[REN-BGP-stats-all] IPv4 R&E Routing Table Report - AARNET (Brisbane) (R&E) view
REN Routing Table Report
cscora at frr.nsrc.org
Thu Jun 23 21:05:49 UTC 2022
IPv4 R&E Routing Table Report 21:05 GMT Thu 23 Jun, 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: 17528
Prefixes after maximum aggregation (per Origin AS): 10024
Deaggregation factor: 1.75
Unique aggregates announced (without unneeded subnets): 11142
Number of IPv4 prefixes with a valid ROA: 4001
Number of IPv4 prefixes with an invalid ROA: 27
Number of IPv4 prefixes with no ROA: 13500
Total ASes present in the Internet Routing Table: 2588
Prefixes per ASN: 6.77
Origin-only ASes present in the Internet Routing Table: 2225
Origin ASes announcing only one prefix: 1007
Transit ASes present in the Internet Routing Table: 363
Transit-only ASes present in the Internet Routing Table: 64
Paths with bogon ASNs present in the IPv4 Routing Table: 44
Average AS path length visible in the Internet Routing Table: 4.0
Max AS path length visible: 18
Max AS path prepend of ASN ( 1149) 11
Prefixes from unregistered ASNs in the Routing Table: 6
Number of instances of unregistered ASNs: 6
Number of 32-bit ASNs allocated by the RIRs: 39650
Number of 32-bit ASNs visible in the Routing Table: 577
Prefixes from 32-bit ASNs in the Routing Table: 1585
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: 199482880
Equivalent to 11 /8s, 227 /16s and 222 /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: 1716
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4546
Total APNIC prefixes after maximum aggregation: 2221
APNIC Deaggregation factor: 2.05
Prefixes being announced from the APNIC address blocks: 4548
Unique aggregates announced from the APNIC address blocks: 2573
APNIC Region origin ASes present in the Internet Routing Table: 538
APNIC Prefixes per ASN: 8.45
APNIC Region origin ASes announcing only one prefix: 233
APNIC Region transit ASes present in the Internet Routing Table: 66
Average APNIC Region AS path length visible: 3.8
Max APNIC Region AS path length visible: 18
Number of APNIC region 32-bit ASNs visible in the Routing Table: 205
Number of APNIC addresses announced to Internet: 45573120
Equivalent to 2 /8s, 183 /16s and 100 /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: 7194
Total ARIN prefixes after maximum aggregation: 4231
ARIN Deaggregation factor: 1.70
Prefixes being announced from the ARIN address blocks: 7211
Unique aggregates announced from the ARIN address blocks: 4752
ARIN Region origin ASes present in the Internet Routing Table: 1120
ARIN Prefixes per ASN: 6.44
ARIN Region origin ASes announcing only one prefix: 395
ARIN Region transit ASes present in the Internet Routing Table: 145
Average ARIN Region AS path length visible: 4.0
Max ARIN Region AS path length visible: 14
Number of ARIN region 32-bit ASNs visible in the Routing Table: 161
Number of ARIN addresses announced to Internet: 89181952
Equivalent to 5 /8s, 80 /16s and 207 /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: 3451
Total RIPE prefixes after maximum aggregation: 2806
RIPE Deaggregation factor: 1.23
Prefixes being announced from the RIPE address blocks: 3441
Unique aggregates announced from the RIPE address blocks: 2777
RIPE Region origin ASes present in the Internet Routing Table: 657
RIPE Prefixes per ASN: 5.24
RIPE Region origin ASes announcing only one prefix: 297
RIPE Region transit ASes present in the Internet Routing Table: 98
Average RIPE Region AS path length visible: 3.8
Max RIPE Region AS path length visible: 14
Number of RIPE region 32-bit ASNs visible in the Routing Table: 128
Number of RIPE addresses announced to Internet: 57856000
Equivalent to 3 /8s, 114 /16s and 208 /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: 1416
Total LACNIC prefixes after maximum aggregation: 564
LACNIC Deaggregation factor: 2.51
Prefixes being announced from the LACNIC address blocks: 1413
Unique aggregates announced from the LACNIC address blocks: 754
LACNIC Region origin ASes present in the Internet Routing Table: 165
LACNIC Prefixes per ASN: 8.56
LACNIC Region origin ASes announcing only one prefix: 66
LACNIC Region transit ASes present in the Internet Routing Table: 24
Average LACNIC Region AS path length visible: 5.0
Max LACNIC Region AS path length visible: 13
Number of LACNIC region 32-bit ASNs visible in the Routing Table: 67
Number of LACNIC addresses announced to Internet: 4250368
Equivalent to 0 /8s, 64 /16s and 219 /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: 915
Total AfriNIC prefixes after maximum aggregation: 196
AfriNIC Deaggregation factor: 4.67
Prefixes being announced from the AfriNIC address blocks: 915
Unique aggregates announced from the AfriNIC address blocks: 286
AfriNIC Region origin ASes present in the Internet Routing Table: 39
AfriNIC Prefixes per ASN: 23.46
AfriNIC Region origin ASes announcing only one prefix: 16
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: 13
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 16
Number of AfriNIC addresses announced to Internet: 2621440
Equivalent to 0 /8s, 40 /16s and 0 /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 572 2140 454 SINET-AS Research Organization of Infor
7497 433 182 24 CSTNET-AS-AP Computer Network Informati
7575 346 330 125 AARNET-AS-AP Australian Academic and Re
1237 187 74 135 KREONET-AS-KR KISTI, KR
58647 175 18 2 KAGAWAU-AS Kagawa University, JP
4538 128 4192 73 ERX-CERNET-BKB China Education and Rese
55824 116 18 11 NKN-CORE-NW NKN Core Network, IN
24313 81 16 1 NSW-DET-AS NSW Department of Education,
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
1659 54 1450 34 ERX-TANET-ASN1 Taiwan Academic Network
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
668 211 702 179 DNIC-AS-00668, US
376 204 178 153 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
2152 153 507 91 CSUNET-NW, US
18558 131 18 4 NETBLK-RCOEK, US
23024 114 7 17 OCDE, US
2920 107 34 6 LACOE, US
32531 91 16 1 FORDHAM-UNIVERSITY, US
21976 85 51 18 NJEDGE-NET, US
3 80 496 15 MIT-GATEWAYS, 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
680 285 1967 251 DFN Verein zur Foerderung eines Deutsch
786 186 1774 183 JANET Jisc Services Limited, GB
8895 138 24 4 ISU Internet Services Unit ISU, SA
559 115 550 106 SWITCH Peering requests: peering at switch
1103 98 1520 85 SURFNET-NL SURFnet, The Netherlands, NL
2614 96 27 76 ROEDUNET, RO
137 82 677 77 ASGARR Consortium GARR, IT
553 73 449 73 BELWUE BelWue-Koordination, DE
2200 64 599 59 FR-RENATER Reseau National de telecommu
1930 58 81 53 RCCN Fundacao para a Ciencia e a Tecnol
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 44 Rede Nacional de Ensino e Pesquisa, BR
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 94 24 54 Red Universitaria Nacional, CL
1251 59 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 58 102 38 Fundacao Carlos Chagas Filho de Amparo
19611 48 17 2 Associacao Antonio Vieira - Unisinos, B
4270 42 16 1 Red de Interconexion Universitaria, AR
61468 41 3 15 CEDIA, EC
28571 38 26 15 UNIVERSIDADE DE SAO PAULO, BR
28614 37 2 2 Fundacao Universidade Regional de Blume
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 376 319 73 TENET-1, ZA
36914 216 82 3 KENET-AS, KE
2561 67 4 32 EUN, EG
8094 48 48 15 PUKNET, ZA
327687 40 28 3 RENU, UG
327700 33 16 1 MoRENet, MZ
6879 24 2 9 ENSTINET-, EG
37182 18 8 1 TERNET, TZ
37501 11 49 6 UOFS, ZA
37074 10 7 7 UG-AS, GH
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 572 2140 454 SINET-AS Research Organization of Infor
7497 433 182 24 CSTNET-AS-AP Computer Network Informati
2018 376 319 73 TENET-1, ZA
7575 346 330 125 AARNET-AS-AP Australian Academic and Re
680 285 1967 251 DFN Verein zur Foerderung eines Deutsch
36914 216 82 3 KENET-AS, KE
668 211 702 179 DNIC-AS-00668, US
376 204 178 153 RISQ-AS, CA
5786 200 16 1 UPRENET, PR
1237 187 74 135 KREONET-AS-KR KISTI, KR
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 433 409 CSTNET-AS-AP Computer Network Information Cente
2018 376 303 TENET-1, ZA
7575 346 221 AARNET-AS-AP Australian Academic and Research N
36914 216 213 KENET-AS, KE
5786 200 199 UPRENET, PR
58647 175 173 KAGAWAU-AS Kagawa University, JP
8895 138 134 ISU Internet Services Unit ISU, SA
18558 131 127 NETBLK-RCOEK, US
1916 158 114 Rede Nacional de Ensino e Pesquisa, BR
55824 116 105 NKN-CORE-NW NKN Core Network, IN
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
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
22226 UNALLOCATED 156.1.0.0/16 2152 CSUNET-NW, US
19658 UNALLOCATED 199.27.241.0/24 11096 FLORIDANET, 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 /16:1938 /17:393 /18:428
/19:515 /20:818 /21:867 /22:1360 /23:1471 /24:9551
/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 203 216 KENET-AS, KE
8895 133 138 ISU Internet Services Unit ISU, SA
23024 53 114 OCDE, US
25977 31 45 HCCS, US
28614 31 37 Fundacao Universidade Regional de Blumenau, BR
32440 30 45 LONI, US
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
327700 29 33 MoRENet, MZ
31638 21 21 ASN-LEPIDA, IT
1968 20 32 UMASSNET-AS1968, US
Complete listing at https://bgp.nsrc.org/REN/AARNET-Brisbane/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:3 5:15 6:4 8:2 12:1 14:85
18:46 23:7 24:3 31:7 35:4 37:6
38:9 41:125 42:9 44:5 45:36 46:5
47:1 49:10 50:1 52:1 58:1 59:11
60:4 61:3 62:5 63:4 64:28 65:1
66:15 67:43 68:8 69:19 70:2 72:8
74:17 76:33 77:7 78:3 79:10 80:18
81:28 82:6 83:6 84:6 85:43 86:4
87:1 88:1 89:10 91:42 93:10 94:4
95:4 96:5 97:1 98:2 101:6 102:10
103:286 104:77 107:1 108:5 109:10 110:4
111:16 113:1 114:23 116:6 117:61 118:19
119:24 121:27 122:8 123:8 124:39 125:3
128:116 129:38 130:94 131:62 132:55 133:145
134:99 136:202 137:219 138:18 139:15 140:51
141:1 142:40 143:31 144:23 145:2 146:126
147:31 148:191 149:12 150:131 151:6 152:72
153:89 154:29 155:51 156:66 157:28 158:44
159:116 160:26 161:18 162:33 163:62 164:19
165:57 166:1 167:16 168:122 169:9 170:48
172:2 173:6 175:31 176:8 177:12 179:10
180:21 181:1 182:6 184:4 185:33 186:3
187:19 188:13 189:5 190:34 191:36 192:1279
193:309 194:137 195:85 196:161 197:121 198:418
199:264 200:238 201:38 202:435 203:340 204:306
205:156 206:165 207:163 208:67 209:105 210:181
211:13 212:149 213:5 214:8 216:54 217:11
218:22 219:6 220:17 222:5 223:3
End of report
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