[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Sun Dec 15 21:13:11 UTC 2024
IPv4 R&E Routing Table Report 21:05 GMT Sun 15 Dec, 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: 19675
Prefixes after maximum aggregation (per Origin AS): 9639
Deaggregation factor: 2.04
Unique aggregates announced (without unneeded subnets): 1136
Number of IPv4 prefixes with a valid ROA: 7543
Number of IPv4 prefixes with an invalid ROA: 8
Number of IPv4 prefixes with no ROA: 12124
Total ASes present in the Internet Routing Table: 2784
Prefixes per ASN: 7.07
Origin-only ASes present in the Internet Routing Table: 2409
Origin ASes announcing only one prefix: 1078
Transit ASes present in the Internet Routing Table: 375
Transit-only ASes present in the Internet Routing Table: 68
Paths with bogon ASNs present in the IPv4 Routing Table: 32
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: 1
Number of instances of unregistered ASNs: 1
Number of 32-bit ASNs allocated by the RIRs: 45980
Number of 32-bit ASNs visible in the Routing Table: 675
Prefixes from 32-bit ASNs in the Routing Table: 1855
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: 3
Number of addresses announced to Internet: 27028736
Equivalent to 1 /8s, 156 /16s and 109 /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: 1845
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4945
Total APNIC prefixes after maximum aggregation: 2164
APNIC Deaggregation factor: 2.29
Prefixes being announced from the APNIC address blocks: 4945
Unique aggregates announced from the APNIC address blocks: 60
APNIC Region origin ASes present in the Internet Routing Table: 560
APNIC Prefixes per ASN: 8.83
APNIC Region origin ASes announcing only one prefix: 237
APNIC Region transit ASes present in the Internet Routing Table: 56
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 24
Number of APNIC region 32-bit ASNs visible in the Routing Table: 210
Number of APNIC addresses announced to Internet: 4205824
Equivalent to 0 /8s, 64 /16s and 45 /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: 8686
Total ARIN prefixes after maximum aggregation: 4748
ARIN Deaggregation factor: 1.83
Prefixes being announced from the ARIN address blocks: 8696
Unique aggregates announced from the ARIN address blocks: 544
ARIN Region origin ASes present in the Internet Routing Table: 1286
ARIN Prefixes per ASN: 6.76
ARIN Region origin ASes announcing only one prefix: 457
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: -1054348288
Equivalent to 193 /8s, 39 /16s and 236 /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, 45/8, 47/8, 48/8, 50/8, 52/8,
54/8, 55/8, 56/8, 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: 3534
Total RIPE prefixes after maximum aggregation: 2080
RIPE Deaggregation factor: 1.70
Prefixes being announced from the RIPE address blocks: 3524
Unique aggregates announced from the RIPE address blocks: 499
RIPE Region origin ASes present in the Internet Routing Table: 664
RIPE Prefixes per ASN: 5.31
RIPE Region origin ASes announcing only one prefix: 300
RIPE Region transit ASes present in the Internet Routing Table: 106
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: 3222272
Equivalent to 0 /8s, 49 /16s and 43 /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,
53/8, 57/8, 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: 1366
Total LACNIC prefixes after maximum aggregation: 492
LACNIC Deaggregation factor: 2.78
Prefixes being announced from the LACNIC address blocks: 1365
Unique aggregates announced from the LACNIC address blocks: 18
LACNIC Region origin ASes present in the Internet Routing Table: 154
LACNIC Prefixes per ASN: 8.86
LACNIC Region origin ASes announcing only one prefix: 53
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: 14
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 64
Number of LACNIC addresses announced to Internet: 8960
Equivalent to 0 /8s, 0 /16s and 35 /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: 1143
Total AfriNIC prefixes after maximum aggregation: 154
AfriNIC Deaggregation factor: 7.42
Prefixes being announced from the AfriNIC address blocks: 1142
Unique aggregates announced from the AfriNIC address blocks: 15
AfriNIC Region origin ASes present in the Internet Routing Table: 51
AfriNIC Prefixes per ASN: 22.39
AfriNIC Region origin ASes announcing only one prefix: 31
AfriNIC Region transit ASes present in the Internet Routing Table: 12
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: 31
Number of AfriNIC addresses announced to Internet: 1073939968
Equivalent to 64 /8s, 3 /16s and 6 /24s
AfriNIC AS Blocks 36864-37887, 327680-329727 & ERX transfers
AfriNIC Address Blocks 41/8, 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 592 524398 325 SINET-AS Research Organization of Inform
7497 445 262242 30 CSTNET-AS-AP Computer Network Informatio
7575 331 15 84 AARNET-AS-AP Australian Academic and Rese
1237 191 524338 170 KREONET-AS-KR KISTI, KR
58647 182 18 2 KAGAWAU-AS Kagawa University, JP
55824 146 524306 11 NKN-CORE-NW NKN Core Network, IN
4538 138 4189 72 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 513 786717 65 CENIC-2152, US
2920 226 786470 55 LACOE, US
668 205 786717 100 DNIC-AS-00668, US
376 201 786586 161 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
81 134 524804 33 NCREN, US
18558 134 18 4 NETBLK-RCOEK, US
23024 97 262148 17 OCDE, US
21976 91 262192 20 NJEDGE-NET, US
237 82 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
680 284 140 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 96 787323 50 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 77 262164 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 158 262301 48 Rede Nacional de Ensino e Pesquisa, BR
28391 154 262149 28 Universidad Juarez Autonoma de Tabasco,
11340 106 262146 7 Red Universitaria Nacional, CL
271640 67 0 67 UNIVERSIDADE FEDERAL DE VICOSA, BR
61468 54 262144 4 CEDIA, EC
2715 49 262243 35 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
1251 37 524316 27 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
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 541 82 3 KENET-AS, KE
2018 378 262449 73 TENET-1, ZA
8094 47 262150 4 PUKNET, ZA
37215 32 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
327700 15 16 1 MoRENet, MZ
37661 12 262148 2 NRaE1-AS, NG
37074 11 8 2 UG-AS, GH
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 592 524398 325 SINET-AS Research Organization of Inform
36914 541 82 3 KENET-AS, KE
2152 513 786717 65 CENIC-2152, US
7497 445 262242 30 CSTNET-AS-AP Computer Network Informatio
2018 378 262449 73 TENET-1, ZA
7575 331 15 84 AARNET-AS-AP Australian Academic and Rese
680 284 140 36 DFN Verein zur Foerderung eines Deutschen
2920 226 786470 55 LACOE, US
668 205 786717 100 DNIC-AS-00668, US
376 201 786586 161 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 541 538 KENET-AS, KE
2152 513 448 CENIC-2152, US
7497 445 415 CSTNET-AS-AP Computer Network Information Cente
2018 378 305 TENET-1, ZA
680 284 248 DFN Verein zur Foerderung eines Deutschen Forsc
7575 331 247 AARNET-AS-AP Australian Academic and Research N
5786 198 197 UPRENET, PR
58647 182 180 KAGAWAU-AS Kagawa University, JP
2920 226 171 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
203.9.156.0/24 Origin: 1851 ADELAIDE-UNIVERSITY-AS-AP The University
203.9.156.0/24 Transit: 7575 AARNET-AS-AP Australian Academic and Res
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-add-IANA
Number of prefixes announced per prefix length (Global)
-------------------------------------------------------
/1:392 /2:5050 /3:0 /4:0 /5:0 /6:0
/7:0 /8:0 /9:1 /10:1 /11:1 /12:11
/13:18 /14:33 /15:118 /16:1986 /17:320 /18:338
/19:424 /20:622 /21:636 /22:1017 /23:1101 /24:7606
/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 373 541 KENET-AS, KE
8895 86 132 ISU Internet Services Unit ISU, SA
32440 35 62 LONI, US
3267 34 77 NIKS, RU
23024 34 97 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
2152 27 513 CENIC-2152, 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 12:2 14:93
23:8 24:3 31:1 35:9 38:11 41:225
42:11 44:4 45:50 46:4 47:1 49:6
50:4 52:1 59:19 60:5 61:3 62:6
63:36 64:45 65:5 66:58 67:42 68:13
69:18 70:2 71:1 72:7 74:50 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
91:40 92:2 93:6 94:2 95:2 96:5
97:1 98:2 102:3 103:181 104:44 107:2
108:8 109:2 111:16 113:1 114:24 116:9
117:61 119:23 121:24 123:8 124:41 125:5
128:48 129:20 130:54 131:38 132:26 133:155
134:94 136:86 137:118 138:65 139:7 140:14
141:2 142:46 143:15 144:25 146:123 147:35
148:85 149:6 150:23 151:7 152:136 153:13
154:40 155:53 156:130 157:26 158:23 159:45
160:26 161:12 162:16 163:35 164:6 165:5
166:1 167:21 168:62 169:3 170:51 171:1
172:1 173:5 175:11 177:5 179:11 180:16
182:10 185:30 186:2 187:17 188:11 189:3
190:16 191:13 192:973 193:199 194:103 195:54
196:143 197:182 198:277 199:169 200:147 201:33
202:543 203:248 204:228 205:83 206:124 207:203
208:37 209:115 210:149 211:2 212:85 213:5
214:8 216:49 217:4 218:3 219:2 220:13
223:15
End of report
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