 40 /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, 131072-153913
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: 8673
Total ARIN prefixes after maximum aggregation: 4756
ARIN Deaggregation factor: 1.82
Prefixes being announced from the ARIN address blocks: 8681
Unique aggregates announced from the ARIN address blocks: 538
ARIN Region origin ASes present in the Internet Routing Table: 1282
ARIN Prefixes per ASN: 6.77
ARIN Region origin ASes announcing only one prefix: 454
ARIN Region transit ASes present in the Internet Routing Table: 156
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 215
Number of ARIN addresses announced to Internet: -1054349824
Equivalent to 193 /8s, 39 /16s and 230 /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, 393216-402332
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: 3562
Total RIPE prefixes after maximum aggregation: 2086
RIPE Deaggregation factor: 1.71
Prefixes being announced from the RIPE address blocks: 3554
Unique aggregates announced from the RIPE address blocks: 500
RIPE Region origin ASes present in the Internet Routing Table: 666
RIPE Prefixes per ASN: 5.34
RIPE Region origin ASes announcing only one prefix: 296
RIPE Region transit ASes present in the Internet Routing Table: 103
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: 155
Number of RIPE addresses announced to Internet: 3209984
Equivalent to 0 /8s, 48 /16s and 251 /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
196608-216475
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: 1456
Total LACNIC prefixes after maximum aggregation: 524
LACNIC Deaggregation factor: 2.78
Prefixes being announced from the LACNIC address blocks: 1456
Unique aggregates announced from the LACNIC address blocks: 19
LACNIC Region origin ASes present in the Internet Routing Table: 164
LACNIC Prefixes per ASN: 8.88
LACNIC Region origin ASes announcing only one prefix: 59
LACNIC Region transit ASes present in the Internet Routing Table: 26
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 14
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 70
Number of LACNIC addresses announced to Internet: 9216
Equivalent to 0 /8s, 0 /16s and 36 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-274844 + 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: 1162
Total AfriNIC prefixes after maximum aggregation: 154
AfriNIC Deaggregation factor: 7.55
Prefixes being announced from the AfriNIC address blocks: 1161
Unique aggregates announced from the AfriNIC address blocks: 16
AfriNIC Region origin ASes present in the Internet Routing Table: 52
AfriNIC Prefixes per ASN: 22.33
AfriNIC Region origin ASes announcing only one prefix: 33
AfriNIC Region transit ASes present in the Internet Routing Table: 11
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 20
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 29
Number of AfriNIC addresses announced to Internet: 1074009344
Equivalent to 64 /8s, 4 /16s and 21 /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 590 524400 326 SINET-AS Research Organization of Inform
7497 449 262274 31 CSTNET-AS-AP Computer Network Informatio
7575 332 15 84 AARNET-AS-AP Australian Academic and Rese
1237 191 524338 170 KREONET-AS-KR KISTI, KR
58647 180 18 2 KAGAWAU-AS Kagawa University, JP
55824 132 524306 11 NKN-CORE-NW NKN Core Network, IN
4538 129 4189 73 ERX-CERNET-BKB China Education and Resear
4762 75 4 1 MAHIDOL-BORDER-AS Mahidol University, Tha
24313 70 16 1 NSW-DET-AS NSW Department of Education, A
4621 68 524322 15 UNINET-AS-AP UNINET-, TH
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
2152 512 786717 65 CENIC-2152, US
2920 228 38 56 LACOE, US
668 205 524573 99 DNIC-AS-00668, US
376 201 786586 161 RISQ-AS, CA
5786 197 16 1 UPRENET, PR
18558 141 18 5 NETBLK-RCOEK, US
81 134 524804 33 NCREN, US
23024 95 262148 17 OCDE, US
21976 91 262192 20 NJEDGE-NET, US
237 85 786803 27 MERIT-AS-14, 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
680 283 140 36 DFN Verein zur Foerderung eines Deutschen
786 185 786928 43 JANET Jisc Services Limited, GB
8895 132 262168 5 ISU Internet Services Unit ISU, SA
559 114 262649 34 SWITCH Peering requests: peering at switch.
1103 97 787339 51 SURFNET-NL SURFnet, The Netherlands, NL
2614 93 262164 19 ROEDUNET, RO
137 82 262738 38 ASGARR Consortium GARR, IT
1930 79 262165 5 RCCN Fundacao para a Ciencia e a Tecnolo
553 78 524737 78 BELWUE BelWue-Koordination, DE
3267 76 262163 40 NIKS, RU
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 210 262303 49 Rede Nacional de Ensino e Pesquisa, BR
28391 154 262149 28 Universidad Juarez Autonoma de Tabasco,
11340 109 262146 8 Red Universitaria Nacional, CL
271640 66 786432 66 UNIVERSIDADE FEDERAL DE VICOSA, BR
61468 51 262144 4 CEDIA, EC
2715 50 262243 36 Fundacao Carlos Chagas Filho de Amparo a
19611 48 16 13 Associacao Antonio Vieira - Unisinos, BR
4270 46 16 1 Red de Interconexion Universitaria, AR
28614 38 2 2 Fundacao Universidade Regional de Blumena
3596 37 262150 3 Universidad Autonoma Metropolitana, MX
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
36914 526 82 3 KENET-AS, KE
2018 379 262449 73 TENET-1, ZA
8094 47 262150 4 PUKNET, ZA
327700 46 16 1 MoRENet, MZ
37215 33 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37074 15 8 2 UG-AS, GH
37661 12 262148 2 NRaE1-AS, NG
37501 11 49 6 UOFS, ZA
36982 8 262160 3 UCT, 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 590 524400 326 SINET-AS Research Organization of Inform
36914 526 82 3 KENET-AS, KE
2152 512 786717 65 CENIC-2152, US
7497 449 262274 31 CSTNET-AS-AP Computer Network Informatio
2018 379 262449 73 TENET-1, ZA
7575 332 15 84 AARNET-AS-AP Australian Academic and Rese
680 283 140 36 DFN Verein zur Foerderung eines Deutschen
2920 228 38 56 LACOE, US
1916 210 262303 49 Rede Nacional de Ensino e Pesquisa, BR
668 205 524573 99 DNIC-AS-00668, US
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
36914 526 523 KENET-AS, KE
2152 512 447 CENIC-2152, US
7497 449 418 CSTNET-AS-AP Computer Network Information Cente
2018 379 306 TENET-1, ZA
7575 332 248 AARNET-AS-AP Australian Academic and Research N
680 283 247 DFN Verein zur Foerderung eines Deutschen Forsc
5786 197 196 UPRENET, PR
58647 180 178 KAGAWAU-AS Kagawa University, JP
2920 228 172 LACOE, US
1916 210 161 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
26971 UNALLOCATED 129.111.0.0/16 276 OTS-AS-276, US
65000 PRIVATE 130.229.0.0/18 2837 SUNET-KI, SE
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
164.160.192.0/2 Origin: 37661 NRaE1-AS, NG
164.160.192.0/2 Transit: 37288 WACREN, SN
202.14.117.0/24 Origin: 17827 STOU-AS-TH Sukhothai Thammathirat Open U
202.14.117.0/24 Transit: 4621 UNINET-AS-AP UNINET-, TH
202.46.0.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.0.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.240.0/20 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.240.0/20 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
202.46.245.0/24 Origin: 147171 IDNIC-BRIN-AS-ID Badan Riset dan Inovasi
202.46.245.0/24 Transit: 64302 IDNIC-IDREN-AS-ID IDREN - Indonesia Rese
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:394 /2:5056 /3:0 /4:0 /5:0 /6:0
/7:0 /8:0 /9:1 /10:1 /11:1 /12:11
/13:18 /14:33 /15:119 /16:1992 /17:321 /18:335
/19:426 /20:625 /21:638 /22:1030 /23:1107 /24:7728
/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 364 526 KENET-AS, KE
8895 85 132 ISU Internet Services Unit ISU, SA
327700 40 46 MoRENet, MZ
3267 35 76 NIKS, RU
32440 35 64 LONI, US
23024 34 95 OCDE, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
25977 30 44 HCCS, US
27609 29 45 USC-UNIVERSITY-HOSPITAL, US
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 14:92
23:8 24:3 31:1 35:7 37:8 38:10
40:1 41:249 42:10 44:5 45:47 46:4
47:1 49:11 50:4 52:1 59:19 60:6
61:3 62:8 63:36 64:45 65:4 66:57
67:42 68:12 69:19 70:2 71:1 72:7
74:51 76:42 77:10 78:3 79:10 80:12
81:25 82:7 83:7 84:6 85:45 86:5
87:1 89:11 91:42 92:2 93:13 94:2
95:2 96:5 97:1 98:2 102:3 103:213
104:46 107:2 108:8 109:1 111:16 113:2
114:24 116:9 117:61 118:1 119:23 121:24
123:8 124:42 125:5 128:45 129:20 130:54
131:37 132:26 133:154 134:94 136:86 137:115
138:65 139:7 140:14 141:2 142:46 143:15
144:25 146:122 147:35 148:84 149:6 150:23
151:7 152:138 153:13 154:38 155:52 156:131
157:26 158:19 159:48 160:25 161:12 162:16
163:35 164:9 165:6 166:1 167:25 168:62
169:3 170:52 171:1 172:1 173:5 175:11
177:5 179:12 180:16 182:8 185:31 186:2
187:17 188:10 189:3 190:16 191:13 192:972
193:200 194:107 195:53 196:145 197:176 198:278
199:169 200:202 201:34 202:540 203:245 204:232
205:82 206:124 207:202 208:38 209:113 210:148
211:2 212:85 213:5 214:8 216:48 217:4
218:3 219:2 220:13 223:15
End of report
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