[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 Nov 26 21:05:45 UTC 2022
IPv4 R&E Routing Table Report 21:05 GMT Sat 26 Nov, 2022
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: 17774
Prefixes after maximum aggregation (per Origin AS): 10138
Deaggregation factor: 1.75
Unique aggregates announced (without unneeded subnets): 11315
Number of IPv4 prefixes with a valid ROA: 4272
Number of IPv4 prefixes with an invalid ROA: 50
Number of IPv4 prefixes with no ROA: 13452
Total ASes present in the Internet Routing Table: 2596
Prefixes per ASN: 6.85
Origin-only ASes present in the Internet Routing Table: 2232
Origin ASes announcing only one prefix: 1004
Transit ASes present in the Internet Routing Table: 364
Transit-only ASes present in the Internet Routing Table: 65
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 ( 10497) 11
Prefixes from unregistered ASNs in the Routing Table: 3
Number of instances of unregistered ASNs: 3
Number of 32-bit ASNs allocated by the RIRs: 40725
Number of 32-bit ASNs visible in the Routing Table: 583
Prefixes from 32-bit ASNs in the Routing Table: 1693
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: 0
Number of addresses announced to Internet: 199805184
Equivalent to 11 /8s, 232 /16s and 201 /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: 1847
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4572
Total APNIC prefixes after maximum aggregation: 2217
APNIC Deaggregation factor: 2.06
Prefixes being announced from the APNIC address blocks: 4574
Unique aggregates announced from the APNIC address blocks: 2548
APNIC Region origin ASes present in the Internet Routing Table: 531
APNIC Prefixes per ASN: 8.61
APNIC Region origin ASes announcing only one prefix: 228
APNIC Region transit ASes present in the Internet Routing Table: 62
Average APNIC Region AS path length visible: 3.7
Max APNIC Region AS path length visible: 18
Number of APNIC region 32-bit ASNs visible in the Routing Table: 200
Number of APNIC addresses announced to Internet: 45533184
Equivalent to 2 /8s, 182 /16s and 200 /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, 131072-151865
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: 7299
Total ARIN prefixes after maximum aggregation: 4319
ARIN Deaggregation factor: 1.69
Prefixes being announced from the ARIN address blocks: 7312
Unique aggregates announced from the ARIN address blocks: 4842
ARIN Region origin ASes present in the Internet Routing Table: 1136
ARIN Prefixes per ASN: 6.44
ARIN Region origin ASes announcing only one prefix: 407
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: 19
Number of ARIN region 32-bit ASNs visible in the Routing Table: 170
Number of ARIN addresses announced to Internet: 89623040
Equivalent to 5 /8s, 87 /16s and 138 /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: 3519
Total RIPE prefixes after maximum aggregation: 2824
RIPE Deaggregation factor: 1.25
Prefixes being announced from the RIPE address blocks: 3509
Unique aggregates announced from the RIPE address blocks: 2851
RIPE Region origin ASes present in the Internet Routing Table: 661
RIPE Prefixes per ASN: 5.31
RIPE Region origin ASes announcing only one prefix: 294
RIPE Region transit ASes present in the Internet Routing Table: 97
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 12
Number of RIPE region 32-bit ASNs visible in the Routing Table: 133
Number of RIPE addresses announced to Internet: 57801728
Equivalent to 3 /8s, 113 /16s and 252 /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: 1422
Total LACNIC prefixes after maximum aggregation: 580
LACNIC Deaggregation factor: 2.45
Prefixes being announced from the LACNIC address blocks: 1420
Unique aggregates announced from the LACNIC address blocks: 789
LACNIC Region origin ASes present in the Internet Routing Table: 161
LACNIC Prefixes per ASN: 8.82
LACNIC Region origin ASes announcing only one prefix: 62
LACNIC Region transit ASes present in the Internet Routing Table: 22
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 12
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 64
Number of LACNIC addresses announced to Internet: 4215296
Equivalent to 0 /8s, 64 /16s and 82 /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: 959
Total AfriNIC prefixes after maximum aggregation: 195
AfriNIC Deaggregation factor: 4.92
Prefixes being announced from the AfriNIC address blocks: 959
Unique aggregates announced from the AfriNIC address blocks: 285
AfriNIC Region origin ASes present in the Internet Routing Table: 39
AfriNIC Prefixes per ASN: 24.59
AfriNIC Region origin ASes announcing only one prefix: 13
AfriNIC Region transit ASes present in the Internet Routing Table: 12
Average AfriNIC Region AS path length visible: 3.8
Max AfriNIC Region AS path length visible: 13
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 16
Number of AfriNIC addresses announced to Internet: 2631936
Equivalent to 0 /8s, 40 /16s and 41 /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 570 2156 457 SINET-AS Research Organization of Infor
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
7575 348 330 127 AARNET-AS-AP Australian Academic and Re
1237 186 74 134 KREONET-AS-KR KISTI, KR
58647 175 18 2 KAGAWAU-AS Kagawa University, JP
4538 129 4192 73 ERX-CERNET-BKB China Education and Rese
55824 115 18 11 NKN-CORE-NW NKN Core Network, IN
24313 83 16 1 NSW-DET-AS NSW Department of Education,
4762 65 4 1 MAHIDOL-BORDER-AS Mahidol University, T
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
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
668 220 703 180 DNIC-AS-00668, US
376 201 178 154 RISQ-AS, CA
2152 199 507 92 CSUNET-NW, US
5786 199 16 1 UPRENET, PR
18558 134 18 4 NETBLK-RCOEK, US
23024 113 7 17 OCDE, US
2920 108 34 7 LACOE, US
32531 90 6 60 FORDHAM-UNIVERSITY, US
21976 85 51 18 NJEDGE-NET, US
1736 81 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
680 282 1935 249 DFN Verein zur Foerderung eines Deutsch
786 186 1775 183 JANET Jisc Services Limited, GB
8895 135 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 99 1520 86 SURFNET-NL SURFnet, The Netherlands, NL
2614 95 27 75 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 73 449 73 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 158 208 43 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 96 24 54 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 44 16 1 Red de Interconexion Universitaria, AR
61468 42 3 15 CEDIA, EC
28571 40 40 18 UNIVERSIDADE DE SAO PAULO, BR
28614 38 2 2 Fundacao Universidade Regional de Blume
19611 37 17 2 Associacao Antonio Vieira - Unisinos, B
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 375 319 72 TENET-1, ZA
36914 244 82 3 KENET-AS, KE
2561 68 4 33 EUN, EG
8094 48 48 15 PUKNET, ZA
327687 41 28 3 RENU, UG
327700 33 16 1 MoRENet, MZ
37182 30 8 1 TERNET, TZ
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 570 2156 457 SINET-AS Research Organization of Infor
7497 434 182 24 CSTNET-AS-AP Computer Network Informati
2018 375 319 72 TENET-1, ZA
7575 348 330 127 AARNET-AS-AP Australian Academic and Re
680 282 1935 249 DFN Verein zur Foerderung eines Deutsch
36914 244 82 3 KENET-AS, KE
668 220 703 180 DNIC-AS-00668, US
376 201 178 154 RISQ-AS, CA
2152 199 507 92 CSUNET-NW, US
5786 199 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 434 410 CSTNET-AS-AP Computer Network Information Cente
2018 375 303 TENET-1, ZA
36914 244 241 KENET-AS, KE
7575 348 221 AARNET-AS-AP Australian Academic and Research N
5786 199 198 UPRENET, PR
58647 175 173 KAGAWAU-AS Kagawa University, JP
8895 135 131 ISU Internet Services Unit ISU, SA
18558 134 130 NETBLK-RCOEK, US
1916 158 115 Rede Nacional de Ensino e Pesquisa, BR
2152 199 107 CSUNET-NW, 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
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
395514 UNALLOCATED 205.213.88.0/24 2381 WISCNET1-AS, US
394607 UNALLOCATED 216.100.93.0/24 23024 OCDE, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-badAS
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 /14:34 /15:121 /16:1940 /17:408 /18:435
/19:515 /20:829 /21:875 /22:1374 /23:1514 /24:9697
/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 231 244 KENET-AS, KE
8895 130 135 ISU Internet Services Unit ISU, SA
23024 52 113 OCDE, US
32440 34 49 LONI, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
46115 32 35 LUTHER, US
200521 31 54 SEAP-AGE, ES
25977 30 44 HCCS, US
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
37182 29 30 TERNET, TZ
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:4 5:15 6:4 8:2 12:1 14:86
18:43 23:6 24:3 31:7 35:4 37:1
38:9 40:1 41:140 42:10 44:4 45:33
46:5 47:1 49:10 50:4 52:1 58:1
59:11 60:4 61:3 62:8 63:3 64:30
65:1 66:30 67:42 68:8 69:21 70:2
72:7 74:49 76:38 77:9 78:3 79:10
80:17 81:27 82:8 83:6 84:6 85:41
86:6 87:1 88:1 89:10 91:45 92:1
93:4 94:4 95:4 96:5 97:3 98:2
101:6 102:8 103:289 104:72 108:2 109:10
110:4 111:16 113:1 114:23 116:6 117:61
118:19 119:23 121:27 122:8 123:8 124:39
125:4 128:112 129:38 130:90 131:58 132:58
133:146 134:100 136:201 137:209 138:19 139:15
140:57 141:1 142:38 143:31 144:23 145:2
146:128 147:58 148:191 149:12 150:131 151:7
152:72 153:91 154:28 155:52 156:68 157:23
158:39 159:116 160:26 161:17 162:16 163:77
164:10 165:51 166:1 167:16 168:123 169:9
170:55 171:1 172:2 173:6 175:31 176:8
177:10 179:10 180:17 181:1 182:6 184:2
185:40 186:3 187:19 188:13 189:3 190:18
191:36 192:1301 193:316 194:137 195:88 196:162
197:147 198:442 199:257 200:233 201:39 202:475
203:323 204:326 205:122 206:155 207:167 208:65
209:114 210:182 211:13 212:168 213:5 214:8
216:55 217:11 218:22 219:6 220:17 222:5
223:4
End of report
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