[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Sat Jun 10 21:05:44 UTC 2023
IPv4 R&E Routing Table Report 21:05 GMT Sat 10 Jun, 2023
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: 17770
Prefixes after maximum aggregation (per Origin AS): 9912
Deaggregation factor: 1.79
Unique aggregates announced (without unneeded subnets): 11012
Number of IPv4 prefixes with a valid ROA: 4545
Number of IPv4 prefixes with an invalid ROA: 18
Number of IPv4 prefixes with no ROA: 13207
Total ASes present in the Internet Routing Table: 2584
Prefixes per ASN: 6.88
Origin-only ASes present in the Internet Routing Table: 2221
Origin ASes announcing only one prefix: 994
Transit ASes present in the Internet Routing Table: 363
Transit-only ASes present in the Internet Routing Table: 70
Paths with bogon ASNs present in the IPv4 Routing Table: 70
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 19
Max AS path prepend of ASN (395156) 12
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: 42063
Number of 32-bit ASNs visible in the Routing Table: 586
Prefixes from 32-bit ASNs in the Routing Table: 1702
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: 2
Number of addresses announced to Internet: 195890432
Equivalent to 11 /8s, 173 /16s and 13 /24s
Percentage of available address space announced: 5.3
Percentage of allocated address space announced: 5.3
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: 1894
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4680
Total APNIC prefixes after maximum aggregation: 2237
APNIC Deaggregation factor: 2.09
Prefixes being announced from the APNIC address blocks: 4681
Unique aggregates announced from the APNIC address blocks: 2580
APNIC Region origin ASes present in the Internet Routing Table: 537
APNIC Prefixes per ASN: 8.72
APNIC Region origin ASes announcing only one prefix: 230
APNIC Region transit ASes present in the Internet Routing Table: 58
Average APNIC Region AS path length visible: 3.7
Max APNIC Region AS path length visible: 13
Number of APNIC region 32-bit ASNs visible in the Routing Table: 199
Number of APNIC addresses announced to Internet: 45536512
Equivalent to 2 /8s, 182 /16s and 213 /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: 7116
Total ARIN prefixes after maximum aggregation: 4094
ARIN Deaggregation factor: 1.74
Prefixes being announced from the ARIN address blocks: 7128
Unique aggregates announced from the ARIN address blocks: 4509
ARIN Region origin ASes present in the Internet Routing Table: 1115
ARIN Prefixes per ASN: 6.39
ARIN Region origin ASes announcing only one prefix: 391
ARIN Region transit ASes present in the Internet Routing Table: 149
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 174
Number of ARIN addresses announced to Internet: 85755904
Equivalent to 5 /8s, 28 /16s and 136 /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: 3542
Total RIPE prefixes after maximum aggregation: 2825
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3530
Unique aggregates announced from the RIPE address blocks: 2861
RIPE Region origin ASes present in the Internet Routing Table: 667
RIPE Prefixes per ASN: 5.29
RIPE Region origin ASes announcing only one prefix: 300
RIPE Region transit ASes present in the Internet Routing Table: 105
Average RIPE Region AS path length visible: 3.9
Max RIPE Region AS path length visible: 12
Number of RIPE region 32-bit ASNs visible in the Routing Table: 137
Number of RIPE addresses announced to Internet: 57784832
Equivalent to 3 /8s, 113 /16s and 186 /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
196608-213403
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: 1453
Total LACNIC prefixes after maximum aggregation: 566
LACNIC Deaggregation factor: 2.57
Prefixes being announced from the LACNIC address blocks: 1453
Unique aggregates announced from the LACNIC address blocks: 789
LACNIC Region origin ASes present in the Internet Routing Table: 159
LACNIC Prefixes per ASN: 9.14
LACNIC Region origin ASes announcing only one prefix: 59
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: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 63
Number of LACNIC addresses announced to Internet: 4211712
Equivalent to 0 /8s, 64 /16s and 68 /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: 977
Total AfriNIC prefixes after maximum aggregation: 188
AfriNIC Deaggregation factor: 5.20
Prefixes being announced from the AfriNIC address blocks: 976
Unique aggregates announced from the AfriNIC address blocks: 271
AfriNIC Region origin ASes present in the Internet Routing Table: 35
AfriNIC Prefixes per ASN: 27.89
AfriNIC Region origin ASes announcing only one prefix: 14
AfriNIC Region transit ASes present in the Internet Routing Table: 10
Average AfriNIC Region AS path length visible: 3.7
Max AfriNIC Region AS path length visible: 11
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 13
Number of AfriNIC addresses announced to Internet: 2600704
Equivalent to 0 /8s, 39 /16s and 175 /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 595 2154 465 SINET-AS Research Organization of Infor
7497 436 182 24 CSTNET-AS-AP Computer Network Informati
7575 349 330 126 AARNET-AS-AP Australian Academic and Re
1237 190 74 139 KREONET-AS-KR KISTI, KR
58647 178 18 2 KAGAWAU-AS Kagawa University, JP
4538 130 4192 73 ERX-CERNET-BKB China Education and Rese
55824 119 18 12 NKN-CORE-NW NKN Core Network, IN
24313 82 16 1 NSW-DET-AS NSW Department of Education,
4621 65 6 46 UNINET-AS-AP UNINET-, TH
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
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 250 507 93 CSUNET-NW, US
376 202 178 150 RISQ-AS, CA
5786 198 16 1 UPRENET, PR
18558 134 18 4 NETBLK-RCOEK, US
81 129 521 32 NCREN, US
23024 113 7 17 OCDE, US
2920 107 34 7 LACOE, US
32531 90 6 60 FORDHAM-UNIVERSITY, US
21976 85 51 18 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
680 284 1919 250 DFN Verein zur Foerderung eines Deutsch
786 186 1767 183 JANET Jisc Services Limited, GB
8895 138 24 5 ISU Internet Services Unit ISU, SA
559 112 533 104 SWITCH Peering requests: peering at switch
1103 94 1502 83 SURFNET-NL SURFnet, The Netherlands, NL
2614 94 27 74 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 74 465 74 BELWUE BelWue-Koordination, DE
1930 65 81 60 RCCN Fundacao para a Ciencia e a Tecnol
2200 64 599 59 FR-RENATER Reseau National de telecommu
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 221 208 43 Rede Nacional de Ensino e Pesquisa, BR
28391 153 10 67 Universidad Juarez Autonoma de Tabasco,
11340 103 24 47 Red Universitaria Nacional, CL
1251 59 37 19 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
4270 46 16 1 Red de Interconexion Universitaria, AR
61468 43 3 15 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
263282 37 5 12 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA
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
2018 378 319 72 TENET-1, ZA
36914 257 82 3 KENET-AS, KE
2561 67 4 34 EUN, EG
327687 58 28 3 RENU, UG
8094 48 48 15 PUKNET, ZA
327700 40 16 1 MoRENet, MZ
3208 32 2 1 ARN, DZ
6879 24 2 9 ENSTINET-, EG
37501 11 49 6 UOFS, ZA
37654 10 1 6 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 595 2154 465 SINET-AS Research Organization of Infor
7497 436 182 24 CSTNET-AS-AP Computer Network Informati
2018 378 319 72 TENET-1, ZA
7575 349 330 126 AARNET-AS-AP Australian Academic and Re
680 284 1919 250 DFN Verein zur Foerderung eines Deutsch
36914 257 82 3 KENET-AS, KE
2152 250 507 93 CSUNET-NW, US
1916 221 208 43 Rede Nacional de Ensino e Pesquisa, BR
376 202 178 150 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
7497 436 412 CSTNET-AS-AP Computer Network Information Cente
2018 378 306 TENET-1, ZA
36914 257 254 KENET-AS, KE
7575 349 223 AARNET-AS-AP Australian Academic and Research N
5786 198 197 UPRENET, PR
1916 221 178 Rede Nacional de Ensino e Pesquisa, BR
58647 178 176 KAGAWAU-AS Kagawa University, JP
2152 250 157 CSUNET-NW, US
8895 138 133 ISU Internet Services Unit ISU, SA
18558 134 130 NETBLK-RCOEK, US
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
394607 UNALLOCATED 104.249.65.0/24 23024 OCDE, US
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-badAS
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
102.36.194.0/23 Origin: 2018 TENET-1, ZA
102.36.194.0/23 Transit: 11537 INTERNET2-RESEARCH-EDU, US
202.58.231.0/24 Origin: 134096 EHEALTHNSW-AS-AP eHealth NSW, AU
202.58.231.0/24 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)
-------------------------------------------------------
/1:0 /2:0 /3:0 /4:0 /5:0 /6:0
/7:0 /8:0 /9:1 /10:2 /11:1 /12:10
/13:18 /14:33 /15:120 /16:1889 /17:402 /18:422
/19:513 /20:787 /21:823 /22:1363 /23:1496 /24:9890
/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 245 257 KENET-AS, KE
8895 133 138 ISU Internet Services Unit ISU, SA
23024 52 113 OCDE, US
32440 37 59 LONI, US
327700 34 40 MoRENet, MZ
200521 33 56 SEAP-AGE, ES
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
25977 30 44 HCCS, US
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
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 8:2 12:1 14:89 23:6
24:3 31:7 35:3 38:9 41:113 42:10
44:6 45:34 46:5 47:1 49:6 50:1
52:1 58:1 59:10 60:4 61:3 62:11
63:33 64:31 65:1 66:14 67:41 68:8
69:19 70:2 72:7 74:49 76:40 77:9
78:3 79:10 80:13 81:25 82:7 83:6
84:9 85:40 86:10 87:1 89:10 91:46
92:2 93:4 94:4 95:2 96:5 97:2
98:2 101:6 102:11 103:256 104:81 108:4
109:9 111:16 113:1 114:23 116:6 117:61
118:19 119:18 121:29 122:8 123:8 124:38
125:4 128:113 129:39 130:88 131:51 132:59
133:155 134:99 136:199 137:216 138:21 139:16
140:35 141:1 142:38 143:21 144:8 145:2
146:128 147:27 148:192 149:12 150:131 151:10
152:144 153:90 154:30 155:64 156:67 157:18
158:38 159:115 160:27 161:18 162:25 163:75
164:10 165:51 166:1 167:16 168:123 169:7
170:60 171:1 172:3 173:6 175:31 176:8
177:5 179:12 180:15 181:1 182:3 184:2
185:49 186:3 187:17 188:13 189:3 190:18
191:36 192:1266 193:340 194:136 195:107 196:163
197:161 198:437 199:227 200:304 201:38 202:561
203:397 204:339 205:126 206:171 207:179 208:70
209:127 210:184 211:3 212:168 213:5 216:56
217:10 218:22 219:6 220:17 222:4 223:4
End of report
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