[REN-BGP-stats-all] Global R&E Routing Table Report - REANNZ view
REN Routing Table Report
cscora at frr.nsrc.org
Sun Apr 11 21:15:11 UTC 2021
Global R&E Routing Table Report 21:15 GMT Sun 11 Apr, 2021
Report Website: https://bgp.nsrc.org/REN
Detailed Analysis: https://bgp.nsrc.org/REN/REANNZ/
Analysis Summary
----------------
BGP routing table entries examined: 18937
Prefixes after maximum aggregation (per Origin AS): 10610
Deaggregation factor: 1.78
Unique aggregates announced (without unneeded subnets): 11982
Total ASes present in the Internet Routing Table: 2762
Prefixes per ASN: 6.86
Origin-only ASes present in the Internet Routing Table: 2369
Origin ASes announcing only one prefix: 1103
Transit ASes present in the Internet Routing Table: 393
Transit-only ASes present in the Internet Routing Table: 65
Average AS path length visible in the Internet Routing Table: 4.3
Max AS path length visible: 16
Max AS path prepend of ASN ( 10497) 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: 35670
Number of 32-bit ASNs visible in the Routing Table: 589
Prefixes from 32-bit ASNs in the Routing Table: 1682
Number of bogon 32-bit ASNs visible in the Routing Table: 0
Special use prefixes present in the Routing Table: 1
Prefixes being announced from unallocated address space: 2
Number of addresses announced to Internet: 208914688
Equivalent to 12 /8s, 115 /16s and 201 /24s
Percentage of available address space announced: 5.6
Percentage of allocated address space announced: 5.6
Percentage of available address space allocated: 100.0
Percentage of address space in use by end-sites: 99.5
Total number of prefixes smaller than registry allocations: 2157
APNIC Region Analysis Summary
-----------------------------
Prefixes being announced by APNIC Region ASes: 4646
Total APNIC prefixes after maximum aggregation: 2357
APNIC Deaggregation factor: 1.97
Prefixes being announced from the APNIC address blocks: 4642
Unique aggregates announced from the APNIC address blocks: 2699
APNIC Region origin ASes present in the Internet Routing Table: 568
APNIC Prefixes per ASN: 8.17
APNIC Region origin ASes announcing only one prefix: 247
APNIC Region transit ASes present in the Internet Routing Table: 63
Average APNIC Region AS path length visible: 4.2
Max APNIC Region AS path length visible: 12
Number of APNIC region 32-bit ASNs visible in the Routing Table: 215
Number of APNIC addresses announced to Internet: 46509056
Equivalent to 2 /8s, 197 /16s and 172 /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, 131072-143673
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: 8318
Total ARIN prefixes after maximum aggregation: 4733
ARIN Deaggregation factor: 1.76
Prefixes being announced from the ARIN address blocks: 8345
Unique aggregates announced from the ARIN address blocks: 5443
ARIN Region origin ASes present in the Internet Routing Table: 1235
ARIN Prefixes per ASN: 6.76
ARIN Region origin ASes announcing only one prefix: 447
ARIN Region transit ASes present in the Internet Routing Table: 165
Average ARIN Region AS path length visible: 4.1
Max ARIN Region AS path length visible: 16
Number of ARIN region 32-bit ASNs visible in the Routing Table: 150
Number of ARIN addresses announced to Internet: 97491968
Equivalent to 5 /8s, 207 /16s and 156 /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: 3362
Total RIPE prefixes after maximum aggregation: 2748
RIPE Deaggregation factor: 1.22
Prefixes being announced from the RIPE address blocks: 3353
Unique aggregates announced from the RIPE address blocks: 2743
RIPE Region origin ASes present in the Internet Routing Table: 672
RIPE Prefixes per ASN: 4.99
RIPE Region origin ASes announcing only one prefix: 318
RIPE Region transit ASes present in the Internet Routing Table: 108
Average RIPE Region AS path length visible: 4.7
Max RIPE Region AS path length visible: 15
Number of RIPE region 32-bit ASNs visible in the Routing Table: 128
Number of RIPE addresses announced to Internet: 58138112
Equivalent to 3 /8s, 119 /16s and 30 /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: 1388
Total LACNIC prefixes after maximum aggregation: 573
LACNIC Deaggregation factor: 2.42
Prefixes being announced from the LACNIC address blocks: 1387
Unique aggregates announced from the LACNIC address blocks: 800
LACNIC Region origin ASes present in the Internet Routing Table: 175
LACNIC Prefixes per ASN: 7.93
LACNIC Region origin ASes announcing only one prefix: 73
LACNIC Region transit ASes present in the Internet Routing Table: 27
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: 75
Number of LACNIC addresses announced to Internet: 4114688
Equivalent to 0 /8s, 62 /16s and 201 /24s
LACNIC AS Blocks 26592-26623, 27648-28671, 52224-53247,
61440-61951, 64099-64197, 262144-272796 + 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: 1208
Total AfriNIC prefixes after maximum aggregation: 185
AfriNIC Deaggregation factor: 6.53
Prefixes being announced from the AfriNIC address blocks: 1208
Unique aggregates announced from the AfriNIC address blocks: 295
AfriNIC Region origin ASes present in the Internet Routing Table: 44
AfriNIC Prefixes per ASN: 27.45
AfriNIC Region origin ASes announcing only one prefix: 18
AfriNIC Region transit ASes present in the Internet Routing Table: 10
Average AfriNIC Region AS path length visible: 4.3
Max AfriNIC Region AS path length visible: 8
Number of AfriNIC region 32-bit ASNs visible in the Routing Table: 21
Number of AfriNIC addresses announced to Internet: 2660352
Equivalent to 0 /8s, 40 /16s and 152 /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 609 2157 457 SINET-AS Research Organization of Infor
7497 451 245 41 CSTNET-AS-AP Computer Network Informati
7575 186 347 132 AARNET-AS-AP Australian Academic and Re
1237 184 75 132 KREONET-AS-KR KISTI, KR
58647 164 18 2 KAGAWAU-AS Kagawa University, JP
55824 127 18 21 NKN-CORE-NW NKN Core Network, IN
4538 123 4192 72 ERX-CERNET-BKB China Education and Rese
4621 81 37 10 UNINET-AS-AP UNINET-, TH
23570 59 5 11 INCHEON-AS-KR UNIVERSITY OF INCHEON, KR
1659 55 1450 34 ERX-TANET-ASN1 Taiwan Academic Network
Complete listing at https://bgp.nsrc.org/REN/REANNZ/data-ASnet-APNIC
ARIN Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
7896 261 51 7 NU-AS, US
376 236 180 158 RISQ-AS, CA
668 209 718 175 DNIC-AS-00668, US
5786 201 16 1 UPRENET, PR
2152 163 507 96 CSUNET-NW, US
18558 134 18 4 NETBLK-RCOEK, US
270 118 297 88 AS270, US
23024 114 7 17 OCDE, US
2920 109 34 6 LACOE, US
21976 86 51 18 NJEDGE-NET, US
Complete listing at https://bgp.nsrc.org/REN/REANNZ/data-ASnet-ARIN
RIPE Region per AS prefix count summary
---------------------------------------
ASN No of nets /20 equiv MaxAgg Description
680 273 1996 235 DFN Verein zur Foerderung eines Deutsch
786 187 1787 185 JANET Jisc Services Limited, GB
8895 141 24 4 ISU Internet Services Unit (ISU), SA
559 115 550 106 SWITCH Peering requests: (peering at switc
1103 98 1520 85 SURFNET-NL SURFnet, The Netherlands, NL
137 82 677 77 ASGARR Consortium GARR, IT
553 72 449 72 BELWUE BelWue-Koordination, DE
2200 67 647 62 FR-RENATER Reseau National de telecommu
2614 62 32 59 ROEDUNET, RO
1930 56 82 51 RCCN Fundacao para a Ciencia e a Tecnol
Complete listing at https://bgp.nsrc.org/REN/REANNZ/data-ASnet-RIPE
LACNIC Region per AS prefix count summary
-----------------------------------------
ASN No of nets /20 equiv MaxAgg Description
1916 176 215 41 Associacao Rede Nacional de Ensino e Pe
28391 152 10 66 Universidad Juarez Autonoma de Tabasco,
11340 94 24 54 Red Universitaria Nacional, CL
1251 67 37 20 FUNDACAO DE AMPARO A PESQUISA DO ESTADO
2715 60 102 40 Fundacao Carlos Chagas Filho de Amparo
4270 44 16 1 Red de Interconexion Universitaria, AR
19611 44 17 2 Associacao Antonio Vieira - Unisinos, B
61468 41 3 15 CEDIA, EC
28614 38 2 2 Fundacao Universidade Regional de Blume
28571 37 26 15 UNIVERSIDADE DE SAO PAULO, BR
Complete listing at https://bgp.nsrc.org/REN/REANNZ/data-ASnet-LACNIC
AfriNIC Region per AS prefix count summary
------------------------------------------
ASN No of nets /20 equiv MaxAgg Description
36914 398 82 3 KENET-AS, KE
2018 325 319 74 TENET-1, ZA
327687 133 28 3 RENU, UG
327700 81 16 1 MoRENet, MZ
2561 74 5 34 EUN, EG
8094 55 48 4 PUKNET, ZA
37215 27 8 1 MAREN, MW
6879 24 2 9 ENSTINET-, EG
37074 11 8 2 UG-AS, GH
37501 11 49 6 UOFS, ZA
Complete listing at https://bgp.nsrc.org/REN/REANNZ/data-ASnet-AFRINIC
Global Per AS prefix count summary
----------------------------------
ASN No of nets /20 equiv MaxAgg Description
2907 609 2157 457 SINET-AS Research Organization of Infor
7497 451 245 41 CSTNET-AS-AP Computer Network Informati
36914 398 82 3 KENET-AS, KE
2018 325 319 74 TENET-1, ZA
680 273 1996 235 DFN Verein zur Foerderung eines Deutsch
7896 261 51 7 NU-AS, US
376 236 180 158 RISQ-AS, CA
668 209 718 175 DNIC-AS-00668, US
5786 201 16 1 UPRENET, PR
786 187 1787 185 JANET Jisc Services Limited, GB
Complete listing at https://bgp.nsrc.org/REN/REANNZ/data-ASnet
Global Per AS Maximum Aggregation summary
-----------------------------------------
ASN No of nets Net Savings Description
7497 451 410 CSTNET-AS-AP Computer Network Information Cente
36914 398 395 KENET-AS, KE
7896 261 254 NU-AS, US
2018 325 251 TENET-1, ZA
5786 201 200 UPRENET, PR
58647 164 162 KAGAWAU-AS Kagawa University, JP
8895 141 137 ISU Internet Services Unit (ISU), SA
1916 176 135 Associacao Rede Nacional de Ensino e Pesquisa,
18558 134 130 NETBLK-RCOEK, US
327687 133 130 RENU, UG
Complete listing at https://bgp.nsrc.org/REN/REANNZ/data-CIDRnet
List of Unregistered Origin ASNs (Global)
-----------------------------------------
Bad AS Designation Net Originated Transit AS Transit AS Name
36843 UNALLOCATED 64.56.80.0/23 11096 FLORIDANET, US
19658 UNALLOCATED 65.205.131.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 108.59.20.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 108.59.23.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 131.91.183.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 131.91.252.0/22 11096 FLORIDANET, US
36843 UNALLOCATED 146.201.218.0/24 11096 FLORIDANET, US
36843 UNALLOCATED 146.201.219.0/24 11096 FLORIDANET, US
22063 UNALLOCATED 153.10.0.0/16 2152 CSUNET-NW, US
36843 UNALLOCATED 162.223.23.0/24 11096 FLORIDANET, US
Complete listing at https://bgp.nsrc.org/REN/REANNZ/data-badAS
Prefixes from private and non-routed address space (Global)
-----------------------------------------------------------
Prefix Origin AS Description
192.88.99.0/24 1103 SURFNET-NL SURFnet, The Netherlands, NL
Complete listing at https://bgp.nsrc.org/REN/REANNZ/data-dsua
Advertised Unallocated Addresses
--------------------------------
Unassigned Network ASN Information AS Name
192.31.196.0/24 Origin: 112 UNASSIGNED
Transit: 1103 SURFNET-NL SURFnet, The Netherlands, NL
192.88.99.0/24 Origin: 1103 SURFNET-NL SURFnet, The Netherlands, NL
Transit: 11537 INTERNET2-RESEARCH-EDU, US
Complete listing at https://bgp.nsrc.org/REN/REANNZ/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 /14:37 /15:118 /16:2057 /17:388 /18:422
/19:596 /20:892 /21:933 /22:1426 /23:1513 /24:10523
/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 372 398 KENET-AS, KE
8895 136 141 ISU Internet Services Unit (ISU), SA
327700 75 81 MoRENet, MZ
23024 53 114 OCDE, US
28614 32 38 Fundacao Universidade Regional de Blumenau, BR
25977 31 45 HCCS, US
263282 30 37 FUNDACAO UNIVERSIDADE DO OESTE DE SANTA CATARIN
18632 29 55 VOLCANO-VISION, US
27609 29 45 USC-UNIVERSITY-HOSPITAL, US
32440 29 44 LONI, US
Complete listing at https://bgp.nsrc.org/REN/REANNZ/data-sXXas-nos
Number of /24s announced per /8 block (Global)
----------------------------------------------
1:4 5:15 6:4 8:2 12:1 14:84
18:41 23:7 24:5 31:6 37:6 38:9
40:1 41:265 42:24 44:5 45:60 46:7
47:1 49:10 50:4 52:1 58:1 59:20
60:4 61:4 62:6 63:38 64:55 65:6
66:44 67:45 68:8 69:17 71:1 72:14
74:18 76:33 77:4 78:3 79:10 80:14
81:33 82:4 83:7 84:9 85:35 86:9
87:1 88:1 89:10 91:48 92:1 93:13
94:4 95:4 96:5 97:1 98:2 101:6
102:5 103:301 104:77 106:1 107:16 108:8
109:8 110:3 111:16 112:4 114:23 115:1
116:6 117:63 118:35 119:18 121:29 122:9
123:8 124:40 125:13 128:78 129:220 130:93
131:100 132:58 133:137 134:88 136:193 137:148
138:14 139:5 140:45 141:2 142:43 143:35
144:67 146:125 147:64 148:160 149:13 150:37
151:5 152:77 153:11 154:24 155:53 156:65
157:25 158:44 159:114 160:26 161:16 162:22
163:63 164:39 165:14 166:1 167:15 168:116
169:9 170:66 171:1 172:1 173:7 175:32
176:8 177:7 178:1 179:12 180:21 182:5
184:5 185:39 186:3 187:17 188:13 189:6
190:43 191:35 192:1442 193:249 194:141 195:100
196:168 197:190 198:520 199:276 200:247 201:38
202:591 203:403 204:355 205:180 206:195 207:174
208:59 209:120 210:170 211:14 212:165 213:4
214:7 216:66 217:16 218:26 219:8 220:24
222:4 223:1
End of report
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