[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Tue Sep 3 21:12:53 UTC 2024
IPv4 R&E Routing Table Report 21:05 GMT Tue 03 Sep, 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: 19644
Prefixes after maximum aggregation (per Origin AS): 9685
Deaggregation factor: 2.03
Unique aggregates announced (without unneeded subnets): 1153
Number of IPv4 prefixes with a valid ROA: 6299
Number of IPv4 prefixes with an invalid ROA: 11
Number of IPv4 prefixes with no ROA: 13334
Total ASes present in the Internet Routing Table: 2785
Prefixes per ASN: 7.05
Origin-only ASes present in the Internet Routing Table: 2420
Origin ASes announcing only one prefix: 1078
Transit ASes present in the Internet Routing Table: 365
Transit-only ASes present in the Internet Routing Table: 61
Paths with bogon ASNs present in the IPv4 Routing Table: 54
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 19
Max AS path prepend of ASN (395156) 12
Prefixes from unregistered ASNs in the Routing Table: 1
Number of instances of unregistered ASNs: 1
Number of 32-bit ASNs allocated by the RIRs: 45298
Number of 32-bit ASNs visible in the Routing Table: 683
Prefixes from 32-bit ASNs in the Routing Table: 1927
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: 27194624
Equivalent to 1 /8s, 158 /16s and 245 /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: 1868
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4983
Total APNIC prefixes after maximum aggregation: 2195
APNIC Deaggregation factor: 2.27
Prefixes being announced from the APNIC address blocks: 4979
Unique aggregates announced from the APNIC address blocks: 64
APNIC Region origin ASes present in the Internet Routing Table: 579
APNIC Prefixes per ASN: 8.60
APNIC Region origin ASes announcing only one prefix: 242
APNIC Region transit ASes present in the Internet Routing Table: 60
Average APNIC Region AS path length visible: 3.6
Max APNIC Region AS path length visible: 11
Number of APNIC region 32-bit ASNs visible in the Routing Table: 228
Number of APNIC addresses announced to Internet: 4337664
Equivalent to 0 /8s, 66 /16s and 48 /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: 8583
Total ARIN prefixes after maximum aggregation: 4715
ARIN Deaggregation factor: 1.82
Prefixes being announced from the ARIN address blocks: 8593
Unique aggregates announced from the ARIN address blocks: 529
ARIN Region origin ASes present in the Internet Routing Table: 1276
ARIN Prefixes per ASN: 6.73
ARIN Region origin ASes announcing only one prefix: 454
ARIN Region transit ASes present in the Internet Routing Table: 154
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 15
Number of ARIN region 32-bit ASNs visible in the Routing Table: 212
Number of ARIN addresses announced to Internet: -1054375424
Equivalent to 193 /8s, 39 /16s and 130 /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: 3532
Total RIPE prefixes after maximum aggregation: 2073
RIPE Deaggregation factor: 1.70
Prefixes being announced from the RIPE address blocks: 3523
Unique aggregates announced from the RIPE address blocks: 495
RIPE Region origin ASes present in the Internet Routing Table: 659
RIPE Prefixes per ASN: 5.35
RIPE Region origin ASes announcing only one prefix: 294
RIPE Region transit ASes present in the Internet Routing Table: 101
Average RIPE Region AS path length visible: 3.7
Max RIPE Region AS path length visible: 13
Number of RIPE region 32-bit ASNs visible in the Routing Table: 150
Number of RIPE addresses announced to Internet: 3205120
Equivalent to 0 /8s, 48 /16s and 232 /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: 1369
Total LACNIC prefixes after maximum aggregation: 530
LACNIC Deaggregation factor: 2.58
Prefixes being announced from the LACNIC address blocks: 1368
Unique aggregates announced from the LACNIC address blocks: 18
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: 56
LACNIC Region transit ASes present in the Internet Routing Table: 23
Average LACNIC Region AS path length visible: 5.2
Max LACNIC Region AS path length visible: 14
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 63
Number of LACNIC addresses announced to Internet: 7936
Equivalent to 0 /8s, 0 /16s and 31 /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: 1176
Total AfriNIC prefixes after maximum aggregation: 171
AfriNIC Deaggregation factor: 6.88
Prefixes being announced from the AfriNIC address blocks: 1175
Unique aggregates announced from the AfriNIC address blocks: 47
AfriNIC Region origin ASes present in the Internet Routing Table: 53
AfriNIC Prefixes per ASN: 22.17
AfriNIC Region origin ASes announcing only one prefix: 32
AfriNIC Region transit ASes present in the Internet Routing Table: 10
Average AfriNIC Region AS path length visible: 3.9
Max AfriNIC Region AS path length visible: 19
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 30
Number of AfriNIC addresses announced to Internet: 1074019328
Equivalent to 64 /8s, 4 /16s and 60 /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 588 524400 326 SINET-AS Research Organization of Inform
7497 449 262274 31 CSTNET-AS-AP Computer Network Informatio
7575 333 15 84 AARNET-AS-AP Australian Academic and Rese
1237 190 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 69 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 501 786717 65 CENIC-2152, US
2920 229 38 56 LACOE, US
668 205 524573 99 DNIC-AS-00668, US
376 199 786586 160 RISQ-AS, CA
5786 196 16 1 UPRENET, PR
18558 141 18 5 NETBLK-RCOEK, US
81 133 524804 33 NCREN, US
23024 96 524292 18 OCDE, US
21976 87 262192 20 NJEDGE-NET, US
237 83 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
680 282 140 36 DFN Verein zur Foerderung eines Deutschen
786 185 786928 43 JANET Jisc Services Limited, GB
8895 135 262168 5 ISU Internet Services Unit ISU, SA
559 113 262649 34 SWITCH Peering requests: peering at switch.
1103 97 787339 51 SURFNET-NL SURFnet, The Netherlands, NL
2614 90 262164 19 ROEDUNET, RO
137 81 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 160 147 66 Rede Nacional de Ensino e Pesquisa, BR
28391 153 262149 28 Universidad Juarez Autonoma de Tabasco,
11340 109 262146 8 Red Universitaria Nacional, CL
271640 67 0 67 UNIVERSIDADE FEDERAL DE VICOSA, BR
61468 50 262144 4 CEDIA, EC
19611 48 16 13 Associacao Antonio Vieira - Unisinos, BR
4270 46 16 1 Red de Interconexion Universitaria, AR
2715 45 262243 34 Fundacao Carlos Chagas Filho de Amparo a
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 527 82 3 KENET-AS, KE
2018 380 262449 73 TENET-1, ZA
8094 47 262150 4 PUKNET, ZA
327700 47 16 1 MoRENet, MZ
37182 31 2 14 TERNET, TZ
6879 24 2 9 ENSTINET-, EG
37074 15 8 2 UG-AS, GH
37661 13 262149 3 NRaE1-AS, NG
37215 11 8 1 MAREN, MW
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 588 524400 326 SINET-AS Research Organization of Inform
36914 527 82 3 KENET-AS, KE
2152 501 786717 65 CENIC-2152, US
7497 449 262274 31 CSTNET-AS-AP Computer Network Informatio
2018 380 262449 73 TENET-1, ZA
7575 333 15 84 AARNET-AS-AP Australian Academic and Rese
680 282 140 36 DFN Verein zur Foerderung eines Deutschen
2920 229 38 56 LACOE, US
668 205 524573 99 DNIC-AS-00668, US
376 199 786586 160 RISQ-AS, CA
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 527 524 KENET-AS, KE
2152 501 436 CENIC-2152, US
7497 449 418 CSTNET-AS-AP Computer Network Information Cente
2018 380 307 TENET-1, ZA
7575 333 249 AARNET-AS-AP Australian Academic and Research N
680 282 246 DFN Verein zur Foerderung eines Deutschen Forsc
5786 196 195 UPRENET, PR
58647 180 178 KAGAWAU-AS Kagawa University, JP
2920 229 173 LACOE, US
786 185 142 JANET Jisc Services Limited, GB
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
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)
-------------------------------------------------------
/1:390 /2:5032 /3:0 /4:0 /5:0 /6:0
/7:0 /8:0 /9:1 /10:1 /11:2 /12:10
/13:18 /14:33 /15:119 /16:1994 /17:318 /18:330
/19:420 /20:622 /21:632 /22:1020 /23:1103 /24:7599
/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 366 527 KENET-AS, KE
8895 87 135 ISU Internet Services Unit ISU, SA
327700 41 47 MoRENet, MZ
3267 35 76 NIKS, RU
23024 34 96 OCDE, US
32440 34 63 LONI, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
37182 31 31 TERNET, TZ
25977 30 44 HCCS, 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 14:91
23:7 24:3 31:1 35:7 37:8 38:10
40:1 41:257 42:10 44:5 45:50 46:5
47:1 49:11 50:5 52:1 58:1 59:19
60:6 61:3 62:6 63:33 64:45 65:1
66:52 67:43 68:13 69:18 70:2 71:1
72:7 74:51 76:42 77:10 78:3 79:10
80:13 81:24 82:6 83:7 84:6 85:45
86:5 87:1 89:10 91:42 92:2 93:13
94:2 95:2 96:5 97:1 98:2 102:3
103:207 104:46 108:8 109:1 111:16 113:3
114:24 116:9 117:61 118:1 119:23 121:24
123:8 124:42 125:5 128:65 129:21 130:53
131:36 132:27 133:154 134:94 136:85 137:109
138:65 139:8 140:14 141:2 142:19 143:15
144:26 146:122 147:34 148:84 149:7 150:23
151:7 152:133 153:14 154:37 155:52 156:132
157:16 158:23 159:48 160:25 161:13 162:16
163:35 164:9 165:4 166:1 167:21 168:62
169:3 170:45 171:1 172:1 173:5 175:11
177:4 179:11 180:16 182:8 185:30 186:2
187:17 188:10 189:3 190:16 191:13 192:958
193:192 194:104 195:53 196:147 197:180 198:276
199:169 200:156 201:34 202:542 203:244 204:229
205:79 206:122 207:202 208:37 209:111 210:147
211:2 212:80 213:5 214:8 216:48 217:4
218:3 219:2 220:13 223:15
End of report
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