[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (R&E) view
REN Routing Table Report
cscora at bgp.nsrc.org
Wed Feb 7 21:05:53 UTC 2024
IPv4 R&E Routing Table Report 21:05 GMT Wed 07 Feb, 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: 19184
Prefixes after maximum aggregation (per Origin AS): 10416
Deaggregation factor: 1.84
Unique aggregates announced (without unneeded subnets): 11485
Number of IPv4 prefixes with a valid ROA: 6055
Number of IPv4 prefixes with an invalid ROA: 14
Number of IPv4 prefixes with no ROA: 13115
Total ASes present in the Internet Routing Table: 2716
Prefixes per ASN: 7.06
Origin-only ASes present in the Internet Routing Table: 2342
Origin ASes announcing only one prefix: 1051
Transit ASes present in the Internet Routing Table: 374
Transit-only ASes present in the Internet Routing Table: 70
Paths with bogon ASNs present in the IPv4 Routing Table: 40
Average AS path length visible in the Internet Routing Table: 3.9
Max AS path length visible: 14
Max AS path prepend of ASN ( 47805) 11
Prefixes from unregistered ASNs in the Routing Table: 15
Number of instances of unregistered ASNs: 15
Number of 32-bit ASNs allocated by the RIRs: 43567
Number of 32-bit ASNs visible in the Routing Table: 633
Prefixes from 32-bit ASNs in the Routing Table: 1975
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: 1
Number of addresses announced to Internet: 200434176
Equivalent to 11 /8s, 242 /16s and 98 /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: 99.6
Total number of prefixes smaller than registry allocations: 2221
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4893
Total APNIC prefixes after maximum aggregation: 2249
APNIC Deaggregation factor: 2.18
Prefixes being announced from the APNIC address blocks: 4893
Unique aggregates announced from the APNIC address blocks: 2559
APNIC Region origin ASes present in the Internet Routing Table: 526
APNIC Prefixes per ASN: 9.30
APNIC Region origin ASes announcing only one prefix: 219
APNIC Region transit ASes present in the Internet Routing Table: 57
Average APNIC Region AS path length visible: 3.5
Max APNIC Region AS path length visible: 11
Number of APNIC region 32-bit ASNs visible in the Routing Table: 196
Number of APNIC addresses announced to Internet: 45478400
Equivalent to 2 /8s, 181 /16s and 242 /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: 8094
Total ARIN prefixes after maximum aggregation: 4551
ARIN Deaggregation factor: 1.78
Prefixes being announced from the ARIN address blocks: 8121
Unique aggregates announced from the ARIN address blocks: 5052
ARIN Region origin ASes present in the Internet Routing Table: 1222
ARIN Prefixes per ASN: 6.65
ARIN Region origin ASes announcing only one prefix: 433
ARIN Region transit ASes present in the Internet Routing Table: 161
Average ARIN Region AS path length visible: 3.9
Max ARIN Region AS path length visible: 14
Number of ARIN region 32-bit ASNs visible in the Routing Table: 192
Number of ARIN addresses announced to Internet: 90646016
Equivalent to 5 /8s, 103 /16s and 38 /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: 3536
Total RIPE prefixes after maximum aggregation: 2856
RIPE Deaggregation factor: 1.24
Prefixes being announced from the RIPE address blocks: 3525
Unique aggregates announced from the RIPE address blocks: 2880
RIPE Region origin ASes present in the Internet Routing Table: 678
RIPE Prefixes per ASN: 5.20
RIPE Region origin ASes announcing only one prefix: 310
RIPE Region transit ASes present in the Internet Routing Table: 104
Average RIPE Region AS path length visible: 3.7
Max RIPE Region AS path length visible: 14
Number of RIPE region 32-bit ASNs visible in the Routing Table: 146
Number of RIPE addresses announced to Internet: 57554944
Equivalent to 3 /8s, 110 /16s and 56 /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: 1370
Total LACNIC prefixes after maximum aggregation: 567
LACNIC Deaggregation factor: 2.42
Prefixes being announced from the LACNIC address blocks: 1368
Unique aggregates announced from the LACNIC address blocks: 763
LACNIC Region origin ASes present in the Internet Routing Table: 164
LACNIC Prefixes per ASN: 8.34
LACNIC Region origin ASes announcing only one prefix: 60
LACNIC Region transit ASes present in the Internet Routing Table: 24
Average LACNIC Region AS path length visible: 5.1
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 70
Number of LACNIC addresses announced to Internet: 4078848
Equivalent to 0 /8s, 62 /16s and 61 /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: 1276
Total AfriNIC prefixes after maximum aggregation: 181
AfriNIC Deaggregation factor: 7.05
Prefixes being announced from the AfriNIC address blocks: 1276
Unique aggregates announced from the AfriNIC address blocks: 230
AfriNIC Region origin ASes present in the Internet Routing Table: 53
AfriNIC Prefixes per ASN: 24.08
AfriNIC Region origin ASes announcing only one prefix: 29
AfriNIC Region transit ASes present in the Internet Routing Table: 9
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 9
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 29
Number of AfriNIC addresses announced to Internet: 2673920
Equivalent to 0 /8s, 40 /16s and 205 /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 591 2162 464 SINET-AS Research Organization of Infor
7497 439 180 23 CSTNET-AS-AP Computer Network Informati
7575 336 330 125 AARNET-AS-AP Australian Academic and Re
1237 194 74 142 KREONET-AS-KR KISTI, KR
58647 180 18 2 KAGAWAU-AS Kagawa University, JP
4538 129 4192 73 ERX-CERNET-BKB China Education and Rese
55824 128 19 18 NKN-CORE-NW NKN Core Network, IN
4762 75 4 1 MAHIDOL-BORDER-AS Mahidol University, T
4621 70 37 10 UNINET-AS-AP UNINET-, TH
24313 70 16 1 NSW-DET-AS NSW Department of Education,
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 418 507 95 CSUNET-NW, US
668 203 648 172 DNIC-AS-00668, US
376 200 162 150 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
18558 141 18 4 NETBLK-RCOEK, US
81 126 521 30 NCREN, US
23024 109 7 22 OCDE, US
2920 105 34 9 LACOE, US
21976 81 51 19 NJEDGE-NET, US
1736 79 16 1 MU-AS, 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 1899 249 DFN Verein zur Foerderung eines Deutsch
786 184 1767 181 JANET Jisc Services Limited, GB
8895 133 24 5 ISU Internet Services Unit ISU, SA
559 114 533 104 SWITCH Peering requests: peering at switch
1103 95 1503 83 SURFNET-NL SURFnet, The Netherlands, NL
2614 93 27 73 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
1930 79 88 74 RCCN Fundacao para a Ciencia e a Tecnol
3267 79 44 68 RUNNET, RU
553 78 462 78 BELWUE BelWue-Koordination, DE
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
28391 154 10 67 Universidad Juarez Autonoma de Tabasco,
1916 149 176 42 Rede Nacional de Ensino e Pesquisa, BR
11340 106 24 50 Red Universitaria Nacional, CL
271640 68 8 1 UNIVERSIDADE FEDERAL DE VICOSA, BR
4270 49 17 3 Red de Interconexion Universitaria, AR
19611 48 17 2 Associacao Antonio Vieira - Unisinos, B
2715 44 99 34 Fundacao Carlos Chagas Filho de Amparo
61468 43 3 14 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
1251 35 32 25 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 488 82 3 KENET-AS, KE
2018 380 319 71 TENET-1, ZA
327687 162 28 3 RENU, UG
8094 47 48 18 PUKNET, ZA
327700 45 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37074 13 8 2 UG-AS, GH
37501 11 49 6 UOFS, ZA
37654 11 1 6 RwEdNet-AS, RW
36982 8 33 8 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 591 2162 464 SINET-AS Research Organization of Infor
36914 488 82 3 KENET-AS, KE
7497 439 180 23 CSTNET-AS-AP Computer Network Informati
2152 418 507 95 CSUNET-NW, US
2018 380 319 71 TENET-1, ZA
7575 336 330 125 AARNET-AS-AP Australian Academic and Re
680 283 1899 249 DFN Verein zur Foerderung eines Deutsch
668 203 648 172 DNIC-AS-00668, US
376 200 162 150 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
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 488 485 KENET-AS, KE
7497 439 416 CSTNET-AS-AP Computer Network Information Cente
2152 418 323 CSUNET-NW, US
2018 380 309 TENET-1, ZA
7575 336 211 AARNET-AS-AP Australian Academic and Research N
5786 198 197 UPRENET, PR
58647 180 178 KAGAWAU-AS Kagawa University, JP
327687 162 159 RENU, UG
18558 141 137 NETBLK-RCOEK, US
8895 133 128 ISU Internet Services Unit ISU, SA
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
26303 UNALLOCATED 76.165.220.0/24 32440 LONI, US
26303 UNALLOCATED 76.165.221.0/24 32440 LONI, US
26303 UNALLOCATED 76.165.222.0/24 32440 LONI, US
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
11570 UNALLOCATED 192.94.216.0/24 40498 ABQG, US
11570 UNALLOCATED 192.207.226.0/24 40498 ABQG, US
11570 UNALLOCATED 198.59.106.0/24 40498 ABQG, US
11570 UNALLOCATED 198.59.107.0/24 40498 ABQG, US
11570 UNALLOCATED 198.59.108.0/24 40498 ABQG, US
11570 UNALLOCATED 198.59.188.0/24 40498 ABQG, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
220.156.176.0/21 Origin: 23767 A-STAR-AS-AP A-STAR, SG
220.156.176.0/21 Transit: 23855 SINGAREN-GIX-AS-AP Singapore Advanced Re
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-add-IANA
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 /10:1 /11:1 /12:10
/13:18 /14:33 /15:121 /16:1986 /17:425 /18:454
/19:558 /20:863 /21:905 /22:1541 /23:1602 /24:10665
/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 473 488 KENET-AS, KE
8895 128 133 ISU Internet Services Unit ISU, SA
23024 52 109 OCDE, US
2152 44 418 CSUNET-NW, US
327700 39 45 MoRENet, MZ
32440 38 62 LONI, US
3267 36 79 RUNNET, RU
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
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 14:89
23:5 24:3 31:1 35:6 38:8 40:1
41:177 42:10 44:7 45:43 46:5 47:1
49:9 50:1 52:1 59:19 60:6 61:3
62:10 63:32 64:42 65:1 66:45 67:41
68:10 69:17 70:2 71:1 72:7 74:48
76:41 77:10 78:3 79:10 80:12 81:24
82:7 83:7 84:9 85:31 86:4 87:1
89:10 91:49 92:2 93:4 94:2 95:2
96:5 97:2 98:2 101:2 102:37 103:254
104:76 108:10 109:7 111:16 113:1 114:24
116:8 117:61 118:32 119:19 121:26 122:8
123:8 124:40 125:5 128:108 129:41 130:85
131:65 132:52 133:156 134:109 136:198 137:289
138:66 139:15 140:38 141:3 142:39 143:23
144:23 145:2 146:132 147:57 148:193 149:12
150:44 151:12 152:132 153:78 154:30 155:63
156:67 157:18 158:35 159:114 160:30 161:16
162:32 163:84 164:13 165:47 166:1 167:13
168:117 169:7 170:89 171:1 172:3 173:7
175:18 176:8 177:6 179:12 180:15 181:1
182:3 184:3 185:52 186:3 187:17 188:14
189:3 190:17 191:13 192:1353 193:268 194:137
195:77 196:202 197:337 198:509 199:271 200:271
201:37 202:617 203:432 204:366 205:147 206:190
207:209 208:72 209:148 210:195 211:14 212:159
213:5 214:8 216:81 217:10 218:22 219:5
220:17 222:2 223:14
End of report
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