[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Thu Dec 26 21:13:08 UTC 2024
IPv4 R&E Routing Table Report 21:05 GMT Thu 26 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: 19505
Prefixes after maximum aggregation (per Origin AS): 9528
Deaggregation factor: 2.05
Unique aggregates announced (without unneeded subnets): 1091
Number of IPv4 prefixes with a valid ROA: 7413
Number of IPv4 prefixes with an invalid ROA: 7
Number of IPv4 prefixes with no ROA: 12085
Total ASes present in the Internet Routing Table: 2746
Prefixes per ASN: 7.10
Origin-only ASes present in the Internet Routing Table: 2378
Origin ASes announcing only one prefix: 1062
Transit ASes present in the Internet Routing Table: 368
Transit-only ASes present in the Internet Routing Table: 63
Paths with bogon ASNs present in the IPv4 Routing Table: 24
Average AS path length visible in the Internet Routing Table: 4.1
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: 45999
Number of 32-bit ASNs visible in the Routing Table: 669
Prefixes from 32-bit ASNs in the Routing Table: 1840
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: 26997248
Equivalent to 1 /8s, 155 /16s and 242 /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: 1804
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4955
Total APNIC prefixes after maximum aggregation: 2160
APNIC Deaggregation factor: 2.29
Prefixes being announced from the APNIC address blocks: 4954
Unique aggregates announced from the APNIC address blocks: 60
APNIC Region origin ASes present in the Internet Routing Table: 559
APNIC Prefixes per ASN: 8.86
APNIC Region origin ASes announcing only one prefix: 236
APNIC Region transit ASes present in the Internet Routing Table: 56
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 24
Number of APNIC region 32-bit ASNs visible in the Routing Table: 209
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: 8488
Total ARIN prefixes after maximum aggregation: 4635
ARIN Deaggregation factor: 1.83
Prefixes being announced from the ARIN address blocks: 8500
Unique aggregates announced from the ARIN address blocks: 495
ARIN Region origin ASes present in the Internet Routing Table: 1250
ARIN Prefixes per ASN: 6.80
ARIN Region origin ASes announcing only one prefix: 438
ARIN Region transit ASes present in the Internet Routing Table: 153
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 16
Number of ARIN region 32-bit ASNs visible in the Routing Table: 208
Number of ARIN addresses announced to Internet: -1054396160
Equivalent to 193 /8s, 39 /16s and 49 /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: 3549
Total RIPE prefixes after maximum aggregation: 2082
RIPE Deaggregation factor: 1.70
Prefixes being announced from the RIPE address blocks: 3539
Unique aggregates announced from the RIPE address blocks: 501
RIPE Region origin ASes present in the Internet Routing Table: 665
RIPE Prefixes per ASN: 5.32
RIPE Region origin ASes announcing only one prefix: 301
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: 156
Number of RIPE addresses announced to Internet: 3226368
Equivalent to 0 /8s, 49 /16s and 59 /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: 1373
Total LACNIC prefixes after maximum aggregation: 493
LACNIC Deaggregation factor: 2.78
Prefixes being announced from the LACNIC address blocks: 1371
Unique aggregates announced from the LACNIC address blocks: 18
LACNIC Region origin ASes present in the Internet Routing Table: 155
LACNIC Prefixes per ASN: 8.85
LACNIC Region origin ASes announcing only one prefix: 55
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: 65
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: 1139
Total AfriNIC prefixes after maximum aggregation: 157
AfriNIC Deaggregation factor: 7.25
Prefixes being announced from the AfriNIC address blocks: 1138
Unique aggregates announced from the AfriNIC address blocks: 17
AfriNIC Region origin ASes present in the Internet Routing Table: 53
AfriNIC Prefixes per ASN: 21.47
AfriNIC Region origin ASes announcing only one prefix: 32
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: 31
Number of AfriNIC addresses announced to Internet: 1073952256
Equivalent to 64 /8s, 3 /16s and 54 /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 624 524399 324 SINET-AS Research Organization of Inform
7497 444 262242 30 CSTNET-AS-AP Computer Network Informatio
7575 332 15 85 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 145 524306 11 NKN-CORE-NW NKN Core Network, IN
4538 139 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 519 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 187 16 1 UPRENET, PR
18558 141 18 5 NETBLK-RCOEK, US
81 128 524806 34 NCREN, 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 128 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 109 262146 8 Red Universitaria Nacional, CL
271640 67 0 67 UNIVERSIDADE FEDERAL DE VICOSA, BR
61468 52 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 543 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 13 16 1 MoRENet, MZ
37661 12 262148 2 NRaE1-AS, NG
37501 11 49 6 UOFS, ZA
36982 8 262160 3 UCT, ZA
37654 6 0 5 RwEdNet-AS, RW
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 624 524399 324 SINET-AS Research Organization of Inform
36914 543 82 3 KENET-AS, KE
2152 519 786717 65 CENIC-2152, US
7497 444 262242 30 CSTNET-AS-AP Computer Network Informatio
2018 378 262449 73 TENET-1, ZA
7575 332 15 85 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 543 540 KENET-AS, KE
2152 519 454 CENIC-2152, US
7497 444 414 CSTNET-AS-AP Computer Network Information Cente
2018 378 305 TENET-1, ZA
680 284 248 DFN Verein zur Foerderung eines Deutschen Forsc
7575 332 247 AARNET-AS-AP Australian Academic and Research N
5786 187 186 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)
-------------------------------------------------------
/1:389 /2:5013 /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 /16:1979 /17:320 /18:339
/19:417 /20:613 /21:635 /22:996 /23:1086 /24:7535
/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 373 543 KENET-AS, KE
8895 83 128 ISU Internet Services Unit ISU, SA
3267 34 77 NIKS, RU
23024 34 97 OCDE, US
32440 34 61 LONI, 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 27 519 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 14:92
23:6 24:3 31:1 35:9 37:8 38:11
41:222 42:11 44:4 45:49 46:4 47:1
49:6 50:2 52:1 59:19 60:5 61:3
62:6 63:32 64:41 65:5 66:43 67:39
68:12 69:18 70:2 71:1 72:7 74:48
76:40 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 93:13 94:2 95:2
96:5 97:1 98:2 102:3 103:182 104:44
108:8 109:2 111:7 113:1 114:24 116:9
117:61 119:23 121:15 123:8 124:41 125:5
128:48 129:20 130:54 131:38 132:26 133:155
134:94 136:82 137:117 138:65 139:7 140:14
141:2 142:31 143:15 144:21 146:123 147:35
148:84 149:7 150:53 151:7 152:130 153:13
154:41 155:53 156:130 157:26 158:23 159:45
160:26 161:12 162:15 163:35 164:6 165:6
166:1 167:21 168:62 169:3 170:44 171:1
172:1 173:5 175:11 177:5 179:11 180:16
182:10 185:30 186:2 187:17 188:11 189:3
190:16 191:13 192:961 193:199 194:103 195:54
196:142 197:183 198:276 199:167 200:149 201:33
202:545 203:246 204:226 205:83 206:124 207:203
208:35 209:113 210:148 211:2 212:84 213:5
214:8 216:49 217:4 218:3 219:2 220:13
223:15
End of report
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